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Top JavaScript Developers

JavaScript powers everything from interactive websites to complex enterprise applications. Partnering with an experienced JavaScript development agency ensures your product is fast, secure, and ready to scale. Clutch makes it easy to find trusted providers by publishing in-depth, verified client reviews and transparent performance data. Use our filters to sort agencies by budget, location, framework expertise, and more. Looking for regional specialists? Browse firms in the United States, United Kingdom, or Canada to compare portfolios and pricing in your market. Start exploring today and shortlist partners that align with your goals.
Ratings Updated: May 21, 2026
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21,995 Companies

Programming & Scripting: JavaScript

List of the Top JavaScript Development Companies

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    Digis, a Fiverr company (NYSE: FVRR) Logotype

    Digis, a Fiverr company (NYSE: FVRR)

    4.9 89 reviews
    Premier Verified
    $5,000+
    $25 - $49 / hr
    50 - 249
    London, England

    Services provided

    40% Web Development
    40% Custom Software Development
    20% IT Staff Augmentation

    Focus Areas

    10% JavaScript
    10% ASP.NET
    10% C# +7
    10% Java
    10% PHP
    10% Python
    10% Rust
    10% SQL
    10% Scala
    10% Swift

    Digis, a Fiverr company (NYSE: FVRR), is a web development firm specializing in full-stack and custom website development. Reviews consistently highlight their exceptional project management, technical expertise, and strong communication skills. Approximately 90% of reviewers commend their proactive and reliable service, resulting in improved project delivery times and increased user satisfaction across various web applications.

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  • Zimozi Solutions Pvt. Ltd Logotype

    4.8 8 reviews
    $1,000+
    $25 - $49 / hr
    50 - 249
    Singapore, Singapore

    Services provided

    10% Web Development
    30% Generative AI
    20% Mobile App Development +6
    10% AI Development
    10% Low/No Code Development
    5% AI Consulting
    5% Search Engine Optimization
    5% Social Media Marketing
    5% UX/UI Design

    Focus Areas

    10% JavaScript
    10% AJAX
    10% ASP +7
    10% ASP.NET
    10% C#
    10% Java
    10% Objective C
    10% PHP
    10% SQL
    10% Swift

    Zimozi Solutions Pvt. Ltd is a versatile web development company specializing in Website Development, Custom Website Development, and SEO services. Reviews indicate a strong performance, with clients appreciating their enthusiasm, ownership of projects, and ability to enhance website functionality and UI/UX. While 100% of reviewers expressed satisfaction, some suggest the need for more realistic project timelines.

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  • HighNorth Logotype

    5.0 2 reviews
    Undisclosed
    $100 - $149 / hr
    2 - 9
    Tampa, FL

    Services provided

    20% Web Development
    25% Product Design
    25% UX/UI Design +3
    10% Low/No Code Development
    10% Mobile App Development
    10% Web Design

    Focus Areas

    30% JavaScript
    30% Python
    30% SQL +1
    10% Go

    HighNorth offers Website Development and Web Design services, specializing in creative redesigns that are responsive and user-friendly. Reviews highlight their exceptional customer service, effective communication, and ability to deliver projects on time, resulting in improved search engine rankings and increased website traffic.

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  • GroupFractal Inc. Logotype

    5.0 7 reviews
    $1,000+
    $50 - $99 / hr
    10 - 49
    Westmount, Canada

    Services provided

    10% Web Development
    55% Search Engine Optimization
    15% Ecommerce Marketing +2
    10% Generative AI
    10% Performance Marketing

    Focus Areas

    15% JavaScript
    50% PHP
    25% SQL +1
    10% AJAX

    GroupFractal Inc. specializes in Web Development, Web Design, and comprehensive digital marketing strategies aimed at boosting online presence. Reviews highlight their exceptional project management, timely delivery, and attention to customer needs, making them a highly recommended choice for enhancing local market visibility and driving conversions through effective online development.

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  • GBMF Tech Logotype

    5.0 3 reviews
    $100,000+
    $25 - $49 / hr
    10 - 49
    London, England

    Services provided

    30% Web Development
    30% Custom Software Development
    20% E-Commerce Development +1
    20% Mobile App Development

    Focus Areas

    20% JavaScript
    20% Go
    20% Java +2
    20% PHP
    20% Python

    GBMF Tech is a web development company specializing in comprehensive web design and branding services. The overall feedback is overwhelmingly positive, with clients praising their efficient project management and the high-quality, modern websites produced. Approximately 100% of reviewers highlighted the professionalism and smooth communication experience with GBMF Tech's team.

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  • XharpTech Logotype

    5.0 1 review
    $1,000+
    < $25 / hr
    10 - 49
    Karachi, Pakistan

    Services provided

    10% Web Development
    20% UX/UI Design
    10% Custom Software Development +6
    10% E-Commerce Development
    10% Graphic Design
    10% Low/No Code Development
    10% Mobile App Development
    10% Product Design
    10% Web Design

    Focus Areas

    10% JavaScript
    30% ASP.NET
    25% C# +3
    15% PHP
    10% Java
    10% Swift

    XharpTech is a web development company specializing in backend and custom website development, with additional expertise in optimizing web design. All reviewers (100%) express positive feedback about their involvement in projects, highlighting their commitment, attention to detail, and effective project management. XharpTech ensures tasks are completed on time and within budget, demonstrating high engagement and adaptability in addressing challenges.

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  • WebMeridian Logotype

    4.7 23 reviews
    $1,000+
    $25 - $49 / hr
    10 - 49
    Little Waltham, England

    Services provided

    10% Web Development
    80% E-Commerce Development
    5% Mobile App Development +5
    1% Application Management & Support
    1% Application Testing
    1% Custom Software Development
    1% IT Strategy Consulting
    1% Other IT Consulting and SI

    Focus Areas

    10% JavaScript
    50% PHP
    20% Ruby +2
    10% AJAX
    10% SQL

    WebMeridian is a web development company specializing in Website Development, Custom Website Development, and Web Programming, with expertise in platforms like Magento and Shopify. Based on their reviews, 100% of clients commend their professionalism, timely delivery, and effective communication. However, one review highlighted an initial team mismatch, which was promptly resolved by assigning a more compatible team, showcasing their adaptability and commitment to client satisfaction.

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  • AlexBerendei.com Logotype

    4.8 10 reviews
    $1,000+
    $50 - $99 / hr
    2 - 9
    București, Romania

    Services provided

    30% Web Development
    20% Web Design
    15% Branding +4
    10% Digital Strategy
    10% Logo
    10% UX/UI Design
    5% Low/No Code Development

    Focus Areas

    30% JavaScript
    50% PHP
    20% Go

    AlexBerendei.com is a web development company specializing in Website Development, Web Design, and Custom Website Development, with a notable focus on Drupal-based projects. The company has received overwhelmingly positive feedback, with over 90% of clients highlighting their efficiency, responsiveness, and ability to meet deadlines. Additionally, 60% of reviews praise their communication skills and ability to deliver high-quality, user-friendly websites that have led to measurable improvements in online presence and customer engagement.

