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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: December 23, 2025
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15 Leaders 15 Contenders

21,452 Companies

Programming & Scripting: JavaScript

List of the Top JavaScript Development Companies

  • Featured

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    Digis, a Fiverr company (NYSE: FVRR) Logotype

    Digis, a Fiverr company (NYSE: FVRR)

    4.9 87 reviews
    Premier Verified
    $5,000+
    $25 - $49 / hr
    50 - 249
    London, England

    Services provided

    50% Web Development
    50% Custom Software Development

    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 offering comprehensive solutions in custom website development, full-stack web development, and web application development. With 100% positive feedback, clients commend their seamless integration into teams, high-quality deliverables, and responsiveness. Approximately 80% of reviews highlight their effective project management and communication, emphasizing their reliability and expertise in meeting project milestones.

    See all 87 projects
    6 of 6 reviews are 5 stars
    1 new review for Web Development services
    $10,000 – $49,000 avg. project cost

    Reviewed 6 times in the past 6 months

    Recent reviews for Digis highlight a strong overall sentiment, emphasizing excellent communication, timely delivery, and effective project management. Clients praised their quality of work, with one noting a 25% reduction in bug backlog and another highlighting increased conversions and improved user satisfaction. Specific feedback included the ability to adapt quickly to project needs and a solid understanding of Agile methodologies. No significant areas for improvement were identified, indicating high client satisfaction.
    Read 6 Recent Reviews
    5 of 5 JavaScript reviews are 5 stars
    2 new reviews for JavaScript in past 6 months
    $10,000 – $49,000 avg. project cost

    JavaScript Experience

    Digis has received overwhelmingly positive feedback from clients regarding their JavaScript services, with 92% of reviews highlighting strong project management and timely delivery. Clients frequently commend their top-tier developers and effective communication, resulting in faster feature delivery and enhanced productivity. Notably, 100% of reviewers did not identify any areas for improvement. The consistent ability to meet deadlines and provide quality solutions has made Digis a preferred partner for various projects, demonstrating their expertise in JavaScript-based applications.

    Read Most Recent Review
    16 of 22 Web Development reviews are 5 stars
    1 new review for Web Development in past 6 months
    $50,000 – $199,999 avg. project cost

    Web Development PROJECT HIGHLIGHT

    Development Staff Augmentation for Online Cooking Platform

    5.0 — Digis, a Fiverr company (NYSE: FVRR) provides staff augmentation services for an online cooking platform. The team is fully integrated into the client's existing agile squads and contributes to the Read more
    Read 22 Reviews
    $50,000 Best for Small Companies $75,000 Best for Medium Companies $100,000 Best for Enterprises

    Custom Product Development

    Our specialists around the globe provide the expertise and development resources to scale your IT products and achieve success.
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  • Deo Labs Logotype

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    2 - 9
    Montevideo, Uruguay

    Services provided

    30% Web Development
    40% Custom Software Development
    30% Mobile App Development

    Focus Areas

    13% JavaScript
    13% ASP.NET
    13% C# +5
    13% Objective C
    12% AJAX
    12% Java
    12% SQL
    12% Swift

    Software development company Deo Labs was launched in 2015. The agency focuses on Custom Software Development and Mobile App Development, and is small.

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  • Tuned IT Logotype

    Tuned IT

    Not yet reviewed

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

    Services provided

    10% Web Development
    35% IT Managed Services
    30% IT Strategy Consulting +3
    10% CRM Consulting and SI
    10% Cloud Consulting & SI
    5% Search Engine Optimization

    Focus Areas

    33% JavaScript
    34% Other programming & scripting languages
    33% Python

    Located in London, England, Tuned IT is an IT managed services company. They specialize in IT managed services and IT strategy consulting.

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  • My Web Expert Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    2 - 9
    Singapore, Singapore

    Services provided

    20% Web Development
    20% AR/VR Development
    20% E-Commerce Development +8
    5% AI Development
    5% Digital Strategy
    5% Email Marketing
    5% IT Strategy Consulting
    5% Search Engine Optimization
    5% Social Media Marketing
    5% Video Production
    5% Web Design

    Focus Areas

    29% JavaScript
    29% PHP
    14% ASP.NET +2
    14% C#
    14% SQL

    My Web Expert, a web development firm, is in Singapore, Singapore. Established in 2020, the team provides Web Development and E-Commerce Development.

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  • Pixel One Logotype

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    2 - 9
    Estepona, Spain

    Services provided

    10% Web Development
    45% UX/UI Design
    15% Low/No Code Development +3
    10% Custom Software Development
    10% Mobile App Development
    10% Web Design

    Focus Areas

    39% JavaScript
    33% Typescript
    17% Python +1
    11% Swift

    Pixel One, an UX agency, was launched in 2021. They specializes in UX/UI Design and Web Design.

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  • Wave Motion Labs Logotype

    Not yet reviewed

    $25,000+
    $50 - $99 / hr
    10 - 49
    București, Romania

    Services provided

    20% Web Development
    25% Custom Software Development
    20% AI Development +3
    15% AI Consulting
    10% AR/VR Development
    10% Mobile App Development

    Focus Areas

    22% JavaScript
    33% C#
    33% Python +1
    12% Go

    Wave Motion Labs, a custom software development company, was launched in 2014. The team specializes in Custom Software Development and Web Development.

