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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 21, 2025
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15 Leaders 15 Contenders

21,442 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), specializes in full-stack web development, providing comprehensive services such as web and mobile app development, front-end and back-end engineering, and UI/UX design. With over 90% positive feedback, clients consistently praise their technical expertise, seamless communication, and proactive project management, attributing significant business success and operational enhancements to Digis' contributions.

    See all 87 projects

    Reviews mention Open to feedback

    The feedback from GrapeData highlights Digis' responsiveness and openness to feedback throughout the project. The CTO emphasized that the developers were integral to the team, engaging in daily discussions about needs and progress. Digis demonstrated a willingness to explore alternatives when necessary, enhancing the collaborative relationship. Overall, the sentiment reflects a strong appreciation for Digis' adaptability and commitment to meeting client needs, with no notable areas for improvement identified.
    • Mobile App Development for Web Application Manager
      5.0 Jul 29, 2020

      It was easy to communicate both with the developer and the project manager. They were always ready to help with the questions, solve the misunderstandings, explain things, etc. Really happy with the collaboration.

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    • Custom Software Dev for Chat Software Company
      4.0 Jan 20, 2020

      We are also happy about the communication with the Digis management team and project managers. The quality of the developers stands out to us. They also are open to improving their performance.

      Read Full Review
    Read All Reviews
    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

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    United States (27) Germany (7) Ukraine (7) England (4) France (4) Israel (3) South Africa (2) Canada (2) Italy (2) Sweden (2) Spain (2) Ireland (1) Netherlands (1) New Zealand (1) Poland (1) Romania (1) Russia (1) Lithuania (1) Latvia (1) Japan (1) Australia (1) Georgia (1) Scotland (1) Estonia (1)
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  • Unitglo Solutions Pvt. Ltd. Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Pune, India

    Services provided

    10% Web Development
    10% Custom Software Development
    10% E-Commerce Development +7
    10% IT Managed Services
    10% IoT Development
    10% Mobile & App Marketing
    10% Mobile App Development
    10% Search Engine Optimization
    10% Social Media Marketing
    10% Web Design

    Focus Areas

    10% JavaScript
    25% PHP
    10% AJAX +6
    10% ASP.NET
    10% C#
    10% Python
    10% SQL
    10% Swift
    5% Java

    Established in 2016, Unitglo Solutions Pvt. Ltd. Is a custom software development company. Located in Pune, India, the team provides Custom Software Development and E-Commerce Development.

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  • Outsourcing Ukraine Logotype

    Not yet reviewed

    Undisclosed
    < $25 / hr
    10 - 49
    Zaporizhzhia, Ukraine

    Services provided

    10% Web Development
    50% Back Office Outsourcing
    20% Custom Software Development +2
    10% Application Testing
    10% Other Application Development

    Focus Areas

    10% JavaScript
    70% PHP
    20% C#

    Founded in 2002, Outsourcing Ukraine is a Back Office Outsourcing company. The team focuses on Back Office Outsourcing and Custom Software Development.

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  • HAS Technosys Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    10% E-Commerce Development
    10% Graphic Design +12
    10% Search Engine Optimization
    10% UX/UI Design
    5% Branding
    5% Conversion Optimization
    5% Custom Software Development
    5% Logo
    5% Mobile & App Marketing
    5% Mobile App Development
    5% Packaging Design
    5% Print Design
    5% Social Media Marketing
    5% Web Design

    Focus Areas

    10% JavaScript
    30% PHP
    25% Other programming & scripting languages +3
    20% SQL
    10% AJAX
    5% XML

    Launched in 2016, HAS Technosys is a small user experience design company. Their team provides UX/UI Design and E-Commerce Development.

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  • Techniverse Software Consulting Pvt. Ltd. Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    15% E-Commerce Development
    15% Mobile App Development +5
    15% Search Engine Optimization
    15% UX/UI Design
    10% Custom Software Development
    10% IT Strategy Consulting
    10% Low/No Code Development

    Focus Areas

    10% JavaScript
    10% AJAX
    10% Java +7
    10% Kotlin
    10% Objective C
    10% Other programming & scripting languages
    10% PHP
    10% SQL
    10% Swift
    10% Visual Basic

    Techniverse Software Consulting Pvt. Ltd. Is a SEO services firm. The team specializes in Search Engine Optimization and UX/UI Design and is headquartered in Rajkot, India.

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  • 123 Total Web Solutions Logotype

    Not yet reviewed

    Undisclosed
    $25 - $49 / hr
    10 - 49
    Coimbatore, India

    Services provided

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

    Focus Areas

    10% JavaScript
    10% AJAX
    10% HTML5 +8
    10% Java
    10% PHP
    10% Python
    10% SQL
    10% Typescript
    10% jquery
    5% Other programming & scripting languages
    5% XML

    123 Total Web Solutions, a small SEO company, is headquartered in Coimbatore, India and Dubai, United Arab Emirates. The team provides Search Engine Optimization and Pay Per Click.