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  • Cloudowl Logotype

    5.0 2 reviews
    $10,000+
    $100 - $149 / hr
    10 - 49
    Edmonton, Canada

    Services provided

    25% Web Development
    15% AI Development
    15% Application Management & Support +4
    15% Mobile App Development
    15% UX/UI Design
    10% Custom Software Development
    5% E-Commerce Development

    Focus Areas

    30% JavaScript
    20% Redux
    20% SQL +3
    10% ASP.NET
    10% ColdFusion
    10% Typescript

    Cloudowl is a software development company specializing in providing tailored solutions to complex business challenges, acting as fractional CTOs, and software consultants. Their reviews highlight exceptional project management, transparency, and communication skills, with 100% positive feedback commending their user-friendly outcomes and strategic insights. Clients particularly appreciate Cloudowl’s practical approach and their ability to exceed expectations in software development and project transition.

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  • LSB DATA Software Developers Logotype

    5.0 3 reviews
    $10,000+
    $50 - $99 / hr
    10 - 49
    Żerniki Wrocławskie, Poland

    Services provided

    30% Web Development
    35% E-Commerce Development
    15% Custom Software Development +2
    10% UX/UI Design
    10% Web Design

    Focus Areas

    26% JavaScript
    40% PHP
    10% SQL +5
    10% Typescript
    5% C#
    5% C++
    2% AJAX
    2% XML

    LSB DATA Software Developers is a professional Web Development company specializing in Custom Website Development and Web Application Development. They have demonstrated excellence in delivering innovative and responsive web solutions, leading to a 50% increase in turnover for their clients. The company is commended for its effective project management and communication, with 100% positive feedback from clients.

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  • Figzol Logotype

    4.9 10 reviews
    $5,000+
    < $25 / hr
    10 - 49
    Petaling Jaya, Malaysia

    Services provided

    10% Web Development
    20% AI Consulting
    20% AI Development +4
    15% Cloud Consulting & SI
    15% Mobile App Development
    10% Marketing Strategy
    10% UX/UI Design

    Focus Areas

    30% JavaScript
    25% Typescript
    15% PHP +3
    10% Kotlin
    10% Objective C
    10% Swift

    Figzol is a web development company providing services such as custom website development and full-stack web development. Feedback indicates a 100% positive response, highlighting their exceptional project management, responsiveness, and ability to deliver on time. Approximately 50% of reviewers emphasize their innovative design thinking and problem-solving skills.

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  • Webfusion Solutions Logotype

    5.0 11 reviews
    $1,000+
    < $25 / hr
    10 - 49
    Surat, India

    Services provided

    30% Web Development
    30% Mobile App Development
    20% E-Commerce Development +2
    10% IoT Development
    10% UX/UI Design

    Focus Areas

    20% JavaScript
    30% PHP
    20% Java +2
    20% Swift
    10% Other programming & scripting languages

    Webfusion Solutions is a proficient web development company offering diverse services including full-stack web development, web application development, and custom website development. They maintain high standards of project management and communication, with 100% of reviews praising their professionalism, responsiveness, and ability to meet deadlines effectively. Clients consistently highlight their exceptional customer service and technical expertise.

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  • PixelMakers Logotype

    4.9 4 reviews
    $5,000+
    $50 - $99 / hr
    2 - 9
    Ploiești, Romania

    Services provided

    40% Web Development
    30% E-Commerce Development
    20% Web Design +1
    10% API Development

    Focus Areas

    20% JavaScript
    80% Typescript

    PixelMakers specializes in Website Development, Web Design, and Web Programming, providing comprehensive digital solutions, including Webflow development, UX/UI design, and project management. Reviews consistently highlight their professionalism, timely delivery, and effective communication. Clients appreciate their high-quality work, alignment with company values, and utilization of modern project management tools.

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  • Marrix Power Logotype

    4.0 14 reviews
    Undisclosed
    $25 - $49 / hr
    10 - 49
    Toronto, Canada

    Services provided

    25% Web Development
    40% Mobile App Development
    15% Custom Software Development +2
    10% Low/No Code Development
    10% UX/UI Design

    Focus Areas

    15% JavaScript
    25% Typescript
    10% PHP +7
    10% Swift
    5% C#
    5% Java
    5% Kotlin
    5% Other programming & scripting languages
    5% Python
    5% Redux

    Marrix Power is a full-stack web development company specializing in Website Development, Web Application Development, and Back-End Development. Reviews indicate a generally positive reception, with 83% highlighting their professionalism, attention to detail, and ability to meet project goals. However, 17% noted issues with communication and project delivery. The company is commended for its commitment to client success, though some feedback suggests room for improvement in transparency and scope alignment.

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  • Infinijith Apps & Technologies Pvt Ltd. Logotype

    4.8 3 reviews
    $5,000+
    < $25 / hr
    10 - 49
    Udayampalayam, India

    Services provided

    60% Web Development
    25% Mobile App Development
    5% AR/VR Development +2
    5% Application Management & Support
    5% E-Commerce Development

    Focus Areas

    60% JavaScript
    10% Objective C
    10% Other programming & scripting languages +3
    10% PHP
    5% Java
    5% Swift

    Infinijith Apps & Technologies Pvt Ltd. is a web development company specializing in sophisticated full-stack web development and web application development. The company is praised for its seamless team integration and customer focus, with 100% of reviews highlighting effective communication and project management. Clients appreciate their responsiveness, transparency, and expertise in web programming and front-end development.

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  • HubexTech Logotype

    5.0 6 reviews
    $10,000+
    $50 - $99 / hr
    50 - 249
    Lahore, Pakistan

    Services provided

    30% Web Development
    40% Custom Software Development
    15% Mobile App Development +2
    10% E-Commerce Development
    5% Blockchain

    Focus Areas

    15% JavaScript
    30% Ruby
    20% PHP +4
    10% Kotlin
    10% Redux
    10% Swift
    5% Other programming & scripting languages

    HubexTech is a comprehensive full-stack web development company specializing in custom website development and web application development. They have earned a reputation for delivering projects on time and within budget, as 100% of reviewers praised their responsiveness and ability to meet project deadlines. With high ratings and recommendations for their effective project management, HubexTech consistently demonstrates exceptional communication and technical acumen.

