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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: April 2, 2026
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15 Leaders 15 Contenders

21,844 Companies

Programming & Scripting: JavaScript

List of the Top JavaScript Development Companies

  • Featured

    What are Featured Providers?

    Digis, a Fiverr company (NYSE: FVRR) Logotype

    Digis, a Fiverr company (NYSE: FVRR)

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

    Services provided

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

    Focus Areas

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

    Digis, a Fiverr company (NYSE: FVRR), specializes in Web Development, providing comprehensive services such as Front-End Development, Back-End Development, and Custom Website Development. Their reviews indicate a 100% satisfaction rate, highlighting their strong project management, technical expertise, and clear communication. Approximately 70% of reviewers emphasize their seamless integration into teams and high-quality deliverables.

    See all 89 projects

    Reviews mention Communicative

    The overall sentiment regarding communication with Digis is highly positive. Clients consistently highlighted their excellent communication skills, responsiveness, and proactive approach. For instance, one client noted, 'Digis was very efficient both in terms of delivery and communication,' while another remarked on the 'consistent communication' and 'proactive approach' that contributed to project success. Overall, clients appreciated their ability to address concerns promptly and maintain fluid communication throughout the project lifecycle.
    • Custom Software Development for Live Entertainment Platform
      5.0 Oct 8, 2024

      Their transparency and honesty, which is something I particularly appreciate. Communication is very good and fluid, and any situation is solved promptly. They're a partner you can rely on.

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    • Staff Aug & Mobile App Dev for Consulting & Outsourcing Co
      5.0 Sep 27, 2024

      Nice people. Their friendly communication was most impressive. Excellent values.

      Read Full Review
    • IT Staff Augmentation for Digital Services Company
      5.0 Jul 10, 2024

      Digis cares for our needs and has professional team members and quality communication.

      Read Full Review
    • IT Staff Aug & Software Dev for EdTech Company
      5.0 Apr 19, 2024

      The work quality, communication skills, and straightforward approach make them an incredibly dependable company you can count on.

      Read Full Review
    • Web & Mobile App Dev for Communication Software Co
      5.0 Mar 6, 2024

      Communication is excellent, and we've never encountered any issues in our two years of partnership. Overall, they provided the best agency experience we've had to date. Highly recommended.

      Read Full Review
    Read All Reviews
    4 of 4 reviews are 5 stars
    2 new reviews for Web Development services
    $10,000 – $49,000 avg. project cost

    Reviewed 4 times in the past 6 months

    In the past six months, clients have provided overwhelmingly positive feedback regarding Digis, a Fiverr company (NYSE: FVRR). Customers praised the team's responsive communication and effective project management, noting significant improvements in project turnaround times and overall site performance. One client highlighted a 40-50% reduction in delivery times, while another reported a 25% decrease in bug backlog. Overall, clients expressed satisfaction with the quality of work and alignment with their values, with no noted areas for improvement.
    Read 4 Recent Reviews
    6 of 6 JavaScript reviews are 5 stars
    1 new review for JavaScript in past 6 months
    $10,000 – $49,000 avg. project cost

    JavaScript Experience

    Digis has received overwhelmingly positive feedback for their JavaScript services, with 90% of clients noting effective communication and timely delivery. Clients have praised the expertise of their developers, particularly in frontend and full-stack development, contributing to improved project turnaround times by 40%-50%. Notable strengths include their ability to adapt to client needs, provide high-quality code, and offer innovative solutions without requiring micromanagement. Overall, there are no significant areas for improvement mentioned, indicating strong client satisfaction.

    Read Most Recent Review

    Industry Experience

    Digis has received positive feedback across diverse industries, including Health Tech, Media, E-commerce, and Manufacturing. Clients highlight their strong expertise in backend and frontend development, particularly in languages like React and JavaScript. The overall sentiment is highly favorable, with many praising their responsiveness, project management, and ability to meet deadlines. Companies in sectors such as IT and Telecommunications have noted significant improvements in project turnaround times and application performance, indicating that Digis is a reliable partner for tech-driven projects.

    Read All Reviews

    Select Industry to see insights

    Human Resources Software Consulting Information technology Telecommunications Education Other industries Financial services eCommerce Retail Other Industry Automotive IT Services Energy & natural resources Gaming Transportation Business services Real estate Legal Arts, entertainment & music Wellness & Fitness Manufacturing Media Advertising & marketing
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  • 17dots. Logotype

    17dots.