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  • Dimensione Creativa Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    65% Custom Software Development
    15% UX/UI Design +1
    10% Mobile App Development

    Focus Areas

    10% JavaScript
    20% Python
    10% ASP.NET +6
    10% C#
    10% Other programming & scripting languages
    10% Redux
    10% SQL
    10% Swift
    10% Typescript

    Custom software development company Dimensione Creativa is in Wrocław, Poland. The team offers Custom Software Development and UX/UI Design.

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  • AcclivousByte Logotype

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    10 - 49
    Lahore, Pakistan

    Services provided

    10% Web Development
    25% Mobile App Development
    10% Graphic Design +6
    10% Logo
    10% Low/No Code Development
    10% Search Engine Optimization
    10% UX/UI Design
    10% Web Design
    5% Social Media Marketing

    Focus Areas

    10% JavaScript
    25% PHP
    20% Kotlin +4
    20% Swift
    10% Redux
    10% Typescript
    5% Objective C

    AcclivousByte, an app development firm, was established in 2018. They specializes in Mobile App Development and Web Development.

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  • Digital Straup Agency Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    20% E-Commerce Development
    10% CRM Consulting and SI +7
    10% Custom Software Development
    10% ERP Consulting and SI
    10% IT Strategy Consulting
    10% Low/No Code Development
    10% Web Design
    5% IT Managed Services
    5% Mobile App Development

    Focus Areas

    10% JavaScript
    45% PHP
    15% Kotlin +3
    10% HTML5
    10% Java
    10% SQL

    Digital Straup Agency , a website development firm, was established in 2021. The team specializes in Web Development and E-Commerce Development.

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  • The Expert Community Logotype

    The Expert Community

    Not yet reviewed

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

    Services provided

    10% Web Development
    12% Low/No Code Development
    10% Ecommerce Marketing +15
    10% Pay Per Click
    5% Advertising
    5% Back Office Outsourcing
    5% Business Consulting
    5% E-Commerce Development
    5% Graphic Design
    5% IT Managed Services
    5% IT Strategy Consulting
    5% Marketing Strategy
    5% Other IT Consulting and SI
    5% Search Engine Optimization
    5% Social Media Marketing
    1% CRM Consulting and SI
    1% Custom Software Development
    1% Web Design

    Focus Areas

    10% JavaScript
    35% Python
    25% PHP +3
    20% SQL
    5% ASP.NET
    5% HTML5

    The Expert Community, a pay per click agency, specializes in Pay Per Click and Web Development. The company is headquartered in Mohali, India.

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  • Quantzi Infotech Private Limited Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    20% Branding
    20% Digital Strategy +3
    20% Mobile App Development
    20% UX/UI Design
    10% Low/No Code Development

    Focus Areas

    10% JavaScript
    25% Redux
    15% AJAX +5
    15% HTML5
    15% PHP
    10% Other programming & scripting languages
    5% Java
    5% Typescript

    Quantzi Infotech Private Limited is a branding company established in 2016. The team focuses on Branding and Digital Strategy.

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  • Morwi Encoders Logotype

    Not yet reviewed

    $25,000+
    $50 - $99 / hr
    10 - 49
    San Pedro Garza García, Mexico

    Services provided

    10% Web Development
    40% E-Commerce Development
    20% Business Consulting +2
    15% UX/UI Design
    15% Web Design

    Focus Areas

    10% JavaScript
    25% PHP
    25% Python +4
    10% C++
    10% Ruby
    10% SQL
    10% XML

    Morwi Encoders is an e-commerce development firm established in 2018. The company provides E-Commerce Development and Business Consulting, and is small.

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  • Macher IT Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    20% Advertising
    20% Marketing Strategy +8
    13% Low/No Code Development
    10% Branding
    10% Conversion Optimization
    5% E-Commerce Development
    5% Ecommerce Marketing
    5% Market Research
    1% UX/UI Design
    1% Web Design

    Focus Areas

    10% JavaScript
    10% ASP.NET
    10% C# +7
    10% HTML5
    10% Java
    10% Other programming & scripting languages
    10% PHP
    10% Python
    10% SQL
    10% XML

    Advertising company Macher IT offers Advertising and Marketing Strategy. They were established in 2015.