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  • Consecutive Bytes Logotype

    4.8 7 reviews
    $1,000+
    < $25 / hr
    10 - 49
    Lahore, Pakistan

    Services provided

    50% Web Development
    25% Web Design
    15% Video Production +1
    10% E-Commerce Development

    Focus Areas

    20% JavaScript
    50% PHP
    15% AJAX +1
    15% SQL

    Consecutive Bytes is a web development company specializing in custom website development and back-end development. Reviewers highlight their strong project management and communication skills, with 100% positive feedback on their ability to deliver quality work. Clients appreciate their detail-oriented approach, though some mention challenges related to time zone differences and suggest expanding JavaScript capabilities.

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  • Kadeno Solutions Logotype

    5.0 1 review
    $5,000+
    $50 - $99 / hr
    10 - 49
    Târgu Mureș, Romania

    Services provided

    50% Web Development
    40% Mobile App Development
    10% Custom Software Development

    Focus Areas

    20% JavaScript
    20% Java
    10% AJAX +6
    10% Kotlin
    10% PHP
    10% Redux
    10% SQL
    5% Typescript
    5% XML

    Kadeno Solutions is a software development company specializing in designing and deploying microservice architectures, with expertise in technologies like NodeJS, Laravel, and ReactJS. Overall, feedback indicates a high level of satisfaction, with 100% of reviewers highlighting their dedication and efficiency, notably reducing time-to-market by 40%. One area for improvement mentioned is enhancing their knowledge of enterprise systems.

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  • DarinX Logotype

    5.0 4 reviews
    $5,000+
    $25 - $49 / hr
    10 - 49
    Odesa, Ukraine

    Services provided

    40% Web Development
    20% Custom Software Development
    20% Mobile App Development +2
    10% E-Commerce Development
    10% UX/UI Design

    Focus Areas

    25% JavaScript
    25% Objective C
    25% PHP +1
    25% Python

    DarinX is a full-stack web development company specializing in front-end and back-end solutions. The company consistently receives positive feedback, with clients praising their effective project management and strong communication skills. Reviews emphasize their technical proficiency, particularly in Angular.JS and Django, and their commitment to delivering high-quality, bug-free solutions, with over 95% of reviewers expressing satisfaction.

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  • Headstartt Marketing Inc. Logotype

    5.0 1 review
    $10,000+
    $50 - $99 / hr
    10 - 49
    Vancouver, Canada

    Services provided

    10% Web Development
    20% E-Commerce Development
    15% Low/No Code Development +5
    15% Social Media Marketing
    10% Branding
    10% Mobile App Development
    10% Pay Per Click
    10% Search Engine Optimization

    Focus Areas

    25% JavaScript
    25% Other programming & scripting languages
    25% PHP +1
    25% SQL

    Headstartt Marketing Inc. is a digital marketing agency specializing in e-commerce solutions, including website migration, content creation, and social media management. Clients commend their comprehensive approach, noting a strong social media presence and effective audience engagement. The agency receives predominantly positive feedback, with clients appreciating their expertise and proactive support, despite minor timeline challenges due to their international team.

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  • Fusion Code Software Solutions Logotype

    Fusion Code Software Solutions

    5.0 2 reviews
    $1,000+
    $25 - $49 / hr
    10 - 49

    Services provided

    20% Web Development
    20% Branding
    20% Mobile App Development +2
    20% Product Design
    20% Web Design

    Focus Areas

    100% JavaScript

    Fusion Code Software Solutions is a web development company specialized in comprehensive web application development, including both front-end and back-end components. Their reviews highlight a 100% positive feedback rate, emphasizing strong project management, timely delivery, and exceptional cooperation and expertise in custom website development. The company is noted for aligning well with client values and offering valuable cost-saving advice.

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  • Semy WEB Logotype

    4.8 3 reviews
    $1,000+
    $25 - $49 / hr
    2 - 9
    Olching, Germany

    Services provided

    35% Web Development
    30% Web Design
    20% Search Engine Optimization +2
    10% Custom Software Development
    5% E-Commerce Development

    Focus Areas

    20% JavaScript
    35% PHP
    20% Typescript +2
    20% jquery
    5% SQL

    Semy WEB is a web development company known for delivering end-to-end Website Development and Web Design services. Across reviews, they are praised for their technical expertise, responsiveness, and professionalism, with 100% positive feedback highlighting their ability to create scalable and SEO-friendly websites. Reviewers frequently commend their reliability and effective project management, ensuring timely delivery and ongoing support.

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  • Fourity Logotype

    5.0 6 reviews
    $5,000+
    $25 - $49 / hr
    10 - 49
    Novi Sad, Serbia

    Services provided

    10% Web Development
    60% Custom Software Development
    10% Application Testing +4
    5% E-Commerce Development
    5% Mobile App Development
    5% UX/UI Design
    5% Web Design

    Focus Areas

    35% JavaScript
    40% Typescript
    15% SQL +2
    5% HTML5
    5% Other programming & scripting languages

    Fourity is a web development company specializing in custom website development, full-stack web development, and web application development. Reviews reveal a strong emphasis on communication and problem-solving, with 100% of clients praising their ability to meet deadlines and adapt to complex requirements. Some clients mention time zone differences as a potential area for improvement, but overall, Fourity is highly recommended for their professional and reliable service.

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  • Jensen Technologies Logotype

    4.9 9 reviews
    $5,000+
    $50 - $99 / hr
    10 - 49
    Granada, Spain

    Services provided

    50% Web Development
    40% Mobile App Development
    10% Low/No Code Development

    Focus Areas

    20% JavaScript
    80% PHP

    Jensen Technologies is a comprehensive web development company specializing in custom website development, web design, and web programming, with a particular focus on user-friendly interfaces and seamless functionality. The company excels in delivering solid and well-crafted websites, as highlighted by 88% of reviews, while maintaining effective communication and providing quick responses, as emphasized by 75% of reviewers. However, estimations of project timelines could improve, mentioned by 17% of clients.

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  • Dipa Solutions LLC Logotype

    Dipa Solutions LLC

    4.8 5 reviews
    $10,000+
    $50 - $99 / hr
    10 - 49

    Services provided

    20% Web Development
    20% Digital Strategy
    20% E-Commerce Development +3
    20% UX/UI Design
    10% Custom Software Development
    10% Low/No Code Development

    Focus Areas

    30% JavaScript
    20% Go
    15% PHP +5
    10% Python
    10% Ruby
    5% Redux
    5% SQL
    5% Typescript

    Dipa Solutions LLC is a web development company specializing in custom website development, web application development, and online development services. The reviews indicate a high level of client satisfaction, with 100% positive feedback highlighting their responsiveness, personalized service, and expertise in full-stack web development. Clients appreciate their strong project management skills and the ability to adapt to evolving project requirements.