    Not yet reviewed

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

    Services provided

    10% Web Development
    30% UX/UI Design
    20% Product Design +4
    10% Branding
    10% E-Commerce Development
    10% Low/No Code Development
    10% Web Design

    Focus Areas

    90% JavaScript
    10% Kotlin

    17dots. Is an UX design company. The small Berlin, Germany-based team focuses on UX/UI Design and Web Design. The company was founded in 2020.

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  • snap it technologies Logotype

    snap it technologies

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49

    Services provided

    10% Web Development
    15% E-Commerce Development
    15% Mobile App Development +12
    13% Low/No Code Development
    5% API Development
    5% Branding
    5% Business Consulting
    5% Digital Strategy
    5% Graphic Design
    5% Logo
    5% Packaging Design
    5% Social Media Marketing
    5% UX/UI Design
    1% Custom Software Development
    1% Web Design

    Focus Areas

    50% JavaScript
    50% PHP

    Small website development firm snap it technologies, is in Beirut, Lebanon. The team specializes in Web Development and Mobile App Development.

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  • Aarooshi Logotype

    Aarooshi

    Not yet reviewed

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

    Services provided

    50% Web Development
    40% Web Design
    10% Social Media Marketing

    Focus Areas

    10% JavaScript
    35% PHP
    30% HTML5 +2
    15% jquery
    10% SQL

    Aarooshi, a website development firm, was launched in 2021. The team specializes in Web Development and Web Design.

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  • Toptenix Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    25% Custom Software Development
    10% Application Management & Support +7
    10% Application Testing
    10% Mobile App Development
    5% AI Development
    5% API Development
    5% Cloud Consulting & SI
    5% DevOps Managed Services
    5% E-Commerce Development

    Focus Areas

    40% JavaScript
    15% Redux
    10% HTML5 +5
    10% PHP
    10% Typescript
    5% AJAX
    5% SQL
    5% jquery

    Custom software development company Toptenix was launched in 2021. The agency specializes in Custom Software Development and Web Development.

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  • Azat team Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Bodyke, Ireland

    Services provided

    100% Web Development

    Focus Areas

    10% JavaScript
    35% PHP
    20% SQL +5
    10% Kotlin
    10% jquery
    5% Go
    5% HTML5
    5% Typescript

    Web development firm Azat team is based in Bodyke, Ireland. Established in 2017, the team specializes in Web Development.

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  • Aether Web Agency Logotype

    Aether Web Agency

    Not yet reviewed

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

    Services provided

    20% Web Development
    30% Content Marketing
    20% Search Engine Optimization +3
    10% Low/No Code Development
    10% Other Digital Marketing
    10% UX/UI Design

    Focus Areas

    40% JavaScript
    45% HTML5
    15% Other programming & scripting languages

    In Abuja, Nigeria, Aether Web Agency is a Content Marketing company. They specialize in Content Marketing and Web Development.

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  • Young Web Group Logotype

    Not yet reviewed

    Undisclosed
    < $25 / hr
    10 - 49
    Guntur, India

    Services provided

    50% Web Development
    25% UX/UI Design
    15% Web Design +1
    10% Low/No Code Development

    Focus Areas

    10% JavaScript
    55% HTML5
    20% C +3
    10% C++
    4% jquery
    1% Java

    Young Web Group is a Guntur, India-based web development firm. They specialize in Web Development and Web Design.

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  • Suryavanshi Ventures Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    10 - 49
    Jabalpur, India

    Services provided

    10% Web Development
    10% AI Development
    10% AR/VR Development +11
    10% Back Office Outsourcing
    10% Blockchain
    10% Custom Software Development
    5% AI Consulting
    5% Application Testing
    5% Digital Strategy
    5% Pay Per Click
    5% Search Engine Optimization
    5% Social Media Marketing
    5% UX/UI Design
    5% Web Design

    Focus Areas

    50% JavaScript
    50% Swift

    Suryavanshi Ventures is a small software development company based in Jabalpur, India and Los Angeles, California. The team provides Custom Software Development and Web Development.

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  • iDentityCraft Solutions Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Jalandhar, India

    Services provided

    65% Web Development
    25% Web Design
    10% IT Strategy Consulting

    Focus Areas

    10% JavaScript
    35% PHP
    20% HTML5 +2
    20% SQL
    15% Other programming & scripting languages

    Launched in 2023, iDentityCraft Solutions is a website development firm. Based in Jalandhar, India, the team offers Web Development and Web Design.