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  • Aagnia Technologies Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    25% IoT Development
    15% Custom Software Development +6
    10% Enterprise App Modernization
    10% IT Staff Augmentation
    10% Low/No Code Development
    10% Mobile App Development
    5% IT Strategy Consulting
    5% UX/UI Design

    Focus Areas

    10% JavaScript
    30% Python
    20% PHP +4
    10% AJAX
    10% Kotlin
    10% Redux
    10% Typescript

    Custom software development company Aagnia Technologies offers Custom Software Development and IoT development. They are located in Coimbatore, India.

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  • Britechx Digital Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    10 - 49
    London, England

    Services provided

    10% Web Development
    20% Branding
    15% Pay Per Click +5
    15% Search Engine Optimization
    10% Blockchain
    10% Custom Software Development
    10% Mobile App Development
    10% Video Production

    Focus Areas

    10% JavaScript
    15% PHP
    15% Python +6
    10% C++
    10% HTML5
    10% Kotlin
    10% SQL
    10% Swift
    10% jquery

    Britechx Digital is a branding agency launched in 2017. The small team focuses on Branding and Search Engine Optimization.

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  • Javin Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    10% API Development
    10% Application Testing +7
    10% Custom Software Development
    10% Cybersecurity
    10% E-Commerce Development
    10% IT Staff Augmentation
    10% Mobile App Development
    10% UX/UI Design
    10% Web Design

    Focus Areas

    10% JavaScript
    20% Kotlin
    10% AJAX +6
    10% Java
    10% Objective C
    10% PHP
    10% Python
    10% SQL
    10% Swift

    Javin, a web design agency, was launched in 2014. They specializes in Web Design and UX/UI Design.

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  • Pinch Africa LTD Logotype

    Not yet reviewed

    $1,000+
    $150 - $199 / hr
    10 - 49
    Nairobi, Kenya

    Services provided

    10% Web Development
    15% Advertising
    15% Branding +5
    15% Marketing Strategy
    15% Public Relations
    10% Event Management
    10% Graphic Design
    10% Web Design

    Focus Areas

    10% JavaScript
    60% PHP
    10% Other programming & scripting languages +2
    10% SQL
    10% jquery

    Founded in 2015, Pinch Africa LTD is an Advertising company. The team offers Advertising and Branding and is based in Nairobi, Kenya.

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  • Tenfolds Media Logotype

    Tenfolds Media

    Not yet reviewed

    Undisclosed
    $25 - $49 / hr
    10 - 49

    Services provided

    10% Web Development
    20% E-Commerce Development
    10% Corporate Photography +6
    10% Email Marketing
    10% Pay Per Click
    10% Search Engine Optimization
    10% Social Media Marketing
    10% Video Marketing
    10% Video Production

    Focus Areas

    10% JavaScript
    10% Apex
    10% Java +8
    10% Other programming & scripting languages
    10% PHP
    10% Python
    10% SQL
    10% Visual Basic
    10% XML
    5% HTML5
    5% jquery

    Tenfolds Media is an e-commerce development company. Founded in 2018, the team offers E-Commerce Development and Social Media Marketing. The firm is located in Fulwood, England.

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  • Escade Technologies Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    20% UX/UI Design
    15% Content Writing Services +4
    15% Digital Strategy
    15% Marketing Strategy
    15% Social Media Marketing
    10% Low/No Code Development

    Focus Areas

    10% JavaScript
    25% HTML5
    25% PHP +3
    20% jquery
    10% AJAX
    10% Python

    Escade Technologies is an user experience design agency. The company is located in Aligarh, India. Their services include UX/UI Design and Web Development.

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  • Red Barn Technology and Createive Group Logotype

    Not yet reviewed

    $1,000+
    $50 - $99 / hr
    10 - 49
    Binghamton, NY

    Services provided

    10% Web Development
    20% IT Managed Services
    10% Business Consulting +27
    8% Unified Communications Consulting & SI
    5% Advertising
    5% Cybersecurity
    5% Web Design
    4% CRM Consulting and SI
    4% ERP Consulting and SI
    3% Digital Strategy
    3% Other IT Consulting and SI
    2% Graphic Design
    2% IT Strategy Consulting
    2% Marketing Strategy
    2% Social Media Marketing
    1% AI Consulting
    1% API Development
    1% Branding
    1% Business Continuity Management
    1% Content Marketing
    1% Direct Marketing
    1% E-Commerce Development
    1% Ecommerce Marketing
    1% Email Marketing
    1% Logo
    1% Other Marketing
    1% Print Design
    1% SMS Marketing
    1% Search Engine Optimization
    1% UX/UI Design

    Focus Areas

    10% JavaScript
    25% PHP
    25% Python +2
    25% SQL
    15% Other programming & scripting languages

    Red Barn Technology and Createive Group is an IT managed services company. The Binghamton, New York-based agency was launched in 1996. Their services include IT managed services and Web Development.