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  • Codexco Technologies Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Bogotá, Colombia

    Services provided

    10% Web Development
    10% AR/VR Development
    10% Application Testing +8
    10% Custom Software Development
    10% E-Commerce Development
    10% Marketing Strategy
    10% Mobile App Development
    10% UX/UI Design
    10% Web Design
    5% Logo
    5% Video Production

    Focus Areas

    25% JavaScript
    25% AJAX
    25% PHP +1
    25% XML

    Small custom software development company Codexco Technologies, is in Bogotá, Colombia and Colombia. Their services include Custom Software Development and UX/UI Design.

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  • OsoLabs Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Garden Grove, CA

    Services provided

    10% Web Development
    10% CRM Consulting and SI
    10% Cloud Consulting & SI +7
    10% E-Commerce Development
    10% Email Marketing
    10% IT Managed Services
    10% IT Strategy Consulting
    10% Search Engine Optimization
    10% Social Media Marketing
    10% Web Design

    Focus Areas

    25% JavaScript
    25% HTML5
    25% Other programming & scripting languages +1
    25% PHP

    OsoLabs is a social media marketing agency founded in 2007. The team offers Social Media Marketing and Email Marketing.

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  • Lampros Labs Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    2 - 9
    Covington, KY

    Services provided

    15% Web Development
    40% Custom Software Development
    20% Mobile App Development +3
    15% UX/UI Design
    5% Business Consulting
    5% Web Design

    Focus Areas

    20% JavaScript
    20% Java
    20% PHP +4
    15% C#
    10% Kotlin
    10% SQL
    5% Other programming & scripting languages

    Lampros Labs, a software development company, is headquartered in Covington, Kentucky. The team specializes in Custom Software Development and Mobile App Development.

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  • Outbrave Digital Limited Logotype

    Not yet reviewed

    $5,000+
    $150 - $199 / hr
    2 - 9
    Kelowna, Canada

    Services provided

    25% Web Development
    25% E-Commerce Development
    25% UX/UI Design +1
    25% Web Design

    Focus Areas

    10% JavaScript
    25% HTML5
    25% PHP +3
    25% jquery
    10% AJAX
    5% SQL

    Outbrave Digital Limited is a web design agency. Established in 2023, the company is based in Kelowna, Canada. Their team provides Web Design and UX/UI Design.

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  • PristineSofts Logotype

    4.0 1 review
    $1,000+
    $25 - $49 / hr
    10 - 49
    Bengaluru, India

    Services provided

    20% Web Development
    30% Custom Software Development
    20% IoT Development +2
    20% Mobile App Development
    10% IT Managed Services

    Focus Areas

    10% JavaScript
    10% AJAX
    10% C# +7
    10% Objective C
    10% Other programming & scripting languages
    10% PHP
    10% Python
    10% SQL
    10% Swift
    10% XML

    PristineSofts offers development services for mobile applications, websites, 2D/3D games, and IoT-based products. The overall feedback highlights their global reach, efficient delivery, and alignment with client values, although there is a suggestion to improve their adaptability to new technologies.

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  • SystemSeeders Infotech LLP Logotype

    SystemSeeders Infotech LLP

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

    Services provided

    20% Web Development
    25% E-Commerce Development
    20% Mobile App Development +5
    10% UX/UI Design
    10% Web Design
    5% Custom Software Development
    5% Mobile & App Marketing
    5% Social Media Marketing

    Focus Areas

    10% JavaScript
    30% PHP
    10% ASP.NET +5
    10% C#
    10% Kotlin
    10% Objective C
    10% SQL
    10% Swift

    SystemSeeders Infotech LLP provides comprehensive Website Development services, including Web Design, UI/UX, WordPress CMS integration, and third-party system integrations. The feedback highlights their exceptional project management, timely delivery, and the significant improvement in website design and functionality, resulting in increased user engagement and bookings.

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  • NetQuall Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    New York, NY

    Services provided

    10% Web Development
    12% Low/No Code Development
    10% Digital Strategy +15
    10% UX/UI Design
    5% API Development
    5% Application Management & Support
    5% CRM Consulting and SI
    5% Content Marketing
    5% Enterprise App Modernization
    5% IT Managed Services
    5% IT Strategy Consulting
    5% Logo
    5% Other Application Development
    5% Product Design
    5% Social Media Marketing
    1% Custom Software Development
    1% Mobile App Development
    1% Web Design

    Focus Areas

    20% JavaScript
    45% PHP
    25% SQL +1
    10% AJAX

    NetQuall is a Digital Strategy company. They offer Digital Strategy and UX/UI Design and were launched in 2014. The company is headquartered in New York, New York.

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  • sodigital Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Kraków, Poland

    Services provided

    20% Web Development
    20% Custom Software Development
    20% Mobile App Development +4
    15% Web Design
    10% Graphic Design
    10% UX/UI Design
    5% Blockchain

    Focus Areas

    10% JavaScript
    20% Swift
    10% C# +7
    10% C++
    10% Java
    10% Objective C
    10% PHP
    10% Visual Basic
    5% AJAX
    5% SQL

    Founded in 2003, sodigital is a small software development company headquartered in Kraków, Poland. Their team offers Custom Software Development and Mobile App Development.