    Read more
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  • Basepoint Development Logotype

    Basepoint Development

    Not yet reviewed

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

    Services provided

    25% Web Development
    25% Application Management & Support
    20% IT Managed Services +2
    20% IT Staff Augmentation
    10% Application Testing

    Focus Areas

    35% JavaScript
    35% PHP
    30% HTML5

    Web development firm Basepoint Development was founded in 2023. The small team provides Web Development and Application Management & Support.

    Read more
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  • Godiggo Logotype

    Not yet reviewed

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

    Services provided

    50% Web Development
    50% Web Design

    Focus Areas

    10% JavaScript
    10% ASP.NET
    10% C# +9
    10% C++
    10% HTML5
    10% Java
    10% PHP
    10% jquery
    5% Kotlin
    5% Python
    5% SQL
    5% Swift

    Web design company and web development firm Godiggo is in Miami, Florida. Established in 2022, the team offers Web Design and Web Development.

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  • Surkush Logotype

    Surkush

    Not yet reviewed

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

    Services provided

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

    Focus Areas

    50% JavaScript
    50% HTML5

    Surkush, a branding agency, focuses on Branding and Marketing Strategy. The firm is headquartered in New York, New York.

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  • Twelve Springs Limited Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    10 - 49
    Watford, England

    Services provided

    25% Web Development
    40% AI Development
    25% Mobile App Development +1
    10% Architectural Design

    Focus Areas

    35% JavaScript
    35% Python
    30% Java

    AI development company Twelve Springs Limited is headquartered in London, England and Watford, England. They provide Artificial Intelligence and Web Development and were established in 2021.

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  • ASF Softech Logotype

    ASF Softech

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49

    Services provided

    40% Web Development
    20% E-Commerce Development
    10% Low/No Code Development +3
    10% Pay Per Click
    10% Search Engine Optimization
    10% Social Media Marketing

    Focus Areas

    20% JavaScript
    25% HTML5
    20% PHP +3
    20% Python
    10% AJAX
    5% jquery

    ASF Softech is a website development firm. Founded in 2017, the team offers Web Development and E-Commerce Development.

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  • AFU SYSTEMS INC. Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    10 - 49
    Karachi, Pakistan

    Services provided

    50% Web Development
    10% API Development
    10% Blockchain +3
    10% DevOps Managed Services
    10% IT Managed Services
    10% Mobile App Development

    Focus Areas

    10% JavaScript
    10% HTML5
    10% Other programming & scripting languages +10
    10% PHP
    10% Python
    10% SQL
    10% jquery
    5% AJAX
    5% Ember.js
    5% Rust
    5% Typescript
    5% XML
    5% backbone.js

    AFU SYSTEMS INC. Is a small Karachi, Pakistan-based website development company. The team offers Web Development and IT managed services.

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  • Supersonic Labs Logotype

    Not yet reviewed

    $25,000+
    $50 - $99 / hr
    10 - 49
    Las Vegas, NV

    Services provided

    20% Web Development
    20% AI Development
    20% BI & Big Data Consulting & SI +2
    20% Custom Software Development
    20% ERP Consulting and SI

    Focus Areas

    40% JavaScript
    20% SQL
    15% C# +2
    15% Java
    10% ASP.NET

    Supersonic Labs is a big data company founded in 2024. Their team focuses on BI & big data consulting & SI and ERP consulting and SI.

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  • Spitlox — Your Smart Partner Logotype

    Spitlox — Your Smart Partner

    Not yet reviewed

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

    Services provided

    10% Web Development
    30% E-Commerce Development
    10% Custom Software Development +5
    10% Mobile App Development
    10% Pay Per Click
    10% Search Engine Optimization
    10% UX/UI Design
    10% Web Design

    Focus Areas

    70% JavaScript
    30% Typescript

    Launched in 2022, Spitlox — Your Smart Partner is a small e-commerce development company. Their team offers E-Commerce Development and Search Engine Optimization.

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  • Velara Systems Logotype

    Velara Systems

    Not yet reviewed

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

    Services provided

    10% Web Development
    25% Blockchain
    15% API Development +5
    10% AI Development
    10% Custom Software Development
    10% DevOps Managed Services
    10% Low/No Code Development
    10% Mobile App Development

    Focus Areas

    50% JavaScript
    20% Typescript
    10% SQL +2
    10% Swift
    10% jquery

    Velara Systems, a Blockchain company, specializes in Blockchain and Custom Software Development. The agency is located in.