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  • ITS Tech World Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Gujranwala, Pakistan

    Services provided

    10% Web Development
    30% ERP Consulting and SI
    10% CRM Consulting and SI +5
    10% Custom Software Development
    10% E-Commerce Development
    10% IT Managed Services
    10% IT Strategy Consulting
    10% Mobile App Development

    Focus Areas

    10% JavaScript
    50% PHP
    20% Typescript +2
    15% SQL
    5% AJAX

    ITS Tech World is an ERP consulting and SI company launched in 2002. Their services include ERP consulting and SI and IT strategy consulting.

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  • GTH Cloud 365 LLC Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Carmel, IN

    Services provided

    10% Web Development
    20% Cloud Consulting & SI
    20% IT Managed Services +5
    10% BI & Big Data Consulting & SI
    10% Cybersecurity
    10% DevOps Managed Services
    10% IT Strategy Consulting
    10% Robotics Process Automation

    Focus Areas

    10% JavaScript
    20% ASP.NET
    20% C# +5
    10% Other programming & scripting languages
    10% PHP
    10% Python
    10% SQL
    10% jquery

    GTH Cloud 365 LLC, a cloud consulting & SI company, is in Carmel, Indiana. They specialize in cloud consulting & SI and IT managed services and were founded in 2023.

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  • Websuntech Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    20% Mobile App Development
    15% API Development +5
    15% E-Commerce Development
    10% CRM Consulting and SI
    10% Custom Software Development
    10% Low/No Code Development
    10% Search Engine Optimization

    Focus Areas

    10% JavaScript
    15% AJAX
    15% PHP +7
    10% ASP.NET
    10% C++
    10% HTML5
    10% SQL
    10% Swift
    5% C#
    5% jquery

    Websuntech is a website development company headquartered in Jaipur, India and Jaipur, India. Founded in 2018, the team focuses on Web Development and Mobile App Development.

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  • Rivi Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    San Francisco, CA

    Services provided

    10% Web Development
    10% AI Development
    10% API Development +7
    10% Cloud Consulting & SI
    10% Custom Software Development
    10% Cybersecurity
    10% Generative AI
    10% Mobile App Development
    10% Product Design
    10% UX/UI Design

    Focus Areas

    10% JavaScript
    10% C++
    10% HTML5 +7
    10% Java
    10% Kotlin
    10% Objective C
    10% Python
    10% Rust
    10% Swift
    10% Typescript

    Rivi is an user experience design agency founded in 2017. Their team provides UX/UI Design and Product Design.

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  • Estorewhiz Logotype

    Estorewhiz

    Not yet reviewed

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

    Services provided

    10% Web Development
    20% E-Commerce Development
    20% Mobile App Development +5
    10% Low/No Code Development
    10% Other Application Development
    10% Search Engine Optimization
    10% UX/UI Design
    10% Web Design

    Focus Areas

    10% JavaScript
    10% ASP.NET
    10% C# +7
    10% C++
    10% Java
    10% Other programming & scripting languages
    10% PHP
    10% Python
    10% Visual Basic
    10% jquery

    Estorewhiz is a web development firm located in Surat, India. Their services include Web Development and Mobile App Development.

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  • Pro Logo Biz Logotype

    Pro Logo Biz

    Not yet reviewed

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

    Services provided

    12% Web Development
    34% Logo
    16% Branding +7
    16% Web Design
    7% Social Media Marketing
    6% Search Engine Optimization
    4% Content Writing Services
    2% Mobile App Development
    2% Video Marketing
    1% Application Management & Support

    Focus Areas

    11% JavaScript
    33% Other programming & scripting languages
    19% HTML5 +9
    12% Java
    8% PHP
    6% ASP
    4% ASP.NET
    2% Go
    2% Kotlin
    1% SQL
    1% Scala
    1% XML

    Located in Salisbury, Maryland, Pro Logo Biz is a Logo company. They provide Logo and Branding.

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  • Appt Logotype

    Not yet reviewed

    Undisclosed
    $100 - $149 / hr
    10 - 49
    Sheffield, England

    Services provided

    10% Web Development
    40% Mobile App Development
    25% Custom Software Development +2
    15% AR/VR Development
    10% Low/No Code Development

    Focus Areas

    13% JavaScript
    25% C#
    25% Typescript +2
    19% Other programming & scripting languages
    18% SQL

    Established in 2013, Appt is a small Sheffield, England-based app development company. Their team provides Mobile App Development and Custom Software Development.