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  • TARAinteractive Logotype

    Not yet reviewed

    Undisclosed
    $50 - $99 / hr
    10 - 49
    București, Romania

    Services provided

    15% Web Development
    30% Custom Software Development
    15% E-Commerce Development +4
    10% Application Management & Support
    10% Enterprise App Modernization
    10% Mobile App Development
    10% Wearable App Development

    Focus Areas

    15% JavaScript
    25% Java
    20% SQL +4
    15% ASP.NET
    15% C#
    5% Objective C
    5% PHP

    TARAinteractive is a small custom software development firm launched in 1991. Their services include Custom Software Development and E-Commerce Development.

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  • YUHIRO Technologies Logotype

    YUHIRO Technologies

    Not yet reviewed

    $5,000+
    < $25 / hr
    10 - 49

    Services provided

    20% Web Development
    20% Application Testing
    20% Custom Software Development +2
    20% E-Commerce Development
    20% Mobile App Development

    Focus Areas

    10% JavaScript
    30% PHP
    20% ASP.NET +6
    10% ASP
    10% SQL
    5% C#
    5% C++
    5% ColdFusion
    5% Java

    YUHIRO Technologies is a custom software development firm established in 2012. The team specializes in Custom Software Development and E-Commerce Development and is based in Kuriachira, India.

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  • STRANGELOVE Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Amsterdam, Netherlands

    Services provided

    10% Web Development
    10% Advertising
    10% Branding +8
    10% Custom Software Development
    10% Digital Strategy
    10% IT Managed Services
    10% Marketing Strategy
    10% Search Engine Optimization
    10% Social Media Marketing
    5% UX/UI Design
    5% Web Design

    Focus Areas

    20% JavaScript
    60% Other programming & scripting languages
    10% AJAX +1
    10% SQL

    Established in 2009, STRANGELOVE, a small Advertising company, is located in Amsterdam, Netherlands. Their services include Advertising and Custom Software Development.

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  • Iteration Group Logotype

    Not yet reviewed

    $25,000+
    $150 - $199 / hr
    10 - 49
    Westlake Village, CA

    Services provided

    20% Web Development
    40% UX/UI Design
    20% Mobile App Development +3
    10% Web Design
    5% Graphic Design
    5% Product Design

    Focus Areas

    10% JavaScript
    10% AJAX
    10% ASP.NET +7
    10% C#
    10% Java
    10% Objective C
    10% SQL
    10% Swift
    10% Visual Basic
    10% XML

    User experience company Iteration Group specializes in UX/UI Design and Mobile App Development. They were established in 2011.

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  • Servntire Global Logotype

    Not yet reviewed

    $25,000+
    $50 - $99 / hr
    10 - 49
    Kazhakkoottam, India

    Services provided

    10% Web Development
    70% Blockchain
    20% IT Strategy Consulting

    Focus Areas

    20% JavaScript
    30% Other programming & scripting languages
    20% Swift +3
    10% AJAX
    10% PHP
    10% Python

    Servntire Global, a Blockchain company, was founded in 2017. The team specializes in Blockchain and IT strategy consulting and is headquartered in Kazhakkoottam, India.

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  • Giro54 Logotype

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    10 - 49
    CTN, Argentina

    Services provided

    10% Web Development
    40% UX/UI Design
    20% Mobile App Development +3
    10% Custom Software Development
    10% Digital Strategy
    10% E-Commerce Development

    Focus Areas

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

    Giro54 is an UX design company. Founded in 2006, the team specializes in UX/UI Design and Mobile App Development. The firm is headquartered in CTN, Argentina and Santa Cruz de la Sierra, Bolivia.

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  • SYNTAX Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    10 - 49
    Amman, Jordan

    Services provided

    10% Web Development
    20% Branding
    10% Graphic Design +16
    10% UX/UI Design
    10% Web Design
    5% Business Consulting
    5% Digital Strategy
    5% Logo
    5% Marketing Strategy
    5% Mobile App Development
    5% Social Media Marketing
    2% Product Design
    2% Video Production
    1% Architectural Design
    1% E-Commerce Development
    1% Interior Design
    1% Packaging Design
    1% Print Design
    1% Wearable App Development

    Focus Areas

    20% JavaScript
    40% Other programming & scripting languages
    40% PHP

    Headquartered in Amman, Jordan, SYNTAX is a branding agency. Founded in 1998, the team specializes in Branding and UX/UI Design.

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  • Revonic Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Dubai, United Arab Emirates

    Services provided

    15% Web Development
    15% Mobile App Development
    15% UX/UI Design +6
    15% Web Design
    10% Cloud Consulting & SI
    10% Digital Strategy
    10% E-Commerce Development
    5% CRM Consulting and SI
    5% IT Managed Services

    Focus Areas

    15% JavaScript
    15% Java
    15% Objective C +6
    15% Swift
    10% ASP
    10% ASP.NET
    10% SQL
    5% C#
    5% C++

    Based in Dubai, United Arab Emirates, Revonic is an UX design agency. Their services include UX/UI Design and Mobile App Development.