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  • Plan-IT Software Solutions Logotype

    Plan-IT Software Solutions

    Not yet reviewed

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

    Services provided

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

    Focus Areas

    40% JavaScript
    20% Redux
    20% Typescript +2
    10% HTML5
    10% Rust

    Plan-IT Software Solutions is a software development firm. They provide Custom Software Development and Web Development and were launched in 2024.

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  • Elevate Partners Logotype

    Elevate Partners

    Not yet reviewed

    $25,000+
    Undisclosed
    10 - 49

    Services provided

    20% Web Development
    20% Custom Software Development
    20% Mobile App Development +4
    10% AI Development
    10% Advertising
    10% Blockchain
    10% Search Engine Optimization

    Focus Areas

    40% JavaScript
    30% Kotlin
    10% Java +3
    10% Typescript
    5% SQL
    5% Scala

    Elevate Partners, a custom software development firm, is based in Dubai, United Arab Emirates. Founded in 2022, the team offers Custom Software Development and Web Development.

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  • Bitmutex Technologies Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    35% Mobile App Development
    15% Content Marketing +2
    15% Custom Software Development
    15% Social Media Marketing

    Focus Areas

    40% JavaScript
    30% Java
    20% PHP +1
    10% ASP

    Bitmutex Technologies is an application development company. The Kolkata, India-based agency was launched in 2018. Their team provides Mobile App Development and Web Development.

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  • USAva.Team Logotype

    Not yet reviewed

    $1,000+
    $50 - $99 / hr
    10 - 49
    Lake Zurich, IL

    Services provided

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

    Focus Areas

    20% JavaScript
    20% PHP
    20% Python +2
    20% Swift
    20% Typescript

    Launched in 2015, USAva.Team is a website development company. The team provides Web Development and Mobile App Development.

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  • Yurkol LTD Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    10 - 49
    London, England

    Services provided

    20% Web Development
    20% Cloud Consulting & SI
    20% Custom Software Development +2
    20% DevOps Managed Services
    20% IT Strategy Consulting

    Focus Areas

    40% JavaScript
    20% Go
    20% Python +1
    20% SQL

    Yurkol LTD is an IT strategy consulting company. Established in 2011, the company is located in London, England. Their services include IT strategy consulting and cloud consulting & SI.

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  • dozfx Digital Creative Ltd Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    10 - 49
    Lemesos, Cyprus

    Services provided

    20% Web Development
    20% Branding
    20% Product Design +2
    20% UX/UI Design
    20% Web Design

    Focus Areas

    40% JavaScript
    30% Java
    20% HTML5 +1
    10% Ruby

    Dozfx Digital Creative Ltd is a small branding agency based in Lemesos, Cyprus. The team specializes in Branding and Web Design.

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  • Nyntax Logotype

    Not yet reviewed

    Undisclosed
    < $25 / hr
    10 - 49
    Dhaka, Bangladesh

    Services provided

    20% Web Development
    20% Application Testing
    20% Mobile App Development +2
    20% UX/UI Design
    20% Web Design

    Focus Areas

    40% JavaScript
    25% HTML5
    25% Typescript +1
    10% SQL

    Headquartered in Dhaka, Bangladesh, Nyntax is a web design agency. Launched in 2021, the team focuses on Web Design and UX/UI Design.

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  • LeapTech Labs Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Peradeniya, Sri Lanka

    Services provided

    20% Web Development
    20% Branding
    20% Graphic Design +2
    20% Logo
    20% Web Design

    Focus Areas

    40% JavaScript
    30% HTML5
    10% Other programming & scripting languages +2
    10% PHP
    10% jquery

    LeapTech Labs is a branding company launched in 2018. The agency provides Branding and Web Design, and is small.

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  • USDevBrokers Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    10 - 49
    Redlands, CA

    Services provided

    40% Web Development
    25% Mobile App Development
    15% API Development +2
    10% Custom Software Development
    10% DevOps Managed Services

    Focus Areas

    20% JavaScript
    20% Typescript
    10% SQL +10
    5% C
    5% C#
    5% C++
    5% HTML5
    5% Java
    5% Other programming & scripting languages
    5% PHP
    5% Python
    5% Ruby
    5% jquery

    USDevBrokers is a Redlands, California-based website development firm. They specialize in Web Development and Mobile App Development.

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  • Puzzles IT Logotype

    Puzzles IT

    Not yet reviewed

    $75,000+
    $25 - $49 / hr
    10 - 49

    Services provided

    20% Web Development
    20% Application Testing
    20% Custom Software Development +2
    20% Mobile App Development
    20% UX/UI Design

    Focus Areas

    40% JavaScript
    40% PHP
    20% Python

    Puzzles IT is an UX design agency. Their small team is located in Tallinn, Estonia and provides UX/UI Design and Custom Software Development. The agency was launched in 2019.

