Leave a Review For Providers 0 0
  • Post a Project
Home Web Developers JavaScript

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: February 10, 2026
We verify reviews and evaluate companies so you can choose with confidence. We may earn a fee for some placements. Learn how Clutch ensures trust
Get Matched

15 Leaders 15 Contenders

21,644 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 88 reviews
    Premier Verified
    $5,000+
    $25 - $49 / hr
    50 - 249
    London, England

    Services provided

    50% Web Development
    50% Custom Software Development

    Focus Areas

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

    Digis, a Fiverr company (NYSE: FVRR), excels in providing comprehensive web development and staff augmentation services. With a focus on custom website development, front-end and back-end development, they consistently deliver high-quality projects, demonstrating 100% positive feedback for their technical expertise and effective project management. Clients frequently highlight their reliability and seamless integration into existing teams, with 80% mentioning their exceptional communication skills and adaptability.

    See all 88 projects

    Reviews mention Puts the customer first

    Clients express a strong sentiment that Digis prioritizes customer needs, as evidenced by their proactive communication and structured project management. One CEO noted their impressive work ethic and commitment to understanding client requirements, stating, "they are invested in our success." Additionally, the project manager's daily updates and hands-on support were highlighted as key factors in maintaining project alignment. Overall, clients feel valued and supported throughout their collaboration with Digis.
    • CRM System for Mentorship Program Platform
      5.0 Jul 31, 2020

      The most impressive aspect of the company is their attitude and friendliness, professionalism and respect for the customer. This is particularly noteworthy given the youthful nature of the team. It was the most effective experience of cooperation with IT firms, where all work issues were resolved professionally and comfortably.

      Read Full Review
    Read All Reviews
    6 of 6 reviews are 5 stars
    1 new review for Web Development services
    $10,000 – $49,000 avg. project cost

    Reviewed 6 times in the past 6 months

    Recent reviews of Digis, a Fiverr company (NYSE: FVRR), reflect a consistently positive sentiment among clients. Clients praised their responsiveness, effective communication, and ability to meet project milestones. For instance, a CEO noted the quick onboarding of talent and achievement of beta milestones, while an Engineering Manager highlighted a 25% reduction in bug backlog due to Digis' support. Overall, clients reported satisfaction with timely deliverables and high-quality work, with no significant areas for improvement identified.
    Read 6 Recent Reviews
    5 of 5 JavaScript reviews are 5 stars
    2 new reviews for JavaScript in past 6 months
    $10,000 – $49,000 avg. project cost

    JavaScript Experience

    Client feedback on Digis's JavaScript services reflects a high level of satisfaction, with 95% of reviews being positive. Many clients praised the expertise of their developers, particularly in frontend and full-stack development, noting timely delivery and effective communication as key strengths. Specific feedback highlighted significant improvements in project efficiency and feature development. Additionally, clients appreciated the agency's ability to provide skilled engineers quickly, confirming Digis as a reliable partner in enhancing their software solutions.

    Read Most Recent Review

    Average Project Cost Breakdown

    $10,000 to $49,000 (24) $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

    Client feedback on Digis highlights a strong sentiment regarding cost-effectiveness and value for money. Many clients noted that Digis offered competitive pricing while delivering quality work, with comments like "pricing fit our budget" and "good value for cost". Clients appreciated the alignment of company values, effective communication, and timely delivery, suggesting a reliable partnership. Overall, Digis is perceived as a cost-effective solution that meets client expectations without compromising on quality.
    Read All Reviews
    View Profile Visit Website
  • SP Engineers OÜ Logotype

    Not yet reviewed

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

    Services provided

    15% Web Development
    30% IoT Development
    30% Mobile App Development +2
    20% Custom Software Development
    5% IT Strategy Consulting

    Focus Areas

    20% JavaScript
    20% Kotlin
    20% PHP +3
    20% Swift
    15% Python
    5% Java

    Established in 2014, SP Engineers OÜ is a small Tallinn, Estonia-based mobile app development firm. Their services include Mobile App Development and IoT development.

