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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: March 31, 2026
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15 Leaders 15 Contenders

21,832 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
    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

    Average Project Cost Breakdown

    $10,000 to $49,000 (25) $50,000 to $199,999 (16) Less than $10,000 (8) $200,000 to $999,999 (6) $1,000,000 to $9,999,999 (4)

    What Clients Have Said

    Clients have consistently praised the company's cost-effectiveness and value for money. Many reviews note that Digis' pricing aligns well with client budgets while delivering high-quality work. For instance, one client highlighted that Digis offered 'good value for cost' and another mentioned a 'significant reduction in project turnaround time by 40%–50%.' Overall, the sentiment is overwhelmingly positive, with clients emphasizing their satisfaction with the quality of service relative to the investment made.
    Read All Reviews

    View projects from:

    United States (29) 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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  • InovIT Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    22% Custom Software Development
    20% E-Commerce Development +9
    15% Mobile App Development
    10% Web Design
    5% Social Media Marketing
    2% Digital Strategy
    2% Mobile & App Marketing
    1% CRM Consulting and SI
    1% Cloud Consulting & SI
    1% ERP Consulting and SI
    1% Logo

    Focus Areas

    10% JavaScript
    40% Python
    10% AJAX +4
    10% C#
    10% Java
    10% PHP
    10% SQL

    InovIT is a software development firm. Their team is in Marrakesh, Morocco and provides Custom Software Development and E-Commerce Development.

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  • TechnoBren Infotech Private Limited Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    40% Custom Software Development
    20% Mobile App Development +2
    10% CRM Consulting and SI
    10% E-Commerce Development

    Focus Areas

    10% JavaScript
    70% PHP
    20% AJAX

    TechnoBren Infotech Private Limited is a custom software development firm based in Jaunpur, India. The team provides Custom Software Development and Mobile App Development.

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  • Digital Glyphs LLP Logotype

    Not yet reviewed

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

    Services provided

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

    Focus Areas

    20% JavaScript
    30% PHP
    20% SQL +3
    10% AJAX
    10% Kotlin
    10% Swift

    SEO agency Digital Glyphs LLP is located in New Delhi, India. They focus on Search Engine Optimization and Social Media Marketing and were founded in 2017.

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  • Zon Tec Solutions Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    20% Search Engine Optimization
    20% Web Design +4
    15% Other Digital Marketing
    15% Wearable App Development
    5% Digital Strategy
    5% Email Marketing

    Focus Areas

    10% JavaScript
    20% ASP.NET
    20% PHP +4
    20% Python
    10% Kotlin
    10% SQL
    10% XML

    Located in New Delhi, India, Zon Tec Solutions is a small SEO services firm. Their services include Search Engine Optimization and Web Design.

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  • InstaCloud Solutions Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    15% BI & Big Data Consulting & SI
    15% IT Managed Services +6
    10% Application Management & Support
    10% Cloud Consulting & SI
    10% Custom Software Development
    10% Enterprise App Modernization
    10% IT Strategy Consulting
    10% Unified Communications Consulting & SI

    Focus Areas

    20% JavaScript
    20% C#
    20% Typescript +3
    20% Visual Basic
    10% ASP.NET
    10% Other programming & scripting languages

    InstaCloud Solutions, a big data analytics company, was established in 2015. The team specializes in BI & big data consulting & SI and IT managed services.

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  • YCWP INDIA Logotype

    Not yet reviewed

    $1,000+
    $200 - $300 / hr
    10 - 49
    Noida, India

    Services provided

    10% Web Development
    10% Conversion Optimization
    10% E-Commerce Development +7
    10% Email Marketing
    10% Mobile & App Marketing
    10% Mobile App Development
    10% Pay Per Click
    10% Search Engine Optimization
    10% Social Media Marketing
    10% Web Design

    Focus Areas

    20% JavaScript
    30% PHP
    20% Java +2
    20% SQL
    10% C++

    YCWP INDIA is a Noida, India-based social media marketing firm. They focus on Social Media Marketing and Email Marketing.