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  • Webashlar Software Solution Pvt. Ltd. Logotype

    5.0 9 reviews
    $1,000+
    $25 - $49 / hr
    50 - 249
    Surat, India

    Services provided

    25% Web Development
    20% Custom Software Development
    15% Mobile App Development +4
    10% AR/VR Development
    10% E-Commerce Development
    10% IT Staff Augmentation
    10% IoT Development

    Focus Areas

    11% JavaScript
    11% AJAX
    11% ASP.NET +7
    11% C#
    11% Redux
    11% SQL
    11% Typescript
    11% Visual Basic
    6% Other programming & scripting languages
    6% Python

    WebAshlar is a web development company specializing in custom website development, offering services such as web application development and online development. With 100% positive feedback, clients commend their prompt communication, value, and technical expertise. Reviewers consistently highlight their ability to deliver projects on time and within budget, making them a reliable partner for full-stack web development projects.

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  • Cafeto Software Logotype

    4.8 8 reviews
    $10,000+
    Undisclosed
    250 - 999
    Houston, TX

    Services provided

    15% Web Development
    30% IT Staff Augmentation
    15% IT Strategy Consulting +4
    10% Application Testing
    10% Custom Software Development
    10% Mobile App Development
    10% UX/UI Design

    Focus Areas

    25% JavaScript
    25% Java
    5% Go +11
    5% XML
    4% AJAX
    4% C#
    4% Objective C
    4% Other programming & scripting languages
    4% PHP
    4% Python
    4% Ruby
    4% SQL
    4% Swift
    4% Visual Basic

    Cafeto Software is a custom website development company specializing in web and mobile app development, including full-stack web development and web application development. Their reviews highlight exceptional project management and a client-first approach, with 100% positive feedback emphasizing their impressive dedication and teamwork. Clients appreciate their flexibility, effective communication, and ability to deliver timely results.

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  • Bootia Logotype

    4.9 5 reviews
    $10,000+
    $50 - $99 / hr
    10 - 49
    Montevideo, Uruguay

    Services provided

    30% Web Development
    60% Mobile App Development
    10% Application Testing

    Focus Areas

    30% JavaScript
    30% Swift
    20% Ruby +2
    10% Objective C
    10% Typescript

    Bootia is a web development company specializing in web application development and custom website development. Their clients, such as Fundación Alianza Uruguaya por el Agua, highlight their ability to deliver projects on time and respond effectively to client needs. Notably, 100% of the feedback is positive, with reviewers consistently praising their strong client relationships and project management.

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  • Red Rock Tech Logotype

    Red Rock Tech

    4.7 3 reviews
    $5,000+
    $25 - $49 / hr
    10 - 49

    Services provided

    45% Web Development
    25% Custom Software Development
    25% Mobile App Development +1
    5% Application Testing

    Focus Areas

    30% JavaScript
    50% PHP
    10% AJAX +1
    10% Java

    Red Rock Tech is a proficient web development company specializing in custom web and backend development services. Their clients commend their professionalism, flexibility, and the quality of their work, with 100% of the reviews noting successful project delivery and satisfaction. Despite minor challenges with deadlines in complex, unscheduled projects, their project management and communication skills are consistently praised.

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  • Cubiz Infotech Logotype

    4.8 2 reviews
    $1,000+
    < $25 / hr
    2 - 9
    Surat, India

    Services provided

    25% Web Development
    25% Mobile App Development
    15% E-Commerce Development +3
    15% Low/No Code Development
    10% AR/VR Development
    10% Custom Software Development

    Focus Areas

    11% JavaScript
    16% PHP
    11% AJAX +9
    11% Python
    11% Redux
    10% Kotlin
    5% C#
    5% C++
    5% HTML5
    5% Swift
    5% Typescript
    5% jquery

    Cubiz Infotech is a software development company that excels in providing custom solutions such as live streaming features and API integration for both web and mobile applications. Client feedback highlights their high-quality work and exceptional communication, with 100% of reviewers praising their responsiveness and project management. The company is noted for being both cost-effective and highly reliable.

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  • Desarrollalab Logotype

    Desarrollalab

    5.0 3 reviews
    $1,000+
    $25 - $49 / hr
    2 - 9

    Services provided

    25% Web Development
    25% Custom Software Development
    25% Mobile App Development +1
    25% UX/UI Design

    Focus Areas

    100% JavaScript

    Desarrollalab is a web development company specializing in website development and web programming. Reviews emphasize their timely delivery and strong alignment with client values, with 100% of reviewers highlighting their effective solutions and project management. One reviewer suggested minor improvements in scheduling follow-up meetings.

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  • Snakescript Solutions LLP Logotype

    5.0 5 reviews
    $5,000+
    < $25 / hr
    10 - 49
    Sahibzada Ajit Singh Nagar, India

    Services provided

    40% Web Development
    40% Mobile App Development
    10% UX/UI Design +1
    10% Web Design

    Focus Areas

    20% JavaScript
    20% PHP
    20% Python +3
    20% Typescript
    10% Redux
    10% Swift

    Snakescript Solutions LLP is a web development company specializing in services such as website migration and custom website development. The company received positive feedback for its effective communication and coordination, with 100% of reviewers noting successful project outcomes and timely delivery. Their competitive pricing and ability to meet client needs are frequently highlighted.

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  • Ensocore Logotype

    5.0 4 reviews
    $5,000+
    $25 - $49 / hr
    10 - 49
    Kyiv, Ukraine

    Services provided

    30% Web Development
    30% Custom Software Development
    30% Mobile App Development +1
    10% BI & Big Data Consulting & SI

    Focus Areas

    40% JavaScript
    20% C#
    20% PHP +1
    20% Python

    Ensocore is a versatile software development company proficient in creating B2B systems, mobile applications, and automated platforms tailored to diverse sectors such as audio distribution, ventilation, and hospitality. With 100% positive feedback, reviewers commend their focus, effective communication, and technical expertise, noting their ability to simplify complex concepts and deliver projects that enhance operational efficiency and drive sales growth.

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  • Libnamic Logotype

    Libnamic

    5.0 3 reviews
    $1,000+
    $50 - $99 / hr
    2 - 9

    Services provided

    20% Web Development
    20% IT Managed Services
    20% IT Strategy Consulting +6
    10% Custom Software Development
    10% Web Design
    5% Cloud Consulting & SI
    5% Cybersecurity
    5% ERP Consulting and SI
    5% IoT Development

    Focus Areas

    20% JavaScript
    30% PHP
    25% Go +4
    10% C#
    5% Other programming & scripting languages
    5% Python
    5% SQL

    Libnamic is a versatile IT solutions company specializing in customized digital humanities projects, web hosting, and Omeka plugin development. The company receives overwhelmingly positive feedback, with 100% of reviewers praising their responsiveness, communication, and technical expertise. Clients highlight their outstanding project management skills and the impressive impact of their deliverables, noting significant improvements in web performance and user experience.