    Read more
    View Profile
  • Studyleague IT Solutions LLP Logotype

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

    Services provided

    10% Web Development
    45% Mobile App Development
    11% UX/UI Design +4
    10% E-Commerce Development
    10% Web Design
    8% Search Engine Optimization
    6% Social Media Marketing

    Focus Areas

    20% JavaScript
    30% PHP
    20% AJAX +2
    20% SQL
    10% Visual Basic

    Studyleague IT Solutions LLP provides Website Development, Web Design, and Online Development services. Reviews highlight their quality service, effective communication, and impressive project management. Clients appreciate their friendly staff and the high standard of deliverables, with no significant areas for improvement mentioned.

    See all 1 projects
    View Profile
  • Brigadoon Technology, LLC Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    40% Custom Software Development
    20% BI & Big Data Consulting & SI +1
    20% Enterprise App Modernization

    Focus Areas

    10% JavaScript
    20% SQL
    10% ASP.NET +6
    10% C#
    10% C++
    10% Java
    10% PHP
    10% Python
    10% XML

    Brigadoon Technology, LLC is a software development firm. Established in 2017, their team provides Custom Software Development and BI & big data consulting & SI.

    Read more
    View Profile

    • Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.

    Get My Matches
  • CERS Software Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    20% E-Commerce Development
    20% Mobile App Development +3
    20% Web Design
    10% Social Media Marketing
    10% UX/UI Design

    Focus Areas

    10% JavaScript
    20% ASP.NET
    15% C# +5
    15% PHP
    15% SQL
    10% Java
    10% XML
    5% Python

    Launched in 2009, CERS Software is an e-commerce development firm. The team specializes in E-Commerce Development and Mobile App Development.

    Read more
    View Profile
  • Ursa Digital Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    North Miami Beach, FL

    Services provided

    15% Web Development
    25% UX/UI Design
    20% E-Commerce Development +3
    15% Digital Strategy
    15% Search Engine Optimization
    10% Product Design

    Focus Areas

    15% JavaScript
    20% PHP
    15% AJAX +5
    15% C++
    10% Java
    10% Python
    10% Ruby
    5% SQL

    Ursa Digital, an user experience company, was launched in 2009. The agency specializes in UX/UI Design and E-Commerce Development.

    Read more
    View Profile
  • Wise Digital Group Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    40% Pay Per Click
    10% Content Marketing +4
    10% Conversion Optimization
    10% Digital Strategy
    10% Search Engine Optimization
    10% Social Media Marketing

    Focus Areas

    20% JavaScript
    40% PHP
    10% C++ +4
    10% Java
    10% Python
    5% C#
    5% SQL

    Wise Digital Group is a pay per click company. The team is located in Vancouver, Canada and Bolton, England, and their services include Pay Per Click and Content Marketing.

    Read more
    View Profile
  • widest digital media Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    25% Pay Per Click
    25% Web Design +6
    10% Search Engine Optimization
    6% E-Commerce Development
    4% Advertising
    4% Logo
    3% Branding
    3% Social Media Marketing

    Focus Areas

    10% JavaScript
    40% PHP
    20% Other programming & scripting languages +12
    10% SQL
    10% Visual Basic
    1% AJAX
    1% ASP.NET
    1% C#
    1% C++
    1% Ember.js
    1% Java
    1% Kotlin
    1% Redux
    1% Ruby
    1% XML

    PPC agency widest digital media was founded in 2020. The small team offers Pay Per Click and Web Design.

    Read more
    View Profile
  • Cellock Ltd Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    15% AI Development
    15% Custom Software Development +8
    15% IoT Development
    10% BI & Big Data Consulting & SI
    10% Mobile App Development
    5% AR/VR Development
    5% Cloud Consulting & SI
    5% E-Commerce Development
    5% IT Strategy Consulting
    5% Wearable App Development

    Focus Areas

    20% JavaScript
    20% C#
    20% Redux +3
    20% Typescript
    10% Python
    10% SQL

    Cellock Ltd is a custom software development firm located in Strovolos, Cyprus. Established in 2003, the team provides Custom Software Development and IoT development.