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  • Daiviksoft Technologies Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    15% IT Strategy Consulting
    10% Custom Software Development +9
    10% Cybersecurity
    10% IT Managed Services
    10% Mobile App Development
    10% UX/UI Design
    5% Application Testing
    5% Cloud Consulting & SI
    5% E-Commerce Development
    5% IT Staff Augmentation
    5% Mobile & App Marketing

    Focus Areas

    20% JavaScript
    50% Java
    30% SQL

    Daiviksoft Technologies is a small IT strategy consulting company established in 2016. Their services include IT strategy consulting and UX/UI Design.

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  • 6 Sigma Matrix Logotype

    6 Sigma Matrix

    Not yet reviewed

    Undisclosed
    $100 - $149 / hr
    10 - 49

    Services provided

    20% Web Development
    10% Digital Strategy
    10% E-Commerce Development +7
    10% ERP Consulting and SI
    10% Social Media Marketing
    10% UX/UI Design
    8% Email Marketing
    8% IT Managed Services
    7% Mobile App Development
    7% Search Engine Optimization

    Focus Areas

    10% JavaScript
    10% AJAX
    10% ASP.NET +7
    10% C++
    10% Ember.js
    10% Objective C
    10% PHP
    10% SQL
    10% Typescript
    10% XML

    Website development firm 6 Sigma Matrix focuses on Web Development and Digital Strategy. They are headquartered in Islamabad, Pakistan.

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  • Lmond Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    50% Custom Software Development
    30% Mobile App Development

    Focus Areas

    10% JavaScript
    30% PHP
    20% C# +2
    10% Python
    10% SQL

    Lmond is a software development firm. They are in Yerevan, Armenia. Their team offers Custom Software Development and Mobile App Development.

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  • DeftSkill LLP Logotype

    DeftSkill LLP

    Not yet reviewed

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

    Services provided

    20% Web Development
    25% E-Commerce Development
    15% Custom Software Development +3
    15% Mobile App Development
    15% UX/UI Design
    10% Search Engine Optimization

    Focus Areas

    10% JavaScript
    15% ASP.NET
    10% AJAX +8
    10% C#
    10% PHP
    10% Redux
    10% SQL
    10% Typescript
    5% Ember.js
    5% Kotlin
    5% Python

    DeftSkill LLP is an e-commerce development firm. Their team is based in Sahibzada Ajit Singh Nagar, India and offers E-Commerce Development and Web Development.

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  • Webgat Solutions Logotype

    Not yet reviewed

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

    Services provided

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

    Focus Areas

    10% JavaScript
    25% Kotlin
    15% AJAX +7
    15% PHP
    10% Python
    5% C#
    5% Java
    5% Redux
    5% SQL
    5% Swift

    Webgat Solutions is a web design agency. The Una, India-based company was founded in 2013. Their services include Web Design and UX/UI Design.

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  • Resalt Logotype

    Not yet reviewed

    Undisclosed
    $50 - $99 / hr
    10 - 49
    London, England

    Services provided

    10% Web Development
    15% Graphic Design
    15% Product Design +6
    15% UX/UI Design
    10% CRM Consulting and SI
    10% Digital Strategy
    10% Low/No Code Development
    10% Web Design
    5% Mobile App Development

    Focus Areas

    20% JavaScript
    25% PHP
    25% Python +2
    25% SQL
    5% Java

    Headquartered in London, England, Resalt is a web design company. Founded in 2022, the team focuses on Web Design and UX/UI Design.

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  • Dual Technology Services Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    San Pedro Sula, Honduras

    Services provided

    20% Web Development
    20% Mobile App Development
    4% AR/VR Development +15
    4% Application Management & Support
    4% Application Testing
    4% CRM Consulting and SI
    4% Cloud Consulting & SI
    4% Custom Software Development
    4% E-Commerce Development
    4% ERP Consulting and SI
    4% Enterprise App Modernization
    4% IT Managed Services
    4% IT Staff Augmentation
    4% IT Strategy Consulting
    4% Other Application Development
    4% Other IT Consulting and SI
    2% UX/UI Design
    2% Web Design

    Focus Areas

    10% JavaScript
    10% C#
    10% Redux +12
    10% SQL
    10% Typescript
    5% AJAX
    5% ASP
    5% ASP.NET
    5% C++
    5% Java
    5% Kotlin
    5% PHP
    5% Python
    5% Visual Basic
    5% XML

    Website development company Dual Technology Services is in San Pedro Sula, Honduras. Their services include Web Development and Mobile App Development.