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  • code and soda Logotype

    5.0 1 review
    Undisclosed
    Undisclosed
    10 - 49
    Budapest, Hungary

    Services provided

    20% Web Development
    20% Custom Software Development
    20% E-Commerce Development +4
    10% AI Development
    10% AR/VR Development
    10% IoT Development
    10% Mobile App Development

    Focus Areas

    33% JavaScript
    34% Java
    33% Python

    Code and Soda is a software development company known for its expertise in quickly adapting to new applications and projects. They excel in project management and effective communication, with 100% of reviewers noting their proficiency in handling complex requests and accommodating changes. The client was particularly impressed with their ability to streamline processes and maintain clear communication throughout the project lifecycle.

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  • No-Where Consultants Logotype

    5.0 5 reviews
    $5,000+
    $100 - $149 / hr
    2 - 9
    Kansas City, MO

    Services provided

    30% Web Development
    20% Email Marketing
    10% Custom Software Development +5
    10% Digital Strategy
    10% Low/No Code Development
    10% Search Engine Optimization
    5% Content Marketing
    5% Pay Per Click

    Focus Areas

    25% JavaScript
    50% PHP
    25% C++

    No-Where Consultants is a web development company specializing in website development, custom website development, and web programming. They receive overwhelmingly positive feedback, with 100% of reviewers praising their communication and project management skills, while 75% highlight their responsiveness and adaptability. Clients appreciate their competitive pricing, timely delivery, and the high quality of work, noting their strong customer service and technical expertise.

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  • Flyoutsourcing Logotype

    Flyoutsourcing

    5.0 3 reviews
    $1,000+
    $25 - $49 / hr
    10 - 49

    Services provided

    40% Web Development
    30% Mobile App Development
    20% Custom Software Development +2
    5% Cloud Consulting & SI
    5% IT Strategy Consulting

    Focus Areas

    25% JavaScript
    20% Java
    15% ASP.NET +6
    10% Python
    10% Swift
    5% Kotlin
    5% PHP
    5% Ruby
    5% SQL

    Flyoutsourcing is a software development company that provides skilled developers for complex projects and excels in enhancing performance and integrating external services. The overall feedback is overwhelmingly positive, with clients praising their high-level professionalism and efficient project management, resulting in timely completion and client satisfaction. Notably, 100% of reviewers recommend Flyoutsourcing for their expertise and service quality.

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  • Image Traders Logotype

    Image Traders

    4.8 2 reviews
    $5,000+
    $150 - $199 / hr
    10 - 49

    Services provided

    10% Web Development
    40% Search Engine Optimization
    20% Pay Per Click +2
    20% Social Media Marketing
    10% Conversion Optimization

    Focus Areas

    20% JavaScript
    40% PHP
    10% AJAX +3
    10% HTML5
    10% SQL
    10% jquery

    Image Traders is a marketing and IT solutions company recognized for its excellent service and responsive project management. The company is praised for its strong client relationships and effective communication, with 100% of reviewers highlighting its cultural alignment and value for cost. Additionally, all reviewers noted their satisfaction with the company's problem-solving capabilities and strategic approach.

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  • Studio1642 Logotype

    5.0 5 reviews
    $5,000+
    $50 - $99 / hr
    2 - 9
    Medellín, Colombia

    Services provided

    35% Web Development
    15% Product Design
    15% UX/UI Design +3
    15% Web Design
    10% Branding
    10% Low/No Code Development

    Focus Areas

    100% JavaScript

    Studio1642 is a web development company specializing in custom website development and full-stack web development services. Across their reviews, 100% of clients highlight their professionalism, timely delivery, and strong communication. Clients consistently praise their dedication, attention to detail, and ability to align deliverables with clients' visions, making collaboration seamless and effective.

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  • Supportsoft Technologies Logotype

    4.8 39 reviews
    $5,000+
    $25 - $49 / hr
    10 - 49
    Rosehill, Australia

    Services provided

    20% Web Development
    30% Mobile App Development
    20% Custom Software Development +2
    20% IoT Development
    10% Low/No Code Development

    Focus Areas

    15% JavaScript
    20% Swift
    15% AJAX +4
    15% Kotlin
    15% PHP
    10% HTML5
    10% SQL

    Supportsoft Technologies is a versatile company specializing in web development and app development, with a focus on custom website and web application development. Their clients consistently praise their timely delivery, effective communication, and high-quality outputs. Approximately 90% of reviews highlight their professionalism and project management skills, with specific mentions of their responsive communication and collaborative approach.

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  • Revolution Creatives Logotype

    Revolution Creatives

    5.0 5 reviews
    Undisclosed
    $50 - $99 / hr
    2 - 9

    Services provided

    25% Web Development
    40% Web Design
    25% Branding +1
    10% Low/No Code Development

    Focus Areas

    10% JavaScript
    10% C++
    10% ColdFusion +7
    10% Ember.js
    10% Go
    10% Kotlin
    10% PHP
    10% Redux
    10% Ruby
    10% SQL

    Revolution Creatives is a web development company specializing in custom website development and web design. Their client feedback is overwhelmingly positive, with 100% of reviews highlighting their effective communication, timely delivery, and high-quality design work. Many clients appreciate their ability to deliver visually appealing and uncluttered designs that accurately represent clients' branding and goals.

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  • iMakeable Logotype

    5.0 15 reviews
    $10,000+
    $50 - $99 / hr
    10 - 49
    Wrocław, Poland

    Services provided

    10% Web Development
    20% Custom Software Development
    15% AI Agents +5
    15% AI Development
    15% IT Strategy Consulting
    10% Mobile App Development
    10% Robotics Process Automation
    5% UX/UI Design

    Focus Areas

    35% JavaScript
    40% Typescript
    15% Python +1
    10% Redux

    iMakeable is a web development company specializing in custom website and web application development, offering services such as front-end and back-end development. With a 100% positive feedback rate, their reviews highlight their proactive communication, timely deliveries, and expertise in integrating complex solutions. Approximately 80% of clients commend their adaptability, aligning company values, and excellence in project management.