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  • Aghadi Infotech Logotype

    Not yet reviewed

    $100,000+
    $25 - $49 / hr
    10 - 49
    Surat, India

    Services provided

    20% Web Development
    20% Web Design
    10% E-Commerce Development +5
    10% Graphic Design
    10% Logo
    10% Mobile App Development
    10% Search Engine Optimization
    10% UX/UI Design

    Focus Areas

    10% JavaScript
    60% PHP
    10% AJAX +2
    10% Other programming & scripting languages
    10% XML

    Launched in 2011, Aghadi Infotech is a small web design agency. Their services include Web Design and Web Development.

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  • Fadsan Technologies Pvt Ltd Logotype

    Not yet reviewed

    $1,000+
    $50 - $99 / hr
    10 - 49
    Noida, India

    Services provided

    20% Web Development
    15% Custom Software Development
    15% Search Engine Optimization +6
    15% Social Media Marketing
    15% Web Design
    5% Graphic Design
    5% Mobile & App Marketing
    5% Mobile App Development
    5% Pay Per Click

    Focus Areas

    10% JavaScript
    30% PHP
    20% ASP.NET +4
    15% Java
    15% SQL
    5% Python
    5% Visual Basic

    Web development company Fadsan Technologies Pvt Ltd is headquartered in Noida, India. They offer Web Development and Custom Software Development and were established in 2013.

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  • Graydient Creative Logotype

    Graydient Creative

    Not yet reviewed

    Undisclosed
    $100 - $149 / hr
    10 - 49

    Services provided

    10% Web Development
    10% Branding
    10% Content Marketing +7
    10% Digital Strategy
    10% Graphic Design
    10% Mobile App Development
    10% Print Design
    10% Search Engine Optimization
    10% UX/UI Design
    10% Web Design

    Focus Areas

    20% JavaScript
    10% AJAX
    10% ASP.NET +6
    10% C#
    10% C++
    10% PHP
    10% SQL
    10% Swift
    10% Visual Basic

    Graydient Creative is an UX design agency. Founded in 2016, the firm is in Milwaukee, Wisconsin. Their team specializes in UX/UI Design and Branding.

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  • Make Digital Logotype

    Not yet reviewed

    $25,000+
    $150 - $199 / hr
    10 - 49
    Kansas City, MO

    Services provided

    20% Web Development
    20% Branding
    20% Digital Strategy +2
    20% E-Commerce Development
    20% Marketing Strategy

    Focus Areas

    10% JavaScript
    65% PHP
    25% ASP.NET

    Make Digital is a branding firm founded in 2008. The firm offers Branding and Marketing Strategy.

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  • Agento Support Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    10 - 49
    Dallas, TX

    Services provided

    10% Web Development
    50% Application Management & Support
    10% Conversion Optimization +3
    10% E-Commerce Development
    10% IT Managed Services
    10% Web Design

    Focus Areas

    20% JavaScript
    20% C++
    20% Java +6
    10% ASP.NET
    10% PHP
    5% ASP
    5% C#
    5% Kotlin
    5% XML

    Agento Support is an Application Management & Support company. Their small team is based in Dallas, Texas. Their services include Application Management & Support and Conversion Optimization.

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  • Web Wizards Inc. Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    10 - 49
    Winnipeg, Canada

    Services provided

    20% Web Development
    30% IT Managed Services
    15% Custom Software Development +3
    15% Mobile App Development
    10% E-Commerce Development
    10% Web Design

    Focus Areas

    10% JavaScript
    20% SQL
    15% Visual Basic +7
    10% ASP.NET
    10% ColdFusion
    10% PHP
    10% Ruby
    5% AJAX
    5% C#
    5% C++

    IT managed services company Web Wizards Inc. Is in Winnipeg, Canada. Established in 1995, the team provides IT managed services and Web Development.

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  • AXIOM IT Solutions, Inc. Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    10 - 49
    Missoula, MT

    Services provided

    20% Web Development
    20% Custom Software Development
    20% IT Staff Augmentation +2
    20% IT Strategy Consulting
    20% Mobile App Development

    Focus Areas

    10% JavaScript
    15% C#
    10% HTML5 +10
    10% Java
    10% PHP
    10% SQL
    5% AJAX
    5% ASP.NET
    5% Other programming & scripting languages
    5% Python
    5% Typescript
    5% Visual Basic
    5% XML

    AXIOM IT Solutions, Inc. Is an IT strategy consulting company. Located in Missoula, Montana, their team offers IT strategy consulting and IT staff augmentation.

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  • 360Biz Logotype

    Not yet reviewed

    $1,000+
    $150 - $199 / hr
    10 - 49
    Orange, CA

    Services provided

    20% Web Development
    20% Content Marketing
    20% Video Production +4
    20% Web Design
    10% Social Media Marketing
    5% Email Marketing
    5% Search Engine Optimization

    Focus Areas

    10% JavaScript
    80% PHP
    10% SQL

    360Biz is a Content Marketing company. Founded in 2004, the team focuses on Content Marketing and Video Production.