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  • TeamKoder Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    40% Mobile App Development
    30% Blockchain +1
    10% Low/No Code Development

    Focus Areas

    10% JavaScript
    10% ASP.NET
    10% C++ +7
    10% Kotlin
    10% PHP
    10% Python
    10% Ruby
    10% SQL
    10% Scala
    10% Swift

    Launched in 2019, TeamKoder is an app development firm. The company focuses on Mobile App Development and Web Development, and is small.

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  • CodeCentro Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    20% Custom Software Development
    20% Mobile App Development +4
    10% Application Management & Support
    10% Content Marketing
    10% E-Commerce Development
    10% Search Engine Optimization

    Focus Areas

    10% JavaScript
    30% Other programming & scripting languages
    20% ASP.NET +4
    10% C#
    10% Java
    10% Python
    10% SQL

    CodeCentro is a custom software development company. They were founded in 2017, and their services include Custom Software Development and Web Development.

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  • ANT Logotype

    ANT

    Not yet reviewed

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

    Services provided

    10% Web Development
    20% Mobile App Development
    15% Blockchain +7
    10% Blockchain Marketing
    10% Low/No Code Development
    10% Other Application Development
    10% Search Engine Optimization
    5% Cybersecurity
    5% Marketing Strategy
    5% UX/UI Design

    Focus Areas

    20% JavaScript
    20% Ember.js
    20% Kotlin +3
    20% Ruby
    15% AJAX
    5% Redux

    ANT is a small web development company. Founded in 2014, the team offers Web Development and Mobile App Development.

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  • Sourcelab Logotype

    Not yet reviewed

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

    Services provided

    15% Web Development
    15% Application Testing
    15% UX/UI Design +6
    10% Custom Software Development
    10% E-Commerce Development
    10% Low/No Code Development
    10% Mobile App Development
    10% Web Design
    5% Application Management & Support

    Focus Areas

    15% JavaScript
    50% Typescript
    15% Java +2
    15% SQL
    5% C#

    Sourcelab is an UX design agency. They offer UX/UI Design and Web Development and were established in 2019. The company is in Sofia, Bulgaria and Amsterdam, Netherlands.

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    More responsive than most other service providers

    Sourcelab is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
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  • Universe49 Logotype

    Universe49

    Not yet reviewed

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

    Services provided

    20% Web Development
    30% Blockchain
    15% Low/No Code Development +5
    10% Custom Software Development
    10% Mobile App Development
    5% Application Management & Support
    5% Enterprise App Modernization
    5% IT Strategy Consulting

    Focus Areas

    10% JavaScript
    10% C#
    10% Java +7
    10% Kotlin
    10% Objective C
    10% Python
    10% Redux
    10% SQL
    10% Swift
    10% Typescript

    Universe49, a website development company, was founded in 2022. The company provides Web Development and Blockchain.

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  • DevopsUK - CLOUDSHIFT TECHNOLOGIES LTD Logotype

    DevopsUK - CLOUDSHIFT TECHNOLOGIES LTD

    Not yet reviewed

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

    Services provided

    20% Web Development
    40% Cloud Consulting & SI
    20% IT Managed Services +2
    10% Cybersecurity
    10% Low/No Code Development

    Focus Areas

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

    Cloud consulting & SI company DevopsUK - CLOUDSHIFT TECHNOLOGIES LTD is located in London, England. They specialize in cloud consulting & SI and Web Development and were established in 2022.