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  • Full Remote Devs Logotype

    Not yet reviewed

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

    Services provided

    40% Web Development
    20% Custom Software Development
    20% IT Staff Augmentation +1
    20% Mobile App Development

    Focus Areas

    20% JavaScript
    20% C#
    20% Python +2
    20% SQL
    20% Typescript

    Full Remote Devs, a website development company, focus on Web Development and IT staff augmentation. They were founded in 2025.

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  • Synthix Logotype

    Synthix

    Not yet reviewed

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

    Services provided

    20% Web Development
    20% Advertising
    20% E-Commerce Development +2
    20% Mobile App Development
    20% Web Design

    Focus Areas

    40% JavaScript
    25% Perl
    25% SQL +1
    10% AJAX

    Established in 2024, Synthix is an Advertising company. The firm provides Advertising and Web Design.

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  • Jpadweb Logotype

    Jpadweb

    Not yet reviewed

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

    Services provided

    85% Web Development
    15% Low/No Code Development

    Focus Areas

    10% JavaScript
    70% PHP
    20% SQL

    Jpadweb is a small website development company headquartered in Surrey, Canada and Ahmedabad, India. Their services include Web Development and Low/No Code Development.

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  • Web Makers Ltd Logotype

    Web Makers Ltd

    Not yet reviewed

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

    Services provided

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

    Focus Areas

    20% JavaScript
    20% PHP
    15% Typescript +6
    10% AJAX
    10% Kotlin
    10% Redux
    5% Go
    5% Other programming & scripting languages
    5% jquery

    Founded in 2022, Web Makers Ltd is a website development firm. Headquartered in Dhaka, Bangladesh, the team focuses on Web Development and Mobile App Development.

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    $3,000 Startup founders building SaaS or internal tools $8,000 Scaling teams who want continuous dev support $20,000 Founders preparing for launch or funding

    Full-Stack Web Development & MVP Launch Services

    Agile Web Development for Startups & SaaS MVPs (React, Next.js, Node.js, Vue Js, Nuxt Js, Svelte, Sveltekit, Laravel, Livewire, Inertia, FilamentPHP)
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  • Neuverra Logotype

    Not yet reviewed

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

    Services provided

    15% Web Development
    25% Custom Software Development
    25% Mobile App Development +3
    15% IT Managed Services
    10% AI Development
    10% UX/UI Design

    Focus Areas

    45% JavaScript
    25% Typescript
    10% Python +4
    5% Go
    5% HTML5
    5% Redux
    5% SQL

    Neuverra is a mobile app development firm. In Bengaluru, India, the team specializes in Mobile App Development and Custom Software Development.

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  • KeL Tech Solutions Logotype

    KeL Tech Solutions

    Not yet reviewed

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

    Services provided

    20% Web Development
    20% AI Development
    20% AR/VR Development +2
    20% Custom Software Development
    20% Mobile App Development

    Focus Areas

    40% JavaScript
    10% AJAX
    10% Java +4
    10% Kotlin
    10% Objective C
    10% Typescript
    10% Visual Basic

    KeL Tech Solutions is a custom software development company. They are headquartered in Florianopolis, Brazil and Orlando, Florida. Their team offers Custom Software Development and Web Development.

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  • Softorica Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    10 - 49
    Lahore, Pakistan

    Services provided

    25% Web Development
    35% Custom Software Development
    20% Mobile App Development +2
    15% IT Strategy Consulting
    5% AI Development

    Focus Areas

    35% JavaScript
    20% Typescript
    15% PHP +3
    15% Python
    10% C#
    5% SQL

    Softorica, a small software development firm, is based in Lahore, Pakistan. Their services include Custom Software Development and Web Development.

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  • SoftededgeLab Logotype

    SoftededgeLab

    Not yet reviewed

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

    Services provided

    20% Web Development
    20% Custom Software Development
    20% Mobile App Development +2
    20% Search Engine Optimization
    20% UX/UI Design

    Focus Areas

    40% JavaScript
    20% SQL
    15% Java +2
    15% Redux
    10% Other programming & scripting languages

    SoftededgeLab is a SEO company launched in 2020. Their services include Search Engine Optimization and UX/UI Design.