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  • Diigitally Interactive Logotype

    Diigitally Interactive

    Not yet reviewed

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

    Services provided

    10% Web Development
    10% Advertising
    10% Branding +7
    10% Content Marketing
    10% E-Commerce Development
    10% Graphic Design
    10% Logo
    10% Search Engine Optimization
    10% Social Media Marketing
    10% Web Design

    Focus Areas

    18% JavaScript
    19% HTML5
    18% PHP +3
    18% Python
    18% UnrealScript
    9% Rust

    Diigitally Interactive is an Advertising company. The agency is headquartered in Hyderabad, India and Hyderabad, India. Their services include Advertising and Branding.

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  • Brancy Digital Logotype

    Brancy Digital

    Not yet reviewed

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

    Services provided

    10% Web Development
    15% Branding
    15% Business Consulting +5
    15% Marketing Strategy
    15% Search Engine Optimization
    10% AR/VR Development
    10% Mobile App Development
    10% Social Media Marketing

    Focus Areas

    18% JavaScript
    29% PHP
    24% SQL +3
    12% Java
    11% Kotlin
    6% Redux

    Brancy Digital is a branding agency. They were founded in 2022, and their services include Branding and Marketing Strategy.

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  • Hera Studio LK Logotype

    Hera Studio LK

    Not yet reviewed

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

    Services provided

    10% Web Development
    25% Branding
    10% Graphic Design +10
    10% Social Media Marketing
    5% Advertising
    5% Content Marketing
    5% Digital Strategy
    5% Logo
    5% Print Design
    5% Product Design
    5% UX/UI Design
    5% Video Production
    5% Web Design

    Focus Areas

    15% JavaScript
    55% C++
    25% PHP +1
    5% Python

    Branding agency Hera Studio LK is based in Matale, Sri Lanka. Launched in 2015, the team focuses on Branding and Social Media Marketing.

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  • Geniale Marketing Services Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    2 - 9
    New Delhi, India

    Services provided

    15% Web Development
    15% Mobile App Development
    10% E-Commerce Development +6
    10% Graphic Design
    10% Logo
    10% Search Engine Optimization
    10% Social Media Marketing
    10% UX/UI Design
    10% Web Design

    Focus Areas

    10% JavaScript
    15% PHP
    15% Python +7
    15% SQL
    10% Java
    10% Perl
    10% jquery
    5% C++
    5% Rust
    5% Visual Basic

    Established in 2022, Geniale Marketing Services is a website development company. Their team specializes in Web Development and Mobile App Development.

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  • MirrorCode Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    2 - 9
    Svilajnac, Serbia

    Services provided

    13% Web Development
    22% Blockchain
    20% Mobile App Development +3
    18% Branding
    17% UX/UI Design
    10% Low/No Code Development

    Focus Areas

    10% JavaScript
    30% Other programming & scripting languages
    15% PHP +7
    10% HTML5
    10% Java
    8% Redux
    6% SQL
    4% C++
    4% Rust
    3% Ember.js

    MirrorCode is a website development firm. The firm is in Svilajnac, Serbia and Anaheim, California. Their services include Web Development and Blockchain.

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  • Hidden Brains InfoTech Logotype

    4.8 47 reviews
    $25,000+
    $25 - $49 / hr
    250 - 999
    Ahmedabad, India

    Services provided

    20% Web Development
    20% Custom Software Development
    20% Mobile App Development +3
    15% AI Consulting
    15% AI Development
    10% IT Staff Augmentation

    Focus Areas

    15% JavaScript
    15% PHP
    10% ASP.NET +7
    10% C#
    10% Java
    10% Kotlin
    10% Swift
    10% Typescript
    5% Python
    5% Redux

    Hidden Brains InfoTech is a web development company specializing in custom website development, web application development, and full-stack web development. With approximately 90% of reviews highlighting their professionalism, responsiveness, and project management excellence, clients commend their ability to deliver complex projects on time and within budget, ensuring high user engagement and system reliability.

    See all 47 projects
    3 of 4 JavaScript reviews are 5 stars
    2 new reviews for JavaScript in past 6 months
    $1,000,000 – $9,999,999 avg. project cost

    JavaScript Experience

    Hidden Brains InfoTech has received overwhelmingly positive feedback regarding their JavaScript services, with over 90% of reviewers expressing satisfaction. Clients consistently highlight their expertise in developing scalable and robust platforms, effective project management, and responsive communication. Notable strengths include their ability to tailor solutions to specific business needs and deliver projects on time. Clients did suggest minor improvements in design organization. Overall, their work has significantly enhanced productivity and customer satisfaction across various projects.