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  • Cubitrek Logotype

    4.5 3 reviews
    $10,000+
    $100 - $149 / hr
    50 - 249
    Sacramento, CA

    Services provided

    10% Web Development
    10% Custom Software Development
    10% Digital Strategy +7
    10% E-Commerce Development
    10% Mobile App Development
    10% Pay Per Click
    10% Search Engine Optimization
    10% Social Media Marketing
    10% UX/UI Design
    10% Web Design

    Focus Areas

    20% JavaScript
    20% Ember.js
    10% HTML5 +5
    10% PHP
    10% Python
    10% Redux
    10% SQL
    10% Swift

    Cubitrek is a web development company specializing in custom website development, with a focus on web design and web programming. Reviews highlight their professionalism, efficient project management, and creative approach, with 100% of reviewers praising their alignment with client values and budget. Notably, 50% of reviews emphasize their attention to detail and user-friendly designs.

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  • Codistan Logotype

    Codistan

    5.0 2 reviews
    $5,000+
    $25 - $49 / hr
    50 - 249

    Services provided

    25% Web Development
    35% Custom Software Development
    20% Search Engine Optimization +2
    10% Content Marketing
    10% Mobile App Development

    Focus Areas

    25% JavaScript
    15% Python
    15% Typescript +6
    10% C#
    10% Java
    10% SQL
    5% HTML5
    5% Other programming & scripting languages
    5% PHP

    Codistan is a web development company praised for its expertise in website development and SEO solutions. Reviews highlight their professionalism, technical skill, and commitment to client success, with 100% positive feedback. Codistan excels in creating modern, user-friendly websites and implementing effective SEO strategies, enhancing online visibility and performance. Their responsive communication and project management are consistently commended.

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  • QW HOSTING Logotype

    QW HOSTING

    4.9 19 reviews
    $1,000+
    $25 - $49 / hr
    50 - 249

    Services provided

    10% Web Development
    10% Branding
    10% Business Consulting +7
    10% E-Commerce Development
    10% Graphic Design
    10% IT Strategy Consulting
    10% Other Digital Marketing
    10% Search Engine Optimization
    10% Social Media Marketing
    10% Web Design

    Focus Areas

    11% JavaScript
    12% SQL
    11% C++ +6
    11% Ember.js
    11% PHP
    11% Python
    11% Redux
    11% Ruby
    11% Visual Basic

    QW HOSTING INTERNATIONAL is a web development company specializing in custom website development, SEO, and digital marketing services. According to their reviews, 100% of clients express satisfaction with their communication and project management. Notably, 88% of clients highlight their expertise in web design and development. Their emphasis on customer engagement and timely delivery is consistently praised.

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  • HiTech Service LLC Logotype

    5.0 6 reviews
    Undisclosed
    Undisclosed
    10 - 49
    Kyiv, Ukraine

    Services provided

    15% Web Development
    20% Custom Software Development
    15% Application Testing +6
    10% Application Management & Support
    10% Blockchain
    10% Cybersecurity
    10% IT Managed Services
    5% Cloud Consulting & SI
    5% Mobile App Development

    Focus Areas

    15% JavaScript
    20% C#
    20% Java +9
    15% ASP.NET
    5% AJAX
    5% C++
    5% PHP
    5% Python
    5% SQL
    2% C
    2% Swift
    1% Objective C

    HiTech Service LLC is a full-stack web development company providing services such as manual QA, QA automation, and production support. Reviewers highlight the company's strong project management skills and reliability, maintaining a 99.99% uptime, surpassing contracted expectations. While verbal communication can improve, clients praise the exceptional value and talent provided by HiTech Service LLC.

    See all 6 projects
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  • iphonedroid Logotype

    4.5 5 reviews
    $5,000+
    Undisclosed
    10 - 49
    Madrid, Spain

    Services provided

    15% Web Development
    50% Mobile App Development
    15% Other Application Development +2
    10% UX/UI Design
    10% Web Design

    Focus Areas

    10% JavaScript
    15% C++
    15% HTML5 +5
    15% Java
    15% Objective C
    10% AJAX
    10% PHP
    10% Python

    iphonedroid is a specialized mobile app development company with expertise in creating and maintaining applications across multiple platforms, including Android and iOS. The company is praised for its flexibility and deep understanding of mobile technologies, with 100% of reviews highlighting their development skills and client-focused approach. While some feedback suggested minor areas for improvement, notably cost and delivery timelines, the overall sentiment remains highly positive, with clients appreciating their professionalism and innovative solutions.

    See all 5 projects
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  • iBoris Logotype

    4.6 4 reviews
    $5,000+
    $50 - $99 / hr
    10 - 49
    Varna, Bulgaria

    Services provided

    30% Web Development
    30% Custom Software Development
    30% Mobile App Development +1
    10% Low/No Code Development

    Focus Areas

    20% JavaScript
    40% ASP.NET
    20% C# +2
    10% HTML5
    10% SQL

    iBoris is a software development company specializing in creating innovative solutions such as AI systems, SaaS platforms, and .NET applications for diverse industries. Overall, 100% of the feedback is positive, emphasizing their professionalism, technical expertise, and ability to foster strong collaborative relationships. Reviewers consistently highlight iBoris's responsiveness, attention to detail, and seamless project management.

    See all 4 projects
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  • DevLoops Logotype

    DevLoops

    5.0 2 reviews
    $1,000+
    $50 - $99 / hr
    2 - 9

    Services provided

    65% Web Development
    25% Web Design
    10% Low/No Code Development

    Focus Areas

    60% JavaScript
    40% PHP

    DevLoops is a web development company specializing in Website Development, Custom Website Development, and Web Design. The reviews highlight their clear and timely communication, professionalism, and efficient project management, with 100% of reviewers expressing satisfaction and noting quick response times. DevLoops consistently delivers projects on time, meeting clients' needs effectively and fostering long-term partnerships.

    See all 2 projects
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  • Hornbook Technologies PVT. LTD. Logotype

    5.0 14 reviews
    $1,000+
    < $25 / hr
    10 - 49
    Ahmedabad, India

    Services provided

    50% Web Development
    20% E-Commerce Development
    15% Custom Software Development +1
    15% UX/UI Design

    Focus Areas

    50% JavaScript
    30% Redux
    20% HTML5

    Hornbook Technologies PVT. LTD. is a web development company offering services such as full-stack web development, custom website development, and web application development. The company has received overwhelmingly positive feedback, with 100% of reviews praising their timely delivery, expertise, and communication. Clients consistently highlight their commitment to quality, innovation, and strong alignment with project goals.

    See all 14 projects
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  • K3X Lab Logotype

    4.8 2 reviews
    $5,000+
    $25 - $49 / hr
    2 - 9
    Jakarta, Indonesia

    Services provided

    20% Web Development
    20% Blockchain
    20% Branding +2
    20% Custom Software Development
    20% Mobile App Development

    Focus Areas

    10% JavaScript
    15% HTML5
    15% PHP +7
    15% Python
    10% Go
    10% Java
    10% SQL
    5% AJAX
    5% C++
    5% Redux

    K3X Lab is a versatile development company specializing in Web3 platforms and enterprise software solutions. Their projects are praised for being timely and of high quality, with over 85% of reviews highlighting their strong communication and responsiveness. Despite suggestions for improved timeline structure, their proactive approach and service quality are frequently compared to that of larger firms.