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  • DX Technologies LLC Logotype

    DX Technologies LLC

    Not yet reviewed

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

    Services provided

    20% Web Development
    40% Web Design
    20% Custom Software Development +2
    10% Branding
    10% Graphic Design

    Focus Areas

    10% JavaScript
    50% PHP
    20% ASP.NET +1
    20% HTML5

    DX Technologies LLC, a web design company, was launched in 2023. The company provides Web Design and Custom Software Development, and is small.

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  • Programmers Venture Logotype

    Programmers Venture

    Not yet reviewed

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

    Services provided

    10% Web Development
    15% Wearable App Development
    10% AI Development +10
    10% Custom Software Development
    10% E-Commerce Development
    10% Mobile App Development
    5% Application Management & Support
    5% Application Testing
    5% Blockchain
    5% CRM Consulting and SI
    5% Cloud Consulting & SI
    5% Enterprise App Modernization
    5% Other Application Development

    Focus Areas

    20% JavaScript
    20% ASP.NET
    20% Apex +3
    20% C#
    10% HTML5
    10% PHP

    Programmers Venture is a Wearable App Development company. The team specializes in Wearable App Development and Custom Software Development, and the agency is based in Lahore, Pakistan.

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  • Lyra Solutions Logotype

    Lyra Solutions

    Not yet reviewed

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

    Services provided

    15% Web Development
    15% Application Testing
    14% Application Management & Support +10
    14% Other Application Development
    12% E-Commerce Development
    10% Mobile App Development
    5% Enterprise App Modernization
    5% IoT Development
    2% Content Marketing
    2% Custom Software Development
    2% Digital Strategy
    2% Email Marketing
    2% Social Media Marketing

    Focus Areas

    15% JavaScript
    15% Other programming & scripting languages
    15% PHP +7
    10% Java
    10% Ruby
    10% SQL
    10% Typescript
    5% Kotlin
    5% Python
    5% Swift

    Lyra Solutions, a web development company, was launched in 2023. Based in Lahore, Pakistan, the team offers Web Development and Application Testing.

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  • Techpax Logotype

    Not yet reviewed

    $5,000+
    $150 - $199 / hr
    10 - 49
    London, England

    Services provided

    20% Web Development
    35% Search Engine Optimization
    25% Mobile App Development +2
    10% Custom Software Development
    10% Low/No Code Development

    Focus Areas

    10% JavaScript
    35% Objective C
    30% SQL +4
    10% Ruby
    5% Other programming & scripting languages
    5% PHP
    5% Python

    Based in London, England, Techpax is a SEO agency. They specialize in Search Engine Optimization and Mobile App Development.

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  • Sol_Inovation Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    14% Low/No Code Development
    10% Graphic Design +10
    10% UX/UI Design
    10% Web Design
    5% Advertising
    5% Content Marketing
    5% Mobile & App Marketing
    5% Mobile App Development
    5% Pay Per Click
    5% Search Engine Optimization
    5% Social Media Marketing
    1% Custom Software Development

    Focus Areas

    10% JavaScript
    10% AJAX
    10% ASP.NET +7
    10% C#
    10% C++
    10% HTML5
    10% PHP
    10% SQL
    10% Visual Basic
    10% XML

    Sol_Inovation is a website development firm established in 2022. The firm provides Web Development and Web Design, and is small.

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  • Vantadev Logotype

    Vantadev

    Not yet reviewed

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

    Services provided

    10% Web Development
    50% Custom Software Development
    15% Enterprise App Modernization +2
    15% IoT Development
    10% Mobile App Development

    Focus Areas

    20% JavaScript
    30% Typescript
    20% C++ +2
    20% Java
    10% C#

    Launched in 2019, Vantadev is a custom software development firm. The team specializes in Custom Software Development and IoT development and is based in Mississauga, Canada.