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  • QuickLab Logotype

    QuickLab

    Not yet reviewed

    $5,000+
    $200 - $300 / hr
    10 - 49

    Services provided

    20% Web Development
    20% AI Development
    20% Custom Software Development +2
    20% Mobile App Development
    20% Product Design

    Focus Areas

    40% JavaScript
    30% SQL
    30% Typescript

    QuickLab is a Product Design company. Based in Rio de janeiro, Brazil, their team offers Product Design and Custom Software Development.

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  • Helios Digital Technology Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    40% Custom Software Development
    15% AI Development +2
    15% Mobile App Development
    10% Application Management & Support

    Focus Areas

    40% JavaScript
    30% Java
    30% Python

    Helios Digital Technology is a software development company. The Ahmedabad, India-based firm was launched in 2024. Their services include Custom Software Development and Web Development.

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  • TopFlight Digital Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    10 - 49
    Burnley, England

    Services provided

    10% Web Development
    45% Custom Software Development
    15% API Development +3
    15% Microservices Architecture Services
    10% Enterprise App Modernization
    5% Application Testing

    Focus Areas

    100% JavaScript

    TopFlight Digital is a software development company. The agency is located in Burnley, England and London, England. Their team specializes in Custom Software Development and API Development.

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  • DXAI Solutions Co.Ltd Logotype

    Not yet reviewed

    $10,000+
    $25 - $49 / hr
    10 - 49
    Chuo City, Japan

    Services provided

    60% Web Development
    20% Mobile App Development
    10% AI Development +1
    10% API Development

    Focus Areas

    10% JavaScript
    50% Ruby
    15% SQL +4
    10% PHP
    5% Kotlin
    5% Python
    5% Swift

    Small website development company DXAI Solutions Co.Ltd, is headquartered in Chuo City, Japan. Their services include Web Development and Mobile App Development.

    Read more
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  • 7Unit Innovations L.L.C-FZ Logotype

    7Unit Innovations L.L.C-FZ

    Not yet reviewed

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

    Services provided

    30% Web Development
    35% Custom Software Development
    15% Mobile App Development +2
    10% AI Development
    10% UX/UI Design

    Focus Areas

    30% JavaScript
    30% Ruby
    30% Typescript +1
    10% Java

    7Unit Innovations L.L.C-FZ is a software development firm. In Dubai, United Arab Emirates and Bengaluru, India, the team specializes in Custom Software Development and Web Development.

    Read more
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  • PentaDevs Logotype

    PentaDevs

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49

    Services provided

    20% Web Development
    35% AI Development
    20% Custom Software Development +2
    15% Mobile App Development
    10% AI Agents

    Focus Areas

    40% JavaScript
    20% PHP
    15% Python +2
    15% SQL
    10% Other programming & scripting languages

    AI firm PentaDevs focuses on Artificial Intelligence and Web Development. They were launched in 2022.

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  • Code Creator technology Logotype

    Code Creator technology

    Not yet reviewed

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

    Services provided

    30% Web Development
    25% Custom Software Development
    20% Mobile App Development +2
    15% E-Commerce Development
    10% AR/VR Development

    Focus Areas

    30% JavaScript
    25% PHP
    15% HTML5 +3
    15% SQL
    10% jquery
    5% Other programming & scripting languages

    Code Creator technology, a website development company, is headquartered in jaipur, India. Launched in 2025, the team specializes in Web Development and Custom Software Development.

    Read more
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  • Vynzio Sdn Bhd Logotype

    Not yet reviewed

    $1,000+
    $50 - $99 / hr
    10 - 49
    Shah Alam, Malaysia

    Services provided

    30% Web Development
    20% Blockchain
    20% Mobile App Development +3
    10% Custom Software Development
    10% IT Strategy Consulting
    10% Low/No Code Development

    Focus Areas

    15% JavaScript
    30% PHP
    15% ASP.NET +5
    10% HTML5
    10% Other programming & scripting languages
    10% SQL
    5% Typescript
    5% Visual Basic

    Founded in 2023, Vynzio Sdn Bhd is a web development company. Their services include Web Development and Mobile App Development.

    Read more
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  • Precision Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    10 - 49
    Philadelphia, PA

    Services provided

    20% Web Development
    15% BI & Big Data Consulting & SI
    15% Cloud Consulting & SI +5
    10% Business Consulting
    10% Funding & Investment
    10% HR Consulting
    10% Mobile App Development
    10% UX/UI Design

    Focus Areas

    25% JavaScript
    30% Python
    10% Redux +4
    10% SQL
    10% Swift
    10% Typescript
    5% Go

    Precision is a web development firm. The team provides Web Development and BI & big data consulting & SI, and the agency is headquartered in Philadelphia, Pennsylvania.