    Read more
    View Profile
  • ProtonBits Software Private Limited Logotype

    Not yet reviewed

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

    Services provided

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

    Focus Areas

    33% JavaScript
    34% PHP
    33% Ruby

    ProtonBits Software Private Limited is a web design company. The Ahmedabad, India-based company was founded in 2013. Their services include Web Design and Custom Software Development.

    Read more
    View Profile
  • mistiquedesigns Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    20% E-Commerce Development
    20% Mobile App Development +7
    10% Wearable App Development
    5% Application Management & Support
    5% Content Marketing
    5% Logo
    5% Social Media Marketing
    5% UX/UI Design
    5% Web Design

    Focus Areas

    30% JavaScript
    30% PHP
    25% Other programming & scripting languages +2
    10% SQL
    5% AJAX

    Mistiquedesigns is a web development firm. Their small team is located in Delhi, India. Their services include Web Development and Mobile App Development.

    Read more
    View Profile
  • Design States Logotype

    Design States

    Not yet reviewed

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

    Services provided

    10% Web Development
    12% Low/No Code Development
    10% Mobile App Development +21
    5% AI Development
    5% Application Management & Support
    5% Blockchain
    5% E-Commerce Development
    5% Logo
    4% Content Writing Services
    3% Back Office Outsourcing
    3% Branding
    3% Call Center Services
    3% Customer Service Outsourcing
    3% Digital Strategy
    3% ERP Consulting and SI
    3% Ecommerce Marketing
    3% Graphic Design
    3% Packaging Design
    3% Pay Per Click
    3% Search Engine Optimization
    3% Social Media Marketing
    1% Custom Software Development
    1% UX/UI Design
    1% Web Design

    Focus Areas

    15% JavaScript
    15% PHP
    15% Swift +8
    10% AJAX
    10% Ember.js
    10% SQL
    5% ASP
    5% ASP.NET
    5% HTML5
    5% Python
    5% Visual Basic

    In Edgware, England, Design States is a web development firm. Their services include Web Development and Mobile App Development.

    Read more
    View Profile
  • Indicus Software Logotype

    Not yet reviewed

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

    Services provided

    15% Web Development
    18% Web Design
    15% Custom Software Development +5
    15% IT Strategy Consulting
    12% E-Commerce Development
    10% AR/VR Development
    10% Mobile App Development
    5% AI Development

    Focus Areas

    16% JavaScript
    32% C#
    16% SQL +4
    15% AJAX
    11% ASP.NET
    5% HTML5
    5% PHP

    Indicus Software is a web design company. The Rivas-Vaciamadrid, Spain-based firm focuses on Web Design and IT strategy consulting.

    Read more
    View Profile
  • NatrajItsolutions Logotype

    Not yet reviewed

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

    Services provided

    30% Web Development
    25% Custom Software Development
    20% Web Design +3
    10% E-Commerce Development
    10% Social Media Marketing
    5% Graphic Design

    Focus Areas

    35% JavaScript
    20% SQL
    15% PHP +4
    10% HTML5
    10% Other programming & scripting languages
    5% Python
    5% Typescript

    NatrajItsolutions is a web development company. The Homebush, Australia-based firm was established in 2024. Their services include Web Development and Custom Software Development.

    Read more
    View Profile
  • magePoint Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    10% CRM Consulting and SI
    10% IT Strategy Consulting +12
    10% Mobile App Development
    10% Search Engine Optimization
    5% AI Development
    5% BI & Big Data Consulting & SI
    5% Back Office Outsourcing
    5% Contract Manufacturing
    5% E-Commerce Development
    5% Packaging Design
    5% Pay Per Click
    5% Social Media Marketing
    5% UX/UI Design
    5% Web Design

    Focus Areas

    20% JavaScript
    20% ASP
    20% PHP +3
    20% SQL
    10% AJAX
    10% XML

    MagePoint is a Faridabad, India-based CRM consulting and SI company. Their services include CRM consulting and SI and IT strategy consulting.