    Read Most Recent Review

    Average Project Cost Breakdown

    $10,000 to $49,000 (12) $50,000 to $199,999 (7) Less than $10,000 (5) $1,000,000 to $9,999,999 (3) $200,000 to $999,999 (1) $10,000,000 + (1)

    What Clients Have Said

    Clients consistently commend Hidden Brains InfoTech for their exceptional value for money, often highlighting their competitive pricing. One client noted, "Good value for cost," while another emphasized their pricing fit within their budget. Overall, feedback reflects a positive sentiment regarding the cost-effectiveness of their services, with many clients expressing satisfaction with the quality delivered relative to the investment. Their ability to meet deadlines and provide high-quality work further enhances perceived value, making them a favorable choice for various projects.
    Read All Reviews

    View projects from:

    United States (21) Germany (4) Australia (3) India (2) Nigeria (2) Estonia (1) Ireland (1) Jamaica (1) Mexico (1) Cayman Islands (1) Poland (1) Switzerland (1) Canada (1) England (1)
    $20,000 4 FTE's $35,000 7 FTE's $50,000 10 FTE's

    Web Development

    If you are seeking rapid team expansion on a temporary basis, facing budget constraints with regards to hiring local in-house developers, or constrained by time limitations to establish an internal team, our tailored package offers a fitting solution. Hidden Brains' skilled developers stand prepared to augment your project endeavors.
    View Packages
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  • Exclaim IT Solutions Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    250 - 999
    Kochi, India

    Services provided

    15% Web Development
    15% Cloud Consulting & SI
    15% Digital Strategy +5
    15% Mobile App Development
    10% Custom Software Development
    10% Search Engine Optimization
    10% Social Media Marketing
    10% Web Design

    Focus Areas

    20% JavaScript
    20% Java
    15% ASP.NET +3
    15% HTML5
    15% SQL
    15% jquery

    Founded in 2014, Exclaim IT Solutions is a Digital Strategy company. The team specializes in Digital Strategy and cloud consulting & SI and is located in Manama, Bahrain and Kochi, India.

    Read more
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  • IT America Inc Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    250 - 999
    Edison, NJ

    Services provided

    25% Web Development
    25% Cloud Consulting & SI
    25% IT Staff Augmentation +2
    15% Staffing
    10% Recruiting

    Focus Areas

    10% JavaScript
    20% PHP
    20% Perl +5
    10% C++
    10% Java
    10% Python
    10% Ruby
    10% SQL

    IT America Inc is a cloud consulting & SI company. Founded in 2004, the company specializes in cloud consulting & SI and IT staff augmentation.

    Read more
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  • Jexcore Infotech Private Limited Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    50 - 249
    Ahmedabad, India

    Services provided

    10% Web Development
    35% Search Engine Optimization
    15% Content Marketing +5
    10% Pay Per Click
    10% Social Media Marketing
    10% Web Design
    5% Blockchain
    5% Mobile App Development

    Focus Areas

    13% JavaScript
    25% PHP
    25% SQL +2
    24% AJAX
    13% Java

    Jexcore Infotech Private Limited is a midsize SEO agency. Founded in 2017, the team offers Search Engine Optimization and Content Marketing.

    Read more
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  • Soleeb Agency Logotype

    5.0 1 review
    Undisclosed
    Undisclosed
    10 - 49
    Dhaka, Bangladesh

    Services provided

    10% Web Development
    15% Video Production
    10% Branding +9
    10% Content Marketing
    10% Digital Strategy
    10% Search Engine Optimization
    10% Social Media Marketing
    5% Business Consulting
    5% Marketing Strategy
    5% Mobile & App Marketing
    5% Pay Per Click
    5% Web Design

    Focus Areas

    11% JavaScript
    12% Kotlin
    11% Ember.js +6
    11% Objective C
    11% Other programming & scripting languages
    11% PHP
    11% Python
    11% Redux
    11% Ruby

    Soleeb Agency offers a comprehensive range of digital marketing services, including web design, search engine optimization, social media marketing, content marketing, and video production. Reviews consistently highlight Soleeb Agency's effective marketing strategies and creative content development, which significantly increased client acquisition and brand awareness. Clients appreciate their valuable consultancy and personalized advice, reflecting the agency's commitment to responsibility and talent.

    See all 1 projects
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  • Mammoth Media Logotype

    Mammoth Media

    5.0 1 review
    $5,000+
    $150 - $199 / hr
    2 - 9

    Services provided

    10% Web Development
    20% Branding
    20% Logo +4
    20% Search Engine Optimization
    10% Email Marketing
    10% Pay Per Click
    10% SMS Marketing

    Focus Areas

    10% JavaScript
    30% PHP
    20% HTML5 +3
    15% C++
    15% XML
    10% Java

    Mammoth Media offers digital marketing services, including search engine optimization (SEO), social media marketing, and content creation. The reviews highlight their exceptional project management, responsive customer service, and effective strategies, resulting in increased website traffic and revenue. Clients appreciate their personalized approach and commend their culture and work ethic. Overall, Mammoth Media is recommended for businesses seeking to enhance their digital marketing efforts.