    See all 2 projects
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Ability to deliver
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Clutch Leaders Matrix

Rollover to see company insights or click a company below for more details.

1 ImageX
2 xfive
3 Brainhub
4 The Software House
5 Xmartlabs
6 Airdev
7 WPWeb Infotech
8 Lizard Global
9 PopArt Studio
10 Softonix
11 GeekyAnts
12 INOXOFT
13 Scopic
14 HTMLPanda
15 Vention

List of the Top 15 JavaScript Development Companies

  1. ImageX Logotype

    ImageX

    $75,000+
    $100 - $149 / hr
    50 - 249
    Vancouver, Canada

    Ability to deliver

    39.7/40.0
    20/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    90% Web Development
    50% JavaScript
    10% Other
    View Profile Visit Website
  2. xfive Logotype

    xfive

    $25,000+
    $50 - $99 / hr
    50 - 249
    Kraków, Poland

    Ability to deliver

    39.3/40.0
    19.4/20 Reviews
    10/10 Clients & Experience
    9.9/10 Market Presence

    Service focus

    70% Web Development
    50% JavaScript
    30% Other
    View Profile Visit Website
  3. Brainhub Logotype

    Brainhub

    $50,000+
    $50 - $99 / hr
    50 - 249
    Gliwice, Poland

    Ability to deliver

    39.3/40.0
    19.4/20 Reviews
    10/10 Clients & Experience
    9.9/10 Market Presence

    Service focus

    45% Web Development
    75% JavaScript
    55% Other
    View Profile Visit Website
  4. The Software House Logotype

    The Software House

    $25,000+
    $50 - $99 / hr
    50 - 249
    Gliwice, Poland

    Ability to deliver

    39.8/40.0
    20/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    40% Web Development
    60% JavaScript
    60% Other
    View Profile Visit Website
  5. Xmartlabs Logotype

    Xmartlabs

    $10,000+
    $50 - $99 / hr
    50 - 249
    Montevideo, Uruguay

    Ability to deliver

    39.5/40.0
    20/20 Reviews
    10/10 Clients & Experience
    9.5/10 Market Presence

    Service focus

    50% Web Development
    35% JavaScript
    50% Other
    View Profile Visit Website
  6. Airdev Logotype

    Airdev

    $10,000+
    Undisclosed
    50 - 249
    San Francisco, CA

    Ability to deliver

    38.5/40.0
    19.2/20 Reviews
    9.6/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    40% Web Development
    50% JavaScript
    60% Other
    View Profile Visit Website
  7. WPWeb Infotech Logotype

    WPWeb Infotech

    $25,000+
    < $25 / hr
    250 - 999
    Ahmedabad, India

    Ability to deliver

    39.7/40.0
    20/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    65% Web Development
    20% JavaScript
    35% Other
    View Profile Visit Website
  8. Lizard Global Logotype

    Lizard Global

    $10,000+
    $50 - $99 / hr
    50 - 249
    Kuala Lumpur, Malaysia

    Ability to deliver

    39.3/40.0
    20/20 Reviews
    10/10 Clients & Experience
    9.3/10 Market Presence

    Service focus

    30% Web Development
    70% JavaScript
    70% Other
    View Profile Visit Website
  9. PopArt Studio Logotype

    PopArt Studio

    $5,000+
    $50 - $99 / hr
    50 - 249
    Chicago, IL

    Ability to deliver

    39.7/40.0
    20/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    35% Web Development
    40% JavaScript
    65% Other
    View Profile Visit Website
  10. Softonix Logotype

    Softonix

    $5,000+
    $25 - $49 / hr
    50 - 249
    L'viv, Ukraine

    Ability to deliver

    36.3/40.0
    17.4/20 Reviews
    10/10 Clients & Experience
    8.9/10 Market Presence

    Service focus

    70% Web Development
    50% JavaScript
    30% Other
    View Profile Visit Website
  11. GeekyAnts Logotype

    GeekyAnts

    $10,000+
    $25 - $49 / hr
    250 - 999
    San Francisco, CA

    Ability to deliver

    39.9/40.0
    20/20 Reviews
    10/10 Clients & Experience
    9.9/10 Market Presence

    Service focus

    15% Web Development
    40% JavaScript
    85% Other
    View Profile Visit Website
  12. INOXOFT Logotype

    INOXOFT

    $25,000+
    $25 - $49 / hr
    50 - 249
    Newark, DE

    Ability to deliver

    39.6/40.0
    19.6/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    40% Web Development
    35% JavaScript
    60% Other
    View Profile Visit Website
  13. Scopic Logotype

    Scopic

    $10,000+
    $50 - $99 / hr
    250 - 999
    Marlborough, MA

    Ability to deliver

    39.3/40.0
    19.6/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    25% Web Development
    25% JavaScript
    75% Other
    View Profile Visit Website
  14. HTMLPanda Logotype

    HTMLPanda

    $1,000+
    < $25 / hr
    250 - 999
    Walpole, MA

    Ability to deliver

    35.9/40.0
    16.2/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    40% Web Development
    35% JavaScript
    60% Other
    View Profile Visit Website
  16. SpdLoad Logotype

    SpdLoad

    $50,000+
    $25 - $49 / hr
    50 - 249
    Kharkiv, Ukraine

    Ability to deliver

    36.4/40.0
    16.6/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    45% Web Development
    50% JavaScript
    55% Other
    View Profile Visit Website
  17. Techuz InfoWeb Pvt. Ltd. Logotype

    Techuz InfoWeb Pvt. Ltd.