    Read more
    View Profile
  • Electric Pulp Logotype

    Not yet reviewed

    Undisclosed
    $150 - $199 / hr
    10 - 49
    Sioux Falls, SD

    Services provided

    30% Web Development
    30% E-Commerce Development
    30% Web Design +1
    10% Mobile App Development

    Focus Areas

    20% JavaScript
    50% PHP
    10% Perl +3
    10% SQL
    5% HTML5
    5% Typescript

    Electric Pulp is an e-commerce development firm. They are headquartered in Sioux Falls, South Dakota. Their team provides E-Commerce Development and Web Design.

    Read more
    View Profile
  • SocialEngine Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Gurugram, India

    Services provided

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

    Focus Areas

    30% JavaScript
    20% PHP
    15% Kotlin +4
    15% Swift
    10% SQL
    5% Java
    5% jquery

    Small software development company SocialEngine, is based in Gurugram, India. Their services include Custom Software Development and Web Development.

    Read more
    View Profile
  • BuzzPorte Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    50% Web Design
    10% Email Marketing +3
    10% Pay Per Click
    10% Search Engine Optimization
    10% Social Media Marketing

    Focus Areas

    100% JavaScript

    Established in 2015, BuzzPorte, a small web design agency, is headquartered in Lagos, Nigeria. Their services include Web Design and Email Marketing.

    Read more
    View Profile
  • Illusic Logotype

    Illusic

    Not yet reviewed

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

    Services provided

    30% Web Development
    30% UX/UI Design
    30% Web Design +1
    10% Search Engine Optimization

    Focus Areas

    30% JavaScript
    40% PHP
    30% SQL

    UX design agency Illusic was founded in 2016. The small team specializes in UX/UI Design and Web Design.

    Read more
    View Profile
  • Clack IT Logotype

    Not yet reviewed

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

    Services provided

    25% Web Development
    20% Mobile App Development
    20% UX/UI Design +3
    15% E-Commerce Development
    10% Application Testing
    10% Web Design

    Focus Areas

    10% JavaScript
    10% AJAX
    10% C +7
    10% C#
    10% C++
    10% Java
    10% PHP
    10% SQL
    10% Swift
    10% XML

    Clack IT is a web development firm located in Kyiv, Ukraine. Launched in 2018, the team focuses on Web Development and UX/UI Design.

    Read more
    View Profile
  • Everyview Creatives Logotype

    Not yet reviewed

    $1,000+
    Undisclosed
    2 - 9
    Uyo, Nigeria

    Services provided

    10% Web Development
    10% Graphic Design
    7% Digital Strategy +26
    7% Packaging Design
    7% Product Design
    7% Search Engine Optimization
    7% Social Media Marketing
    5% E-Commerce Development
    4% IT Strategy Consulting
    4% Other Digital Marketing
    3% Branding
    3% Business Consulting
    3% HR Consulting
    3% Public Relations
    2% Advertising
    2% Content Marketing
    2% Conversion Optimization
    2% Email Marketing
    2% Mobile App Development
    1% Affiliate Marketing
    1% Direct Marketing
    1% Event Marketing
    1% IT Managed Services
    1% Market Research
    1% Mobile & App Marketing
    1% Other Design
    1% Other Marketing
    1% Pay Per Click
    1% Print Design

    Focus Areas

    100% JavaScript

    Graphic design agency Everyview Creatives is in Uyo, Nigeria. They provide Graphic Design and Web Development and were launched in 2019.

    Read more
    View Profile
  • Intesol Logotype

    Intesol

    Not yet reviewed

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

    Services provided

    80% Web Development
    20% Other Application Development

    Focus Areas

    85% JavaScript
    15% Typescript

    Established in 2020, Intesol is a web development firm. The firm provides Web Development and Other Application Development, and is small.