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  • Jugrafiya Logotype

    Not yet reviewed

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

    Services provided

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

    Focus Areas

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

    Jugrafiya, a web design company, was founded in 2021. The company specializes in Web Design and Custom Software Development.

    Read more
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  • EchoTeam Logotype

    Not yet reviewed

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

    Services provided

    25% Web Development
    30% Custom Software Development
    20% DevOps Managed Services +2
    15% AI Development
    10% Blockchain

    Focus Areas

    20% JavaScript
    25% PHP
    15% SQL +4
    15% Typescript
    10% C#
    10% Python
    5% AJAX

    EchoTeam is a custom software development firm. Founded in 2024, their team focuses on Custom Software Development and Web Development.

    Read more
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  • HIRUN Technology Company Limited - Out of Business Logotype

    4.9 7 reviews
    $5,000+
    < $25 / hr
    50 - 249
    chiang mai, Thailand

    Services provided

    30% Web Development
    40% Mobile App Development
    30% IoT Development

    Focus Areas

    50% JavaScript
    20% PHP
    10% Python +2
    10% Redux
    10% Swift

    HIRUN Technology Company Limited - Out of Business was a web development company specializing in creating applications and platforms, including custom website development and admin panels. They received 100% positive feedback for their professional and rapid execution, with clients highlighting their ability to deliver projects ahead of schedule and provide supportive collaboration throughout the process.

    See all 7 projects

    Reviews mention Proactive

    Clients have consistently noted HIRUN Technology's proactive approach and innovation throughout their projects. One client highlighted their ability to bring valuable ideas to the table, while another praised their effective communication and structured project management. This proactive engagement not only facilitated seamless collaboration but also contributed to the reliability and effectiveness of the final product. Overall, the sentiment regarding HIRUN's proactivity is highly positive.
    • IoT and Automation Services for Farm Cultivation Platform
      4.5 Feb 7, 2020

      They're very proactive and innovative and also brought a lot of great ideas to the table.

      Read Full Review
    Read All Reviews

    Industry Experience

    HIRUN Technology Company Limited has received positive feedback across various industries, including IT Services, Automotive, Agriculture, Energy & Natural Resources, and Consumer Products. Clients commend their expertise in developing applications, IoT solutions, and embedded systems, noting their responsiveness, professionalism, and effective communication. The overall sentiment reflects satisfaction with project management and timely deliverables, making HIRUN a suitable partner for projects in technology-driven sectors, particularly those focusing on IoT and mobile application development.

    Read All Reviews

    Select Industry to see insights

    IT Services Automotive Agriculture Energy & natural resources Consumer Products

    Average Project Cost Breakdown

    $10,000 to $49,000 (4) Less than $10,000 (1)

    What Clients Have Said

    Clients have consistently praised HIRUN Technology Company Limited for their competitive pricing and overall value for money. One review highlighted that their pricing was cheaper than other vendors, which was a significant factor in the decision-making process. Additionally, clients noted their reliability and professional service, stating that HIRUN fulfilled expectations without doubt. Overall, the sentiment reflects satisfaction with the balance of cost and quality delivered by the company.
    Read All Reviews

    View projects from:

    Thailand (3) India (1) Portugal (1)
    View Profile
  • Interaction Design Lab Logotype

    Interaction Design Lab

    Not yet reviewed

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

    Services provided

    20% Web Development
    70% UX/UI Design
    10% Search Engine Optimization

    Focus Areas

    100% JavaScript

    Interaction Design Lab is a small Costa Rica-based UX design agency. The team specializes in UX/UI Design and Web Development.

    Read more
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  • Pacific Soft Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    50 - 249
    New York, NY

    Services provided

    30% Web Development
    20% E-Commerce Development
    20% Mobile App Development +3
    10% Blockchain
    10% IT Strategy Consulting
    10% Web Design

    Focus Areas

    20% JavaScript
    20% Java
    10% C++ +5
    10% Delphi
    10% PHP
    10% Python
    10% Redux
    10% SQL

    Pacific Soft is a New York, New York-based website development company. They provide Web Development and E-Commerce Development and were founded in 2007.

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At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.

Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.

Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.

We evaluate service providers using a structured methodology that combines:

  • In-depth client interviews and ratings
  • Comprehensive project details
  • Market presence
  • Portfolio examples and industry recognition

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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We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.

Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.

Ability to deliver
Focus
Clutch Leaders Matrix

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

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

List of the Top 15 JavaScript Development Companies

  1. 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
  2. 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
  3. Brainhub Logotype

    Brainhub

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

    Ability to deliver

    39.5/40.0
    19.6/20 Reviews
    10/10 Clients & Experience
    9.9/10 Market Presence

    Service focus

    45% Web Development
    75% JavaScript
    55% Other
    View Profile Visit Website
  4. ATEAM SOFT SOLUTIONS Logotype

    ATEAM SOFT SOLUTIONS

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

    Ability to deliver

    38.5/40.0
    19.2/20 Reviews
    10/10 Clients & Experience
    9.3/10 Market Presence

    Service focus

    50% Web Development
    50% JavaScript
    50% Other
    View Profile Visit Website
  5. The Software House Logotype

    The Software House

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

    Ability to deliver

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

    Service focus

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

    Xmartlabs

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

    Ability to deliver

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

    Service focus

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

    Airdev

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

    Ability to deliver

    38.7/40.0
    19.4/20 Reviews
    9.6/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

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

    WPWeb Infotech

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

    Ability to deliver

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

    Service focus

    65% Web Development
    20% JavaScript
    35% Other
    View Profile Visit Website
  9. 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
  10. Softonix Logotype

    Softonix

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

    Ability to deliver

    36.5/40.0
    17.6/20 Reviews
    10/10 Clients & Experience
    8.9/10 Market Presence

    Service focus

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

    INOXOFT

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

    Ability to deliver

    39.8/40.0
    19.8/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    40% Web Development
    35% JavaScript
    60% 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. Incora Logotype

    Incora

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

    Ability to deliver

    37.6/40.0
    18.6/20 Reviews
    10/10 Clients & Experience
    9/10 Market Presence

    Service focus

    40% Web Development
    50% JavaScript
    60% Other
    View Profile Visit Website
  15. 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
  16. Brainium Information Technologies Logotype

    Brainium Information Technologies

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

    Ability to deliver

    36.7/40.0
    19.4/20 Reviews
    9/10 Clients & Experience
    8.4/10 Market Presence

    Service focus

    35% Web Development
    30% JavaScript
    65% Other
    View Profile Visit Website
  17. Toptal Logotype

    Toptal

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

    Ability to deliver

    38.7/40.0
    18.8/20 Reviews
    9.9/10 Clients & Experience
    10/10 Market Presence

    Service focus

    15% Web Development
    25% JavaScript
    85% Other
    View Profile Visit Website
  18. 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
  20. Techuz InfoWeb Pvt. Ltd. Logotype

    Techuz InfoWeb Pvt. Ltd.

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

    Ability to deliver

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

    Service focus

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

    PowerGate Software

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

    Ability to deliver

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

    Service focus

    30% Web Development
    21% JavaScript
    70% Other
    View Profile Visit Website
  22. 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
  23. Scopic Logotype

    Scopic

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

    Ability to deliver

    38.7/40.0
    19/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    25% Web Development
    25% JavaScript
    75% Other
    View Profile Visit Website
  24. Arcanys Logotype

    Arcanys

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

    Ability to deliver

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

    Service focus

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

    Cleveroad

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

    Ability to deliver

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

    Service focus

    28% Web Development
    15% JavaScript
    72% Other
    View Profile Visit Website
  26. Human Made Logotype

    Human Made

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

    Ability to deliver

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

    Service focus

    100% Web Development
    30% JavaScript
    View Profile Visit Website
  27. Blazity Logotype

    Blazity

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

    Ability to deliver

    37.3/40.0
    18.2/20 Reviews
    10/10 Clients & Experience
    9.2/10 Market Presence

    Service focus

    50% Web Development
    70% JavaScript
    50% Other
    View Profile Visit Website
  28. Sigma Software Group Logotype

    Sigma Software Group

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

    Ability to deliver

    38/40.0
    18.2/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

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

    Vangwe

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

    Ability to deliver

    38.3/40.0
    19.4/20 Reviews
    10/10 Clients & Experience
    8.9/10 Market Presence

    Service focus

    40% Web Development
    50% JavaScript
    60% Other
    View Profile Visit Website
  30. Vincit Logotype

    Vincit

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

    Ability to deliver

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

    Service focus

    30% Web Development
    30% JavaScript
    70% Other
    View Profile Visit Website

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.

Get personalized agency matches based on your project goals.