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  • Busic Digital Logotype

    Busic Digital

    Not yet reviewed

    $1,000+
    $100 - $149 / hr
    10 - 49

    Services provided

    15% Web Development
    20% Marketing Strategy
    15% Advertising +5
    15% Web Design
    10% Business Consulting
    10% Pay Per Click
    10% Social Media Marketing
    5% Email Marketing

    Focus Areas

    15% JavaScript
    25% PHP
    10% AJAX +5
    10% C#
    10% C++
    10% Python
    10% SQL
    10% XML

    Founded in 2019, Busic Digital is a small Marketing Strategy company. Their services include Marketing Strategy and Advertising.

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  • Minds Task Technologies Pvt Limited Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Noida, India

    Services provided

    10% Web Development
    10% Custom Software Development
    9% Application Management & Support +16
    8% Mobile App Development
    7% E-Commerce Development
    7% Other Application Development
    6% Cloud Consulting & SI
    5% Content Marketing
    5% Digital Strategy
    5% Pay Per Click
    5% Search Engine Optimization
    5% Social Media Marketing
    4% IT Staff Augmentation
    4% IT Strategy Consulting
    3% IT Managed Services
    2% Application Testing
    2% Email Marketing
    2% Enterprise App Modernization
    1% IoT Development

    Focus Areas

    20% JavaScript
    30% Other programming & scripting languages
    30% PHP +2
    10% Ruby
    10% SQL

    Minds Task Technologies Pvt Limited is a small software development company located in Noida, India. Their services include Custom Software Development and Web Development.

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  • Kalhost Web Hosting In Pakistan Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    20% E-Commerce Development
    20% IoT Development +3
    20% Wearable App Development
    10% Custom Software Development
    10% Low/No Code Development

    Focus Areas

    10% JavaScript
    10% C#
    10% C++ +14
    10% PHP
    10% SQL
    5% ASP.NET
    5% Java
    4% ASP
    4% Apex
    4% C
    4% ColdFusion
    4% Go
    4% Objective C
    4% Python
    4% Typescript
    4% UnrealScript
    4% XML

    Founded in 2008, Kalhost Web Hosting In Pakistan is a small software development firm. Their services include Custom Software Development and Web Development.

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  • nxtConcepts, Ltd Logotype

    Not yet reviewed

    $5,000+
    $150 - $199 / hr
    10 - 49
    New Albany, OH

    Services provided

    10% Web Development
    10% Advertising
    10% Email Marketing +12
    10% Marketing Strategy
    10% Web Design
    5% Cybersecurity
    5% Digital Strategy
    5% E-Commerce Development
    5% Graphic Design
    5% Media Planning & Buying
    5% Other Digital Marketing
    5% Pay Per Click
    5% Public Relations
    5% Search Engine Optimization
    5% Social Media Marketing

    Focus Areas

    20% JavaScript
    30% PHP
    30% SQL +1
    20% AJAX

    Based in New Albany, Ohio, nxtConcepts, Ltd is an Advertising company. They focus on Advertising and Marketing Strategy.

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  • Blorax Logotype

    Blorax

    Not yet reviewed

    Undisclosed
    $25 - $49 / hr
    10 - 49

    Services provided

    10% Web Development
    13% E-Commerce Development
    10% Advertising +21
    10% Ecommerce Marketing
    10% Pay Per Click
    5% Custom Software Development
    5% Graphic Design
    5% Mobile App Development
    5% Search Engine Optimization
    5% UX/UI Design
    5% Web Design
    3% Logo
    3% Social Media Marketing
    1% Affiliate Marketing
    1% Business Consulting
    1% Content Marketing
    1% Conversion Optimization
    1% Digital Strategy
    1% Email Marketing
    1% Market Research
    1% Marketing Strategy
    1% Media Planning & Buying
    1% Mobile & App Marketing
    1% Other Digital Marketing

    Focus Areas

    20% JavaScript
    25% Other programming & scripting languages
    25% PHP +3
    10% AJAX
    10% SQL
    10% XML

    Blorax is an e-commerce development company located in Brooklyn, New York. The team offers E-Commerce Development and Advertising.

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  • Dorustree Private Limited Logotype

    Not yet reviewed

    $10,000+
    $25 - $49 / hr
    10 - 49
    Tiruchirappalli, India

    Services provided

    20% Web Development
    30% Custom Software Development
    20% Cloud Consulting & SI +2
    20% IT Strategy Consulting
    10% Low/No Code Development

    Focus Areas

    10% JavaScript
    20% AJAX
    20% Java +5
    15% Python
    10% Redux
    10% SQL
    10% Typescript
    5% HTML5

    Based in Tiruchirappalli, India, Dorustree Private Limited is a software development company. The team specializes in Custom Software Development and IT strategy consulting.

    Read more
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  • Media Garcia Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    10 - 49
    Saint Paul, MN

    Services provided

    20% Web Development
    20% CRM Consulting and SI
    20% Digital Strategy +2
    20% Search Engine Optimization
    20% Web Design

    Focus Areas

    10% JavaScript
    40% Python
    25% SQL +2
    15% HTML5
    10% PHP

    Media Garcia, a Digital Strategy company, was established in 2010. Located in Saint Paul, Minnesota, the team offers Digital Strategy and Search Engine Optimization.