    Read more
    View Profile
  • SaintCode Logotype

    SaintCode

    Not yet reviewed

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

    Services provided

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

    Focus Areas

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

    Based in Burnaby, Canada, SaintCode is a custom software development firm. They specialize in Custom Software Development and E-Commerce Development and were established in 2019.

    Read more
    View Profile
  • RoaSoftware Logotype

    5.0 1 review
    $5,000+
    $25 - $49 / hr
    2 - 9
    Bacău, Romania

    Services provided

    25% Web Development
    50% Custom Software Development
    25% E-Commerce Development

    Focus Areas

    35% JavaScript
    35% PHP
    15% Python +1
    15% Typescript

    RoaSoftware offers comprehensive services in Website Development, Web Design, and Web Programming. Clients consistently praise the company for its effective communication, timely delivery, and accurate fulfillment of project requirements. Notably, their work on creating a digital platform for invitations was highly satisfactory, showcasing their expertise in PHP Laravel and Vue.

    See all 1 projects
    View Profile
  • Codknox Logotype

    5.0 1 review
    $10,000+
    $25 - $49 / hr
    10 - 49
    New York, NY

    Services provided

    30% Web Development
    30% Mobile App Development
    10% Application Testing +3
    10% Custom Software Development
    10% E-Commerce Development
    10% Low/No Code Development

    Focus Areas

    20% JavaScript
    35% SQL
    25% Swift +2
    10% Objective C
    10% Visual Basic

    Codknox is a premier web and mobile app development company based in the USA | UAE | CA| AU | UK. We deliver solutions that drive seamless business growth, backed by robust factors that pave the way

    Read more
    See all 1 projects
    View Profile
  • The JRT Agency Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Farmington Hills, MI

    Services provided

    15% Web Development
    20% Mobile & App Marketing
    15% Branding +5
    15% Web Design
    10% BI & Big Data Consulting & SI
    10% Content Marketing
    10% Event Marketing
    5% UX/UI Design

    Focus Areas

    30% JavaScript
    30% Java
    15% AJAX +3
    15% SQL
    5% Other programming & scripting languages
    5% PHP

    The JRT Agency is a Mobile & App Marketing company. They were established in 1974 and provide Mobile & App Marketing and Branding.

    Read more
    View Profile
  • hyperz Logotype

    Not yet reviewed

    $10,000+
    $25 - $49 / hr
    10 - 49
    Las Condes, Chile

    Services provided

    20% Web Development
    20% Enterprise App Modernization
    15% IT Staff Augmentation +6
    14% Low/No Code Development
    10% Cloud Consulting & SI
    10% Mobile App Development
    5% IT Managed Services
    5% IT Strategy Consulting
    1% Custom Software Development

    Focus Areas

    30% JavaScript
    20% Java
    20% Typescript +4
    10% Apex
    10% SQL
    5% Other programming & scripting languages
    5% Python

    Hyperz, a web development company, is located in Las Condes, Chile. Their services include Web Development and Enterprise App Modernization.

    Read more
    View Profile
  • Maplr Logotype

    Not yet reviewed

    $50,000+
    $50 - $99 / hr
    50 - 249
    Montréal, Canada

    Services provided

    30% Web Development
    35% AI Development
    20% Custom Software Development +1
    15% IT Staff Augmentation

    Focus Areas

    15% JavaScript
    20% Kotlin
    20% Redux +4
    15% Typescript
    10% C#
    10% Java
    10% Python

    Maplr, an artificial intelligence development company, is in Montréal, Canada. The team provides Artificial Intelligence and Web Development.

    Read more
    View Profile
  • Glonthy Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    20% Advertising
    20% Application Management & Support +2
    20% Branding
    20% UX/UI Design

    Focus Areas

    30% JavaScript
    30% SQL
    30% Typescript +1
    10% C#

    Glonthy is an Advertising company. Their small team is based in Godoy Cruz, Argentina and offers Advertising and Branding. The firm was launched in 2022.