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  • Zakodix Tech Group Logotype

    Zakodix Tech Group

    Not yet reviewed

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

    Services provided

    20% Web Development
    40% Enterprise App Modernization
    20% Custom Software Development +2
    10% Other Application Development
    10% UX/UI Design

    Focus Areas

    10% JavaScript
    10% C++
    10% Delphi +7
    10% HTML5
    10% Java
    10% Other programming & scripting languages
    10% Python
    10% Ruby
    10% SQL
    10% XML

    Founded in 2022, Zakodix Tech Group is an Enterprise App Modernization company. Their services include Enterprise App Modernization and Custom Software Development.

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  • webfalcons Logotype

    webfalcons

    Not yet reviewed

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

    Services provided

    20% Web Development
    20% Mobile App Development
    20% UX/UI Design +4
    10% E-Commerce Development
    10% Low/No Code Development
    10% Search Engine Optimization
    10% Web Design

    Focus Areas

    10% JavaScript
    20% PHP
    20% Ruby +4
    20% SQL
    10% Python
    10% Typescript
    10% XML

    Webfalcons, a web design agency, was launched in 2020. The firm provides Web Design and UX/UI Design, and is small.

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  • AlterClouds Logotype

    AlterClouds

    Not yet reviewed

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

    Services provided

    10% Web Development
    50% Cloud Consulting & SI
    10% Call Center Services +5
    10% IT Strategy Consulting
    5% Customer Service Outsourcing
    5% Cybersecurity
    5% E-Commerce Development
    5% Market Research

    Focus Areas

    20% JavaScript
    20% HTML5
    20% Kotlin +2
    20% PHP
    20% Python

    Cloud consulting & SI company AlterClouds was founded in 2016. The firm provides cloud consulting & SI and IT strategy consulting, and is small.

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  • IB ArkEvo Group Logotype

    IB ArkEvo Group

    Not yet reviewed

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

    Services provided

    20% Web Development
    30% Custom Software Development
    25% Mobile App Development +2
    15% IT Strategy Consulting
    10% UX/UI Design

    Focus Areas

    10% JavaScript
    10% PHP
    10% Python +10
    10% Redux
    10% SQL
    10% Typescript
    10% XML
    5% AJAX
    5% ASP.NET
    5% C#
    5% HTML5
    5% Java
    5% Rust

    IB ArkEvo Group is a software development firm. In Toronto, Canada and Toronto, Canada, their team provides Custom Software Development and Mobile App Development.

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  • ultrastack Logotype

    ultrastack

    Not yet reviewed

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

    Services provided

    10% Web Development
    20% Pay Per Click
    20% Search Engine Optimization +4
    20% Social Media Marketing
    10% E-Commerce Development
    10% Low/No Code Development
    10% UX/UI Design

    Focus Areas

    20% JavaScript
    20% HTML5
    20% Python +3
    15% Rust
    15% Typescript
    10% PHP

    Ultrastack is a small social media marketing agency headquartered in Faislabad, Pakistan and Faislabad, Pakistan. The team offers Social Media Marketing and Search Engine Optimization.

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  • Code Waves Logotype

    Code Waves

    Not yet reviewed

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

    Services provided

    10% Web Development
    15% Digital Strategy
    10% Cloud Consulting & SI +8
    10% Custom Software Development
    10% E-Commerce Development
    10% IoT Development
    10% Mobile App Development
    10% Web Design
    5% BI & Big Data Consulting & SI
    5% Mobile & App Marketing
    5% UX/UI Design

    Focus Areas

    20% JavaScript
    20% Java
    10% AJAX +5
    10% ASP.NET
    10% C#
    10% C++
    10% PHP
    10% Swift

    Code Waves is a Digital Strategy company founded in 2023. Their services include Digital Strategy and Web Design.

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  • Ambitiously Unique Administrative Assistant Team Logotype

    Not yet reviewed

    $1,000+
    Undisclosed
    10 - 49
    Memphis, TN

    Services provided

    10% Web Development
    10% Advertising
    10% Branding +7
    10% Business Consulting
    10% HR Consulting
    10% Logo
    10% Marketing Strategy
    10% Print Design
    10% Video Marketing
    10% Web Design

    Focus Areas

    20% JavaScript
    20% HTML5
    15% AJAX +4
    15% Apex
    15% Java
    10% Typescript
    5% Go

    Launched in 2021, Ambitiously Unique Administrative Assistant Team , a small Advertising company, is located in Memphis, Tennessee. Their team provides Advertising and Branding.