    Read more
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  • INFRANIX Technologies Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    10 - 49
    Lucknow, India

    Services provided

    20% Web Development
    20% AR/VR Development
    20% Custom Software Development +2
    20% E-Commerce Development
    20% Mobile App Development

    Focus Areas

    10% JavaScript
    20% Kotlin
    20% PHP +4
    20% Redux
    10% C#
    10% SQL
    10% Swift

    INFRANIX Technologies, a software development company, is located in Lucknow, India. They offer Custom Software Development and Web Development and were established in 2010.

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  • Fullo.dev Logotype

    Not yet reviewed

    $10,000+
    $25 - $49 / hr
    10 - 49
    Beograd, Serbia

    Services provided

    10% Web Development
    50% E-Commerce Development
    15% Conversion Optimization +2
    15% Digital Strategy
    10% Search Engine Optimization

    Focus Areas

    20% JavaScript
    60% PHP
    5% AJAX +3
    5% HTML5
    5% XML
    5% jquery

    In Beograd, Serbia, Fullo.dev is an e-commerce development firm. They specialize in E-Commerce Development and Digital Strategy and were established in 2021.

    Read more
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  • App Snap Logotype

    App Snap

    5.0 1 review
    Undisclosed
    Undisclosed
    50 - 249

    Services provided

    20% Web Development
    20% IoT Development
    20% Mobile App Development +4
    10% Product Design
    10% Search Engine Optimization
    10% UX/UI Design
    10% Web Design

    Focus Areas

    15% JavaScript
    25% XML
    20% Python +3
    15% C++
    15% HTML5
    10% C

    App Snap is a leading software development company based in NY, offering cutting-edge solutions in mobile app development, web development, IoT, and more.

    Read more
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  • Celective Studios Logotype

    Celective Studios

    0.5 1 review
    $5,000+
    $25 - $49 / hr
    50 - 249

    Services provided

    20% Web Development
    20% Mobile App Development
    15% Social Media Marketing +6
    10% Application Management & Support
    10% Custom Software Development
    10% Low/No Code Development
    5% E-Commerce Development
    5% IoT Development
    5% Other Application Development

    Focus Areas

    15% JavaScript
    15% C#
    15% PHP +5
    15% Python
    10% Java
    10% Kotlin
    10% Objective C
    10% Visual Basic

    About Us:Celective Studios is a one-stop solution firm headquartered in the center of the USA, specializing in custom website design & development, graphic design, & media marketing. By

    Read more
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  • BVP Software Logotype

    BVP Software

    5.0 17 reviews
    $5,000+
    $25 - $49 / hr
    50 - 249

    Services provided

    40% Web Development
    20% IoT Development
    15% AI Development +2
    15% Blockchain
    10% Low/No Code Development

    Focus Areas

    25% JavaScript
    40% Java
    10% Other programming & scripting languages +5
    5% Python
    5% Redux
    5% Ruby
    5% SQL
    5% Typescript

    BVP Software is a web development company with expertise in full-stack web development and custom website development. The company consistently receives positive feedback, with clients praising their project management, effective communication, and technical expertise, as evidenced by over 85% of reviews highlighting their professionalism and timely delivery. BVP Software is particularly noted for its ability to adapt to client needs and manage project complexities.

    See all 17 projects
    4 of 4 JavaScript reviews are 5 stars
    $10,000 – $49,000 avg. project cost

    JavaScript Experience

    BVP Software has received predominantly positive feedback for their JavaScript services, with 100% of reviewers praising their communication skills and adaptability. Clients noted their expertise in both frontend and backend development, particularly in building e-commerce and SaaS applications. All reviews highlight timely delivery and effective project management. Areas of improvement were not mentioned, indicating high client satisfaction. Overall, BVP Software demonstrates strong capabilities in JavaScript projects, fostering client trust and successful outcomes.

    Read Most Recent Review

    Average Project Cost Breakdown

    $50,000 to $199,999 (5) $10,000 to $49,000 (3) Less than $10,000 (1) $200,000 to $999,999 (1)

    What Clients Have Said

    Clients consistently highlighted BVP Software's competitive pricing and overall value for money, with many stating that the pricing fit their budget and offered good value. For instance, one client noted the 'great culture fit' alongside affordability, while another emphasized the 'good value for cost' across multiple projects. Overall sentiment is positive, with clients appreciating the quality of work delivered in relation to the cost, and no significant complaints regarding pricing were mentioned.
    Read All Reviews

    View projects from:

    United States (7) Ireland (2) Austria (1) Malta (1) Netherlands (1) Turkey (1) England (1)
    $6,400 Individuals, early startups and small businesses. $18,900 Established startups and mid-sized businesses. $52,000 Multi-million or billion dollar enterprises.

    Web Development

    Choose various options, starting from a single Full Stack software engineer proficient in Front-End, Back-End, and some infrastructure tasks, to a small, expertly-curated tech team. Or, opt for a comprehensive, highly autonomous dev team furnished with PM, QA and DevOps, capable of transforming all your ideas into reality.
    View Packages
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  • Wayakna S.A de C.V. Logotype

    Wayakna S.A de C.V.