    Read more
    View Profile
  • Larasoft Logotype

    Not yet reviewed

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

    Services provided

    70% Web Development
    30% Web Design

    Focus Areas

    10% JavaScript
    40% PHP
    30% Swift +2
    10% Java
    10% SQL

    Headquartered in Ashford, England, Larasoft is a website development firm. They specialize in Web Development and Web Design.

    Read more
    View Profile
  • OA Softwares Logotype

    OA Softwares

    4.5 1 review
    $1,000+
    $25 - $49 / hr
    10 - 49

    Services provided

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

    Focus Areas

    35% JavaScript
    33% HTML5
    32% Typescript

    At OA Softwares, we help small and medium-sized businesses transform their digital performance through structured consulting, premium design, and full-scale development. We don’t just build

    Read more
    See all 1 projects
    View Profile
  • PlusLabs Logotype

    PlusLabs

    Not yet reviewed

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

    Services provided

    25% Web Development
    20% Web Design
    15% Branding +4
    15% E-Commerce Development
    10% Digital Strategy
    10% Low/No Code Development
    5% UX/UI Design

    Focus Areas

    30% JavaScript
    50% HTML5
    10% PHP +2
    5% Kotlin
    5% Redux

    Web design agency PlusLabs is located in Seoul, South Korea and New York, New York. They focus on Web Design and Web Development.

    Read more
    View Profile
  • Hexaexperts Logotype

    Not yet reviewed

    Undisclosed
    $25 - $49 / hr
    10 - 49
    London, England

    Services provided

    15% Web Development
    15% Custom Software Development
    10% API Development +10
    10% AR/VR Development
    10% Mobile App Development
    5% Application Management & Support
    5% Blockchain
    5% CRM Consulting and SI
    5% Cloud Consulting & SI
    5% IT Managed Services
    5% IT Strategy Consulting
    5% Other Application Development
    5% UX/UI Design

    Focus Areas

    40% JavaScript
    50% SQL
    10% C++

    Hexaexperts is a London, England-based software development firm. They offer Custom Software Development and Web Development and were launched in 2017.

    Read more
    View Profile
  • GAIA Coop Software Logotype

    Not yet reviewed

    $10,000+
    $25 - $49 / hr
    10 - 49
    Villa La Angostura, Argentina

    Services provided

    25% Web Development
    25% Application Testing
    25% Mobile App Development +2
    15% Custom Software Development
    10% AR/VR Development

    Focus Areas

    37% JavaScript
    26% Python
    15% Elixir +2
    11% Redux
    11% Rust

    Web development firm GAIA Coop Software is headquartered in Villa La Angostura, Argentina and Quilmes, Argentina. Their services include Web Development and Mobile App Development.

    Read more
    View Profile
  • DigitalSphere Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    20% Custom Software Development
    20% Mobile App Development +3
    15% E-Commerce Development
    15% IT Strategy Consulting
    10% Graphic Design

    Focus Areas

    15% JavaScript
    15% Java
    15% Kotlin +4
    15% PHP
    15% Python
    15% Swift
    10% HTML5

    DigitalSphere is a Gliwice, Poland-based software development company. They focus on Custom Software Development and Web Development and were established in 2010.

    Read more
    View Profile
  • Explore And Do Technologies Logotype

    Not yet reviewed

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

    Services provided

    25% Web Development
    10% Custom Software Development
    10% E-Commerce Development +6
    10% Graphic Design
    10% Mobile App Development
    10% Other Application Development
    10% UX/UI Design
    10% Web Design
    5% Wearable App Development

    Focus Areas

    10% JavaScript
    10% C#
    10% C++ +8
    10% Java
    10% Kotlin
    10% PHP
    10% Python
    10% Ruby
    10% SQL
    5% Other programming & scripting languages
    5% Swift

    Explore And Do Technologies, a web development firm, is based in Waterford, Connecticut. Their services include Web Development and Web Design.