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  • Egnion Innovation Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    15% IoT Development
    15% Robotics Process Automation +8
    14% Low/No Code Development
    10% Custom Software Development
    10% Mobile App Development
    10% Product Design
    5% Content Writing Services
    5% E-Commerce Development
    5% UX/UI Design
    1% Web Design

    Focus Areas

    20% JavaScript
    20% ASP.NET
    20% Java +5
    20% SQL
    5% AJAX
    5% Objective C
    5% Other programming & scripting languages
    5% Visual Basic

    Egnion Innovation is a custom software development firm. Located in Islamabad, Pakistan, the team specializes in Custom Software Development and Mobile App Development.

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  • Zylon Technologies Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    20% Application Management & Support
    20% Enterprise App Modernization +5
    10% Custom Software Development
    10% IT Managed Services
    10% Low/No Code Development
    10% Mobile App Development
    10% Other Application Development

    Focus Areas

    20% JavaScript
    30% SQL
    20% Java +2
    20% Typescript
    10% Ember.js

    Launched in 2021, Zylon Technologies is an Application Management & Support company. The team focuses on Application Management & Support and Enterprise App Modernization.

    Read more
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  • Rot3 Logotype

    Not yet reviewed

    $1,000+
    Undisclosed
    10 - 49
    Istanbul, Türkiye

    Services provided

    10% Web Development
    40% Blockchain
    10% AI Development +5
    10% Custom Software Development
    10% Low/No Code Development
    10% Mobile App Development
    5% IT Managed Services
    5% IT Strategy Consulting

    Focus Areas

    20% JavaScript
    20% SQL
    15% Kotlin +5
    15% Swift
    10% Python
    10% Redux
    5% HTML5
    5% Rust

    Rot3 is a Blockchain company. Located in Istanbul, Türkiye, the firm was founded in 2022. Their services include Blockchain and Web Development.

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  • DigiWare Labs Logotype

    DigiWare Labs

    Not yet reviewed

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

    Services provided

    10% Web Development
    15% Branding
    15% Content Marketing +5
    15% Email Marketing
    15% Social Media Marketing
    10% Custom Software Development
    10% Search Engine Optimization
    10% UX/UI Design

    Focus Areas

    20% JavaScript
    15% Java
    10% ASP.NET +8
    10% Kotlin
    10% PHP
    10% Swift
    5% AJAX
    5% Python
    5% Redux
    5% SQL
    5% Typescript

    DigiWare Labs is a branding agency launched in 2019. Their services include Branding and Social Media Marketing.

    Read more
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  • Revstack Logotype

    Revstack

    Not yet reviewed

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

    Services provided

    20% Web Development
    60% Mobile App Development
    10% Custom Software Development +1
    10% Low/No Code Development

    Focus Areas

    10% JavaScript
    15% AJAX
    15% Objective C +4
    15% PHP
    15% Python
    15% SQL
    15% Swift

    Revstack, an application development company, was launched in 2021. The team specializes in Mobile App Development and Custom Software Development and is located in New York, New York.

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  • Forcify Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    30% E-Commerce Development
    20% Application Management & Support +5
    10% Cybersecurity
    10% IT Strategy Consulting
    10% Low/No Code Development
    5% IT Managed Services
    5% IT Staff Augmentation

    Focus Areas

    20% JavaScript
    30% PHP
    10% AJAX +5
    10% Apex
    10% SQL
    10% XML
    5% HTML5
    5% Typescript

    Forcify is an e-commerce development firm. The company is in Kraków, Poland and Dnipro, Ukraine. Their team provides E-Commerce Development and Web Development.