    5.0 1 review
    Undisclosed
    Undisclosed
    50 - 249

    Services provided

    15% Web Development
    15% Custom Software Development
    15% Mobile App Development +8
    13% Application Management & Support
    13% Application Testing
    10% IT Strategy Consulting
    5% BI & Big Data Consulting & SI
    5% E-Commerce Development
    3% Cloud Consulting & SI
    3% Cybersecurity
    3% IT Staff Augmentation

    Focus Areas

    20% JavaScript
    25% Java
    25% Python +3
    20% SQL
    5% C#
    5% C++

    Wayakna S.A de C.V. specializes in ARIBA implementation and upgrade projects, delivering high-quality consulting services. Reviews highlight their professionalism, timely project delivery, and notable improvements in process efficiency, though there is room for better knowledge transfer to support teams.

    See all 1 projects
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  • Shimira IT Consulting and Services Private Limited Logotype

    Shimira IT Consulting and Services Private Limited

    5.0 1 review
    $5,000+
    $25 - $49 / hr
    50 - 249

    Services provided

    20% Web Development
    20% API Development
    20% Custom Software Development +2
    20% E-Commerce Development
    20% Mobile App Development

    Focus Areas

    15% JavaScript
    10% AJAX
    10% Elixir +7
    10% Java
    10% Other programming & scripting languages
    10% PHP
    10% Python
    10% Redux
    10% Typescript
    5% HTML5

    Shimira IT Consulting and Services Private Limited specializes in Website Development and Web Programming. Reviews highlight their expertise in repairing and optimizing websites, with a particular focus on enhancing admin functionality and payment gateways. Clients commend their effective communication and impressive programming knowledge, noting satisfaction with the service provided.

    See all 1 projects
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  • Asseco DUS Logotype

    Not yet reviewed

    $10,000+
    $100 - $149 / hr
    50 - 249
    Warszawa, Poland

    Services provided

    10% Web Development
    30% Mobile App Development
    20% Application Management & Support +3
    20% Custom Software Development
    10% Enterprise App Modernization
    10% IoT Development

    Focus Areas

    10% JavaScript
    50% Java
    10% ASP.NET +5
    10% SQL
    5% C#
    5% Objective C
    5% Python
    5% XML

    Asseco DUS, a mobile app development firm, offer Mobile App Development and Custom Software Development. They were founded in 2016.

    Read more
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  • BLE Technologies-E Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    50 - 249
    Bhubaneswar, India

    Services provided

    25% Web Development
    25% Mobile App Development
    20% UX/UI Design +3
    10% Digital Strategy
    10% IT Staff Augmentation
    10% Social Media Marketing

    Focus Areas

    10% JavaScript
    50% PHP
    20% AJAX +3
    10% SQL
    5% C++
    5% XML

    BLE Technologies-E is a mobile app development company. Established in 2009, the team specializes in Mobile App Development and Web Development. The firm is in Bhubaneswar, India.

    Read more
    View Profile
  • NCR Edinburgh Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Edinburgh , Scotland

    Services provided

    30% Web Development
    30% Custom Software Development
    20% BI & Big Data Consulting & SI +1
    20% Mobile App Development

    Focus Areas

    35% JavaScript
    35% Java
    30% Kotlin

    NCR Edinburgh is a midsize software development firm in Edinburgh , Scotland. The team focuses on Custom Software Development and Web Development.

    Read more
    View Profile
  • Visual Creative Marketing, LLC Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Roanoke, VA

    Services provided

    15% Web Development
    20% Search Engine Optimization
    15% Email Marketing +4
    15% UX/UI Design
    15% Web Design
    10% Conversion Optimization
    10% Pay Per Click

    Focus Areas

    50% JavaScript
    50% PHP

    Midsize SEO services firm Visual Creative Marketing, LLC, is based in Roanoke, Virginia. The team provides Search Engine Optimization and UX/UI Design.

    Read more
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  • PM Digital Consulting Logotype

    Not yet reviewed

    Undisclosed
    $50 - $99 / hr
    Freelancer
    Gainesville, FL

    Services provided

    50% Web Development
    25% Content Marketing
    25% Digital Strategy

    Focus Areas

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

    Website development company PM Digital Consulting was established in 2019. The team focuses on Web Development and Content Marketing.

    Read more
    View Profile
  • Pionet Technologies Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Jerusalem, Israel

    Services provided

    15% Web Development
    20% Custom Software Development
    15% Blockchain +4
    15% E-Commerce Development
    15% Mobile App Development
    10% Cloud Consulting & SI
    10% UX/UI Design

    Focus Areas

    100% JavaScript

    Pionet Technologies is a Jerusalem, Israel-based custom software development firm. Their services include Custom Software Development and Blockchain.

    Read more
    View Profile
  • CC CODE Damian Wątroba Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    Freelancer
    Kraków, Poland

    Services provided

    90% Web Development
    10% E-Commerce Development

    Focus Areas

    20% JavaScript
    70% Ruby
    10% Typescript

    Website development firm CC CODE Damian Wątroba was established in 2018. The team specializes in Web Development and E-Commerce Development and is based in Kraków, Poland.

    Read more
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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 Brainhub
2 xfive
3 ImageX
4 The Software House
5 ATEAM SOFT SOLUTIONS
6 Airdev
7 Xmartlabs
8 Toptal
9 Softonix
10 INOXOFT
11 Lizard Global
12 PopArt Studio
13 GeekyAnts
14 SpdLoad
15 Techuz InfoWeb Pvt. Ltd.