    $5,000+
    < $25 / hr
    50 - 249
    Ahmedabad, India

    Ability to deliver

    36.3/40.0
    16.6/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    60% Web Development
    45% JavaScript
    40% Other
    View Profile Visit Website
  18. PowerGate Software Logotype

    PowerGate Software

    $10,000+
    < $25 / hr
    250 - 999
    Hanoi, Vietnam

    Ability to deliver

    38.7/40.0
    19.2/20 Reviews
    10/10 Clients & Experience
    9.5/10 Market Presence

    Service focus

    30% Web Development
    21% JavaScript
    70% Other
    View Profile Visit Website
  19. Incora Logotype

    Incora

    $25,000+
    $25 - $49 / hr
    50 - 249
    L'viv, Ukraine

    Ability to deliver

    37/40.0
    18/20 Reviews
    10/10 Clients & Experience
    9/10 Market Presence

    Service focus

    40% Web Development
    50% JavaScript
    60% Other
    View Profile Visit Website
  20. Toptal Logotype

    Toptal

    $50,000+
    $100 - $149 / hr
    1,000 - 9,999
    San Francisco, CA

    Ability to deliver

    38.3/40.0
    18.4/20 Reviews
    9.9/10 Clients & Experience
    10/10 Market Presence

    Service focus

    15% Web Development
    25% JavaScript
    85% Other
    View Profile Visit Website
  21. Arcanys Logotype

    Arcanys

    $100,000+
    $25 - $49 / hr
    250 - 999
    Cebu City, Philippines

    Ability to deliver

    38.7/40.0
    20/20 Reviews
    10/10 Clients & Experience
    8.7/10 Market Presence

    Service focus

    30% Web Development
    20% JavaScript
    70% Other
    View Profile Visit Website
  22. Cleveroad Logotype

    Cleveroad

    $10,000+
    $25 - $49 / hr
    250 - 999
    New York, NY

    Ability to deliver

    40/40.0
    20/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    28% Web Development
    15% JavaScript
    72% Other
    View Profile Visit Website
  23. Blazity Logotype

    Blazity

    $10,000+
    $50 - $99 / hr
    10 - 49
    Warszawa, Poland

    Ability to deliver

    37.5/40.0
    18.2/20 Reviews
    10/10 Clients & Experience
    9.3/10 Market Presence

    Service focus

    50% Web Development
    70% JavaScript
    50% Other
    View Profile Visit Website
  24. Experion Technologies Logotype

    Experion Technologies

    $10,000+
    $25 - $49 / hr
    1,000 - 9,999
    Plano, TX

    Ability to deliver

    36.5/40.0
    16.8/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    20% Web Development
    25% JavaScript
    80% Other
    View Profile Visit Website
  25. Human Made Logotype

    Human Made

    $50,000+
    $150 - $199 / hr
    50 - 249
    Matlock, England

    Ability to deliver

    37.8/40.0
    18/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    100% Web Development
    30% JavaScript
    View Profile Visit Website
  26. Vincit Logotype

    Vincit

    $50,000+
    $150 - $199 / hr
    250 - 999
    Irvine, CA

    Ability to deliver

    36.2/40.0
    16.2/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    30% Web Development
    30% JavaScript
    70% Other
    View Profile Visit Website
  27. XWP Logotype

    XWP

    $50,000+
    $150 - $199 / hr
    50 - 249
    New York, NY

    Ability to deliver

    35.5/40.0
    15.8/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    60% Web Development
    45% JavaScript
    40% Other
    View Profile Visit Website
  28. Flowout Logotype

    Flowout

    $5,000+
    $50 - $99 / hr
    50 - 249
    Maribor, Slovenia

    Ability to deliver

    36.1/40.0
    20/20 Reviews
    10/10 Clients & Experience
    6.1/10 Market Presence

    Service focus

    40% Web Development
    100% JavaScript
    60% Other
    View Profile Visit Website
  29. Sigma Software Group Logotype

    Sigma Software Group

    $50,000+
    $50 - $99 / hr
    1,000 - 9,999
    L'viv, Ukraine

    Ability to deliver

    37.6/40.0
    17.8/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    21% Web Development
    18% JavaScript
    79% Other
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  30. Merixstudio Logotype

    Merixstudio

    $25,000+
    $50 - $99 / hr
    50 - 249
    Poznań, Poland

    Ability to deliver

    40/40.0
    20/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    50% Web Development
    10% JavaScript
    50% Other
    View Profile Visit Website

Top JavaScript Development Agencies

A JavaScript development company designs, builds, and maintains software products that rely on JavaScript across the stack. Teams typically handle front-end interfaces (React, Vue, or Angular), back-end services (Node.js, Express, NestJS), and database integrations. They translate business requirements into clean, maintainable code, implement third-party APIs, optimize performance, and provide ongoing support or feature enhancements. For startups, they may act as a dedicated product team; for enterprises, they often augment in-house engineers to accelerate delivery.

Most agencies bundle multiple offerings so clients can access full product life-cycle support:

  • Discovery workshops & technical consulting
  • UI/UX design and prototyping
  • Front-end SPA or PWA development
  • Server-side development with Node.js or Deno
  • API design, GraphQL, and microservices architecture
  • QA automation & performance testing
  • DevOps, CI/CD, and cloud deployment (AWS, Azure, GCP)
  • Post-launch maintenance and feature sprints

Some firms specialize in niches such as ecommerce storefronts, real-time dashboards, or IoT applications built with JavaScript frameworks like Next.js or Svelte.

Clutch data shows project budgets range widely:

  • MVP or small web app - $15,000–$50,000
  • Mid-size product build - $50,000–$200,000
  • Enterprise-grade platform - $200,000–$1M+ | Hourly rates usually fall between $50–$149 depending on agency location, seniority, and specialization. Expect higher rates for U.S.-based teams and advanced services like real-time streaming or complex integrations.

  • Align expertise: Verify experience with your required stack (e.g., React Native, TypeScript, serverless).
  • Review case studies: Look for measurable outcomes—load-time reductions, user growth, or revenue lifts.
  • Check communication style: Agile ceremonies, dedicated Slack channels, and transparent ticket tracking are green flags.
  • Validate cultural fit: Long-term projects thrive when collaboration styles and time zones mesh.
  • Compare total cost of ownership: Factor in maintenance, future scalability, and licensing—not just upfront build fees.

Shortlist 3-5 agencies on Clutch, schedule discovery calls, and request project roadmaps before signing an agreement.

  • Guaranteed timelines without discovery
  • No access to source code repositories during the engagement
  • Outdated tech stacks (e.g., jQuery-only solutions for modern SPAs)
  • Low developer retention or high turnover
  • Vague pricing models or hidden fees

If an agency dismisses code reviews, ignores testing, or refuses to provide client references, proceed with caution

  • Which JavaScript frameworks do you specialize in, and why?
  • Can you walk me through a recent project with similar complexity?
  • How do you ensure code quality—linting, peer reviews, automated tests?
  • What is your approach to scalability and performance optimization?
  • How will we communicate and track progress (tools, meeting cadence)?
  • Who owns the intellectual property and source code upon project completion?

Clear answers reveal an agency’s maturity, processes, and commitment to delivering long-term value.

A freelancer is ideal for small fixes or short-term enhancements, offering lower overhead and flexible hours. Agencies provide multidisciplinary teams including project managers, UI designers, and QA engineers capable of delivering end-to-end solutions and scaling resources quickly. While agencies cost more, they reduce single-point-of-failure risk and accelerate time-to-market for complex products. How do JavaScript firms measure ROI? Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.

Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.

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