    Read more
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  • Manyata IT Solutions Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    35% Mobile App Development
    15% Custom Software Development +5
    10% E-Commerce Development
    5% CRM Consulting and SI
    5% ERP Consulting and SI
    5% UX/UI Design
    5% Web Design

    Focus Areas

    10% JavaScript
    15% Redux
    10% AJAX +8
    10% HTML5
    10% Kotlin
    10% PHP
    10% SQL
    10% Typescript
    5% Java
    5% Objective C
    5% Swift

    Founded in 2021, Manyata IT Solutions is a small Indore, India-based mobile application development firm. Their team specializes in Mobile App Development and Web Development.

    Read more
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  • Dragon Digitals Logotype

    Dragon Digitals

    Not yet reviewed

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

    Services provided

    10% Web Development
    15% Email Marketing
    15% Social Media Marketing +6
    10% E-Commerce Development
    10% Pay Per Click
    10% Sales Outsourcing
    10% Search Engine Optimization
    10% UX/UI Design
    10% Web Design

    Focus Areas

    20% JavaScript
    60% PHP
    20% Python

    In Dhaka, Bangladesh, Dragon Digitals is a social media marketing firm. They focus on Social Media Marketing and Email Marketing.

    Read more
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  • kyiv.solutions Logotype

    kyiv.solutions

    Not yet reviewed

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

    Services provided

    10% Web Development
    13% Low/No Code Development
    10% Cloud Consulting & SI +9
    10% Custom Software Development
    10% Cybersecurity
    10% IT Managed Services
    10% IoT Development
    10% Mobile App Development
    10% Wearable App Development
    5% Application Testing
    1% AI Development
    1% BI & Big Data Consulting & SI

    Focus Areas

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

    Kyiv.solutions, a custom software development company, is in Kyiv, Ukraine and New York, New York. Established in 2023, the team offers Custom Software Development and cloud consulting & SI.

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  • Digip Technologies Logotype

    Not yet reviewed

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

    Services provided

    15% Web Development
    20% API Development
    15% Custom Software Development +4
    15% E-Commerce Development
    15% Mobile App Development
    10% IoT Development
    10% Low/No Code Development

    Focus Areas

    15% JavaScript
    25% C#
    10% AJAX +6
    10% ASP.NET
    10% HTML5
    10% SQL
    10% jquery
    5% C++
    5% Visual Basic

    Established in 2014, Digip Technologies is a software development firm. The team focuses on Custom Software Development and API Development.

    Read more
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  • Vmarket360 Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    15% Search Engine Optimization
    10% Content Marketing +7
    10% E-Commerce Development
    10% Marketing Strategy
    10% Product Marketing
    10% Social Media Marketing
    10% UX/UI Design
    10% Web Design
    5% Pay Per Click

    Focus Areas

    20% JavaScript
    20% PHP
    15% AJAX +3
    15% Python
    15% Ruby
    15% SQL

    Vmarket360, a Digital Strategy company, focuses on Digital Strategy and Search Engine Optimization. The firm is in Arlington, Texas.

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  • Digital Income Agency Logotype

    Not yet reviewed

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

    Services provided

    15% Web Development
    20% Pay Per Click
    15% Graphic Design +6
    15% Social Media Marketing
    10% Email Marketing
    10% Video Marketing
    5% Content Marketing
    5% Search Engine Optimization
    5% Video Production

    Focus Areas

    15% JavaScript
    25% PHP
    20% Python +5
    20% SQL
    5% C
    5% C++
    5% HTML5
    5% Java

    Based in Casablanca, Morocco, Digital Income Agency is a small PPC agency. Their services include Pay Per Click and Social Media Marketing.

    Read more
    View Profile
  • Novo Labs Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    20% Custom Software Development
    20% Mobile App Development +5
    10% API Development
    10% Blockchain
    10% Microservices Architecture Services
    5% Application Testing
    5% E-Commerce Development

    Focus Areas

    10% JavaScript
    10% ASP.NET
    10% HTML5 +7
    10% Java
    10% PHP
    10% Python
    10% Redux
    10% Rust
    10% SQL
    10% Swift

    Novo Labs is a custom software development company founded in 2022. The small team offers Custom Software Development and Web Development.