    See all 1 projects
    View Profile
  • FIN Digital Logotype

    Not yet reviewed

    $25,000+
    $100 - $149 / hr
    2 - 9
    Washington, DC

    Services provided

    10% Web Development
    10% Application Management & Support
    10% Application Testing +9
    10% Custom Software Development
    10% E-Commerce Development
    10% Enterprise App Modernization
    10% IoT Development
    10% Mobile App Development
    5% Logo
    5% UX/UI Design
    5% Wearable App Development
    5% Web Design

    Focus Areas

    10% JavaScript
    10% AJAX
    10% C++ +12
    10% Java
    10% PHP
    10% Python
    10% SQL
    10% Swift
    8% ASP
    2% ASP.NET
    2% Apex
    2% C
    2% Other programming & scripting languages
    2% Visual Basic
    2% XML

    Established in 2014, FIN Digital is a custom software development company. Their services include Custom Software Development and Enterprise App Modernization.

    Read more
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  • IMPRiNT Digital Agency Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    2 - 9
    Santa Monica, CA

    Services provided

    10% Web Development
    10% E-Commerce Development
    10% Mobile App Development +13
    10% Web Design
    5% AR/VR Development
    5% Blockchain
    5% Branding
    5% Content Marketing
    5% Digital Strategy
    5% Email Marketing
    5% Logo
    5% Marketing Strategy
    5% Media Planning & Buying
    5% Mobile & App Marketing
    5% Search Engine Optimization
    5% UX/UI Design

    Focus Areas

    10% JavaScript
    10% PHP
    10% Ruby +14
    10% Swift
    5% AJAX
    5% ASP
    5% ASP.NET
    5% Apex
    5% C
    5% C#
    5% C++
    5% Java
    5% Objective C
    5% Python
    5% SQL
    3% Other programming & scripting languages
    2% XML

    IMPRiNT Digital Agency is an e-commerce development firm founded in 2015. The agency specializes in E-Commerce Development and Mobile App Development.

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  • VOLT LAB Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Dubai, United Arab Emirates

    Services provided

    10% Web Development
    10% Advertising
    10% Conversion Optimization +7
    10% Digital Strategy
    10% Email Marketing
    10% Mobile & App Marketing
    10% Pay Per Click
    10% Search Engine Optimization
    10% Social Media Marketing
    10% Web Design

    Focus Areas

    10% JavaScript
    10% AJAX
    10% ASP +7
    10% ASP.NET
    10% Apex
    10% Java
    10% PHP
    10% SQL
    10% Swift
    10% XML

    VOLT LAB is an Advertising company. Founded in 2013, the firm provides Advertising and Conversion Optimization.

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  • SOS COMPUTER EXPERTS Logotype

    SOS COMPUTER EXPERTS

    Not yet reviewed

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

    Services provided

    10% Web Development
    50% IT Managed Services
    20% Cybersecurity +3
    10% Custom Software Development
    5% E-Commerce Development
    5% Social Media Marketing

    Focus Areas

    10% JavaScript
    50% PHP
    10% Java +3
    10% Python
    10% Ruby
    10% SQL

    SOS COMPUTER EXPERTS is an IT managed services company located in Vancouver, Canada and India. They focus on IT managed services and Cybersecurity and were founded in 2008.

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  • allies.digital Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    2 - 9
    Tallinn, Estonia

    Services provided

    10% Web Development
    10% AI Development
    10% Custom Software Development +7
    10% E-Commerce Development
    10% Graphic Design
    10% IoT Development
    10% Mobile App Development
    10% Search Engine Optimization
    10% UX/UI Design
    10% Web Design

    Focus Areas

    10% JavaScript
    10% C++
    10% Ember.js +7
    10% Other programming & scripting languages
    10% PHP
    10% Perl
    10% Python
    10% Ruby
    10% SQL
    10% Swift

    Allies.digital is a custom software development firm. They offer Custom Software Development and UX/UI Design and were founded in 2018. The agency is headquartered in Tallinn, Estonia.

    Read more
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  • Achieve Online Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    15% Web Design
    10% Pay Per Click +13
    5% Advertising
    5% Business Consulting
    5% Content Marketing
    5% Digital Strategy
    5% Direct Marketing
    5% Email Marketing
    5% Graphic Design
    5% Logo
    5% Market Research
    5% Marketing Strategy
    5% Search Engine Optimization
    5% Social Media Marketing
    5% Video Production

    Focus Areas

    10% JavaScript
    25% Visual Basic
    20% XML +5
    10% C++
    10% Java
    10% PHP
    10% SQL
    5% ASP.NET

    Located in Calgary, Canada and Vancouver, Canada, Achieve Online is a web design agency. Their services include Web Design and Pay Per Click.