List of the Top 15 JavaScript Development Companies

  1. Brainhub Logotype

    Brainhub

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

    Ability to deliver

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

    Service focus

    50% Web Development
    70% JavaScript
    50% Other
    View Profile Visit Website
  2. xfive Logotype

    xfive

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

    Ability to deliver

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

    Service focus

    70% Web Development
    50% JavaScript
    30% Other
    View Profile Visit Website
  3. 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
  4. The Software House Logotype

    The Software House

    $10,000+
    $50 - $99 / hr
    50 - 249
    Gliwice, Poland

    Ability to deliver

    39.4/40.0
    19.6/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    45% Web Development
    60% JavaScript
    55% Other
    View Profile Visit Website
  5. ATEAM SOFT SOLUTIONS Logotype

    ATEAM SOFT SOLUTIONS

    $10,000+
    < $25 / hr
    250 - 999
    Thiruvananthapuram, India

    Ability to deliver

    37.7/40.0
    18.4/20 Reviews
    10/10 Clients & Experience
    9.3/10 Market Presence

    Service focus

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

    Airdev

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

    Ability to deliver

    38.9/40.0
    19.6/20 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. Xmartlabs Logotype

    Xmartlabs

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

    Ability to deliver

    39.3/40.0
    19.8/20 Reviews
    10/10 Clients & Experience
    9.5/10 Market Presence

    Service focus

    50% Web Development
    35% JavaScript
    50% Other
    View Profile Visit Website
  8. Toptal Logotype

    Toptal

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

    Ability to deliver

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

    Service focus

    15% Web Development
    25% JavaScript
    85% Other
    View Profile Visit Website
  9. Softonix Logotype

    Softonix

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

    Ability to deliver

    36.9/40.0
    18/20 Reviews
    10/10 Clients & Experience
    8.9/10 Market Presence

    Service focus

    70% Web Development
    50% JavaScript
    30% Other
    View Profile Visit Website
  10. INOXOFT Logotype

    INOXOFT

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

    Ability to deliver

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

    Service focus

    40% Web Development
    35% JavaScript
    60% Other
    View Profile Visit Website
  11. 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
  12. 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
  13. 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
  14. SpdLoad Logotype

    SpdLoad

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

    Ability to deliver

    36.8/40.0
    17/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

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

    Techuz InfoWeb Pvt. Ltd.

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

    Ability to deliver

    36.8/40.0
    17.2/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    60% Web Development
    45% JavaScript
    40% Other
    View Profile Visit Website
  16. 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
  17. Sigma Software Group Logotype

    Sigma Software Group

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

    Ability to deliver

    38.8/40.0
    19/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    21% Web Development
    18% JavaScript
    79% Other
    View Profile Visit Website
  18. Incora Logotype

    Incora

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

    Ability to deliver

    37.2/40.0
    18.2/20 Reviews
    10/10 Clients & Experience
    9/10 Market Presence

    Service focus

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

    30% Web Development
    15% JavaScript
    70% Other
    View Profile Visit Website
  21. Brainium Information Technologies Logotype

    Brainium Information Technologies

    $10,000+
    < $25 / hr
    250 - 999
    Kolkata, India

    Ability to deliver

    36.3/40.0
    19/20 Reviews
    9/10 Clients & Experience
    8.4/10 Market Presence

    Service focus

    35% Web Development
    30% JavaScript
    65% Other
    View Profile Visit Website
  22. WPWeb Infotech Logotype

    WPWeb Infotech

    $5,000+
    < $25 / hr
    50 - 249
    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
  23. Experion Technologies Logotype

    Experion Technologies

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

    Ability to deliver

    36.9/40.0
    17.2/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

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

    Human Made

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

    Ability to deliver

    38.2/40.0
    18.4/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    100% Web Development
    30% JavaScript
    View Profile Visit Website
  25. Probey Services Logotype

    Probey Services

    $1,000+
    < $25 / hr
    1,000 - 9,999
    Los Angeles, CA

    Ability to deliver

    36.9/40.0
    19.6/20 Reviews
    9.3/10 Clients & Experience
    8/10 Market Presence

    Service focus

    20% Web Development
    25% JavaScript
    80% Other
    View Profile Visit Website
  26. Blazity Logotype

    Blazity

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

    Ability to deliver

    37.8/40.0
    18.6/20 Reviews
    10/10 Clients & Experience
    9.2/10 Market Presence

    Service focus

    50% Web Development
    70% JavaScript
    50% Other
    View Profile Visit Website
  27. XWP Logotype

    XWP

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

    Ability to deliver

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

    Service focus

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

    Vincit

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

    Ability to deliver

    36.4/40.0
    16.4/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    30% Web Development
    30% JavaScript
    70% Other
    View Profile Visit Website
  29. PowerGate Software Logotype

    PowerGate Software

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

    Ability to deliver

    37.9/40.0
    18.6/20 Reviews
    10/10 Clients & Experience
    9.3/10 Market Presence

    Service focus

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

    Arcanys

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

    Ability to deliver

    38.1/40.0
    19.4/20 Reviews
    10/10 Clients & Experience
    8.7/10 Market Presence

    Service focus

    30% Web Development
    20% JavaScript
    70% Other
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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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