    Read more
    View Profile
  • Slider Shift Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Arlington Heights, IL

    Services provided

    10% Web Development
    15% Branding
    15% Graphic Design +4
    15% Logo
    15% Search Engine Optimization
    15% Social Media Marketing
    15% Video Production

    Focus Areas

    20% JavaScript
    35% PHP
    30% Python +1
    15% Java

    In Arlington Heights, Illinois, Slider Shift is a branding firm. They provide Branding and Social Media Marketing.

    Read more
    View Profile
  • Zenon Logotype

    Zenon

    Not yet reviewed

    $25,000+
    $100 - $149 / hr
    10 - 49

    Services provided

    15% Web Development
    15% Custom Software Development
    15% Mobile App Development +11
    5% API Development
    5% Branding
    5% DevOps Managed Services
    5% Graphic Design
    5% Logo
    5% Market Research
    5% Marketing Strategy
    5% Print Design
    5% UX/UI Design
    5% Wearable App Development
    5% Web Design

    Focus Areas

    15% JavaScript
    15% Typescript
    10% C# +8
    10% HTML5
    10% Java
    10% PHP
    10% SQL
    5% AJAX
    5% ASP.NET
    5% Python
    5% jquery

    Launched in 2022, Zenon, a small custom software development firm, is headquartered in Niš, Serbia and Ljubljana, Slovenia. Their team provides Custom Software Development and Web Development.

    Read more
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  • Webnicon || Best IT Company In Jaipur Logotype

    Webnicon || Best IT Company In Jaipur

    Not yet reviewed

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

    Services provided

    10% Web Development
    15% IT Managed Services
    15% IT Strategy Consulting +7
    10% AI Consulting
    10% Cybersecurity
    10% Graphic Design
    10% Low/No Code Development
    10% Web Design
    5% Email Marketing
    5% Social Media Marketing

    Focus Areas

    20% JavaScript
    20% PHP
    20% SQL +5
    10% C#
    10% C++
    10% jquery
    5% HTML5
    5% Java

    Webnicon || Best IT Company In Jaipur is a web development company. They are in Jaipur, India, and their services include Web Development and IT strategy consulting.

    Read more
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  • CodiNest Ltd Logotype

    CodiNest Ltd

    Not yet reviewed

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

    Services provided

    20% Web Development
    30% Product Design
    20% AI Development +2
    20% Mobile App Development
    10% DevOps Managed Services

    Focus Areas

    10% JavaScript
    10% C++
    10% HTML5 +7
    10% Other programming & scripting languages
    10% PHP
    10% Python
    10% Redux
    10% Ruby
    10% SQL
    10% Typescript

    CodiNest Ltd, a Product Design company, was established in 2023. They offers Product Design and Web Development.

    Read more
    View Profile
  • Web Scorpions Logotype

    Web Scorpions

    Not yet reviewed

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

    Services provided

    10% Web Development
    10% Back Office Outsourcing
    10% Custom Software Development +8
    10% E-Commerce Development
    10% Email Marketing
    10% Mobile App Development
    10% Social Media Marketing
    10% Video Marketing
    10% Web Design
    5% Logo
    5% UX/UI Design

    Focus Areas

    20% JavaScript
    20% Java
    20% Other programming & scripting languages +2
    20% PHP
    20% SQL

    Web Scorpions is a social media marketing company. Established in 2024, the team focuses on Social Media Marketing and Email Marketing. The firm is in Toronto, Canada.

    Read more
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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. 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
  24. 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
  25. Human Made Logotype

    Human Made

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

    Ability to deliver

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

    Service focus

    100% Web Development
    30% JavaScript
    View Profile Visit Website
  26. 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
  27. 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
  28. 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
  29. 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
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  30. Light IT Global Logotype

    Light IT Global

    $25,000+
    $25 - $49 / hr
    50 - 249
    Rickmansworth, England

    Ability to deliver

    38.9/40.0
    19.2/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    60% Web Development
    20% JavaScript
    40% 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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