    Read more
    View Profile
  • Webosta Logotype

    Not yet reviewed

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

    Services provided

    16% Web Development
    17% E-Commerce Development
    15% Custom Software Development +9
    15% Mobile App Development
    15% Web Design
    10% Graphic Design
    2% Corporate Photography
    2% IT Managed Services
    2% Logo
    2% Packaging Design
    2% Print Design
    2% UX/UI Design

    Focus Areas

    50% JavaScript
    30% PHP
    20% Other programming & scripting languages

    Webosta is an e-commerce development company. Founded in 2017, the company focuses on E-Commerce Development and Web Development.

    Read more
    View Profile
  • s.p. Digital Logotype

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

    Services provided

    15% Web Development
    15% Custom Software Development
    10% Branding +6
    10% Cloud Consulting & SI
    10% Content Marketing
    10% E-Commerce Development
    10% Search Engine Optimization
    10% Social Media Marketing
    10% Web Design

    Focus Areas

    20% JavaScript
    25% PHP
    15% XML +5
    10% AJAX
    10% SQL
    10% Typescript
    5% HTML5
    5% Other programming & scripting languages

    s.p. Digital offers branding and web development services, including creating a strong brand identity and a professional online presence optimized for search engines. Reviews highlight their timely delivery, excellent communication, and high-quality results that exceed expectations. Clients appreciate the team's professionalism, smooth project management, and significant increases in brand awareness and website traffic.

    See all 1 projects
    View Profile
  • Sillyweb Logotype

    Sillyweb

    Not yet reviewed

    Undisclosed
    < $25 / hr
    Freelancer

    Services provided

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

    Focus Areas

    10% JavaScript
    10% Ember.js
    10% Kotlin +7
    10% Other programming & scripting languages
    10% PHP
    10% Perl
    10% Python
    10% Redux
    10% Swift
    10% UnrealScript

    Sillyweb is a website development firm based in Calgary, Canada. The team offers Web Development and Web Design.

    Read more
    View Profile
  • Thewebgates Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    10 - 49
    New York, NY

    Services provided

    39% Web Development
    61% Blockchain

    Focus Areas

    28% JavaScript
    22% Python
    20% Kotlin +2
    20% SQL
    10% Swift

    In New York, New York, Thewebgates is a Blockchain company. Established in 2007, the team offers Blockchain and Web Development.

    Read more
    View Profile
  • TopNotch Innovative Technologies Logotype

    TopNotch Innovative Technologies

    Not yet reviewed

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

    Services provided

    35% Web Development
    40% Web Design
    25% Mobile App Development

    Focus Areas

    20% JavaScript
    30% ASP.NET
    30% PHP +2
    10% AJAX
    10% C++

    TopNotch Innovative Technologies is a web design company. Established in 2011, the team provides Web Design and Web Development. The agency is in.

    Read more
    View Profile
  • New Power Host Ltd Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    20% IT Strategy Consulting
    20% Other IT Consulting and SI +2
    20% UX/UI Design
    20% Web Design

    Focus Areas

    35% JavaScript
    40% PHP
    20% SQL +1
    5% XML

    New Power Host Ltd is an UX agency. Their small team is based in London, England. Their team provides UX/UI Design and IT strategy consulting.

    Read more
    View Profile
  • Cadence Labs Logotype

    Not yet reviewed

    $10,000+
    $100 - $149 / hr
    10 - 49
    Boulder, CO

    Services provided

    35% Web Development
    35% Custom Software Development
    20% E-Commerce Development +1
    10% Mobile App Development

    Focus Areas

    20% JavaScript
    70% PHP
    10% SQL

    Launched in 2014, Cadence Labs is a software development firm. Their services include Custom Software Development and Web Development.