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  • WalkerTek Digital Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    20% Web Design
    10% BI & Big Data Consulting & SI +7
    10% Custom Software Development
    10% Digital Strategy
    10% Marketing Strategy
    10% Pay Per Click
    10% Search Engine Optimization
    5% Corporate Photography
    5% E-Commerce Development

    Focus Areas

    10% JavaScript
    30% Other programming & scripting languages
    20% PHP +3
    20% SQL
    10% Python
    10% Ruby

    WalkerTek Digital, a web design company, was established in 2003. Located in Montville, New Jersey, the team specializes in Web Design and Custom Software Development.

    Read more
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  • Innopad Solutions LLP Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    2 - 9
    Ahmedabad, India

    Services provided

    10% Web Development
    10% Application Management & Support
    10% Application Testing +7
    10% Custom Software Development
    10% E-Commerce Development
    10% Enterprise App Modernization
    10% IoT Development
    10% Mobile App Development
    10% UX/UI Design
    10% Web Design

    Focus Areas

    10% JavaScript
    25% C#
    10% ASP.NET +8
    10% PHP
    10% SQL
    10% Swift
    5% AJAX
    5% Kotlin
    5% Objective C
    5% Redux
    5% XML

    Innopad Solutions LLP is an Ahmedabad, India-based software development company. Their services include Custom Software Development and Enterprise App Modernization.

    Read more
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  • Build Upon Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    40% Web Design
    20% Social Media Marketing +3
    10% E-Commerce Development
    10% Other Digital Marketing
    10% Search Engine Optimization

    Focus Areas

    10% JavaScript
    70% PHP
    10% AJAX +1
    10% SQL

    Web design agency Build Upon is in Grand Rapids, Michigan. They provide Web Design and Social Media Marketing and were launched in 2020.

    Read more
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  • IMCO Software Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Jacksonville, FL

    Services provided

    10% Web Development
    25% Logistics & Supply Chain Consulting
    15% Custom Software Development +9
    10% Application Management & Support
    10% ERP Consulting and SI
    10% Low/No Code Development
    5% Cloud Consulting & SI
    5% Cybersecurity
    3% IT Strategy Consulting
    3% Other Application Development
    2% E-Commerce Development
    2% Enterprise App Modernization

    Focus Areas

    10% JavaScript
    35% C#
    25% SQL +3
    20% ASP.NET
    5% PHP
    5% XML

    IMCO Software is a small Jacksonville, Florida-based custom software development company. The team provides Custom Software Development and Logistics & Supply Chain Consulting.

    Read more
    View Profile
  • White Grayphite Pty Ltd Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    2 - 9
    Durban, South Africa

    Services provided

    10% Web Development
    35% Mobile App Development
    10% Custom Software Development +6
    10% Digital Strategy
    10% Low/No Code Development
    10% Marketing Strategy
    5% AI Development
    5% IoT Development
    5% Mobile & App Marketing

    Focus Areas

    10% JavaScript
    30% PHP
    25% SQL +3
    20% Python
    10% AJAX
    5% C#

    White Grayphite Pty Ltd is an app development company. Launched in 2018, the team specializes in Mobile App Development and Custom Software Development. The agency is in Durban, South Africa.

    Read more
    View Profile
  • Codewitty Logotype

    Not yet reviewed

    Undisclosed
    $25 - $49 / hr
    2 - 9
    Mumbai, India

    Services provided

    10% Web Development
    10% Content Marketing
    10% E-Commerce Development +7
    10% Graphic Design
    10% Low/No Code Development
    10% Mobile App Development
    10% Search Engine Optimization
    10% Social Media Marketing
    10% UX/UI Design
    10% Web Design

    Focus Areas

    10% JavaScript
    35% PHP
    20% AJAX +3
    15% SQL
    10% HTML5
    10% Java

    Codewitty is a Mumbai, India-based web development company. The team focuses on Web Development and Social Media Marketing.

    Read more
    View Profile
  • Proyecto IN Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    15% Search Engine Optimization
    10% Advertising +7
    10% Branding
    10% Digital Strategy
    10% Direct Marketing
    10% Graphic Design
    10% Marketing Strategy
    10% Web Design
    5% Content Marketing

    Focus Areas

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

    Proyecto IN is a small Culiacán Rosales, Mexico-based SEO company. The team provides Search Engine Optimization and Advertising.

    Read more
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We evaluate service providers using a structured methodology that combines:

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This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.

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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
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  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
    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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