    Read more
    View Profile
  • AntStack Technologies Pvt Ltd Logotype

    Not yet reviewed

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

    Services provided

    30% Web Development
    30% Custom Software Development
    10% Cloud Consulting & SI +3
    10% E-Commerce Development
    10% Mobile App Development
    10% Other Application Development

    Focus Areas

    25% JavaScript
    25% Go
    25% Other programming & scripting languages +1
    25% Python

    AntStack Technologies Pvt Ltd is a custom software development firm. Their team is headquartered in Bengaluru, India and focuses on Custom Software Development and Web Development.

    Read more
    View Profile
  • Featherwebs Logotype

    Not yet reviewed

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

    Services provided

    25% Web Development
    40% Custom Software Development
    15% UX/UI Design +2
    10% E-Commerce Development
    10% Mobile App Development

    Focus Areas

    30% JavaScript
    40% PHP
    20% Python +1
    10% Typescript

    Featherwebs is a software development firm. Headquartered in Lalitpur, Nepal, the team offers Custom Software Development and Web Development.

    Read more

    More responsive than most other service providers

    Featherwebs is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
    Get in Touch
    View Profile
  • W11K GmbH Logotype

    Not yet reviewed

    $25,000+
    $100 - $149 / hr
    10 - 49
    Esslingen am Neckar, Germany

    Services provided

    45% Web Development
    45% Custom Software Development
    5% UX/UI Design +1
    5% Web Design

    Focus Areas

    10% JavaScript
    25% Typescript
    15% HTML5 +4
    15% Java
    15% Kotlin
    10% Python
    10% Scala

    W11K GmbH is a software development firm. Located in Esslingen am Neckar, Germany, the company was founded in 2001. Their team offers Custom Software Development and Web Development.

    Read more
    View Profile
  • Dominguez Marketing LLC Logotype

    Not yet reviewed

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

    Services provided

    15% Web Development
    15% Content Marketing
    15% Pay Per Click +4
    15% Search Engine Optimization
    15% Social Media Marketing
    15% Web Design
    10% Graphic Design

    Focus Areas

    20% JavaScript
    20% Java
    20% PHP +2
    20% SQL
    20% XML

    Dominguez Marketing LLC is a Content Marketing company based in Kenmore, New York. Their services include Content Marketing and Pay Per Click.

    Read more
    View Profile
  • Soft Valley Logotype

    Not yet reviewed

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

    Services provided

    10% Web Development
    10% API Development
    10% Application Management & Support +7
    10% Application Testing
    10% Custom Software Development
    10% DevOps Managed Services
    10% E-Commerce Development
    10% Enterprise App Modernization
    10% Mobile App Development
    10% Other Application Development

    Focus Areas

    15% JavaScript
    15% PHP
    15% SQL +7
    10% AJAX
    10% Kotlin
    10% Python
    10% Swift
    5% Go
    5% HTML5
    5% Redux

    Soft Valley, a custom software development firm, was founded in 2020. The team provides Custom Software Development and Web Development.

    Read more
    View Profile
  • Heliconia Solutions Pvt. Ltd Logotype

    Not yet reviewed

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

    Services provided

    15% Web Development
    25% ERP Consulting and SI
    20% E-Commerce Development +3
    15% Custom Software Development
    15% IT Staff Augmentation
    10% Mobile App Development

    Focus Areas

    30% JavaScript
    30% Python
    20% SQL +3
    10% PHP
    5% Other programming & scripting languages
    5% Typescript

    ERP consulting and SI company Heliconia Solutions Pvt. Ltd provides ERP consulting and SI and E-Commerce Development. They were launched in 2018.

    Read more
    View Profile
  • SiteNative Logotype

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

    Services provided

    35% Web Development
    30% E-Commerce Development
    15% Search Engine Optimization +2
    10% Branding
    10% Social Media Marketing

    Focus Areas

    15% JavaScript
    30% PHP
    25% AJAX +2
    15% Python
    15% SQL

    SiteNative specializes in SEO services, web design, API development, and eCommerce solutions. Clients acclaim their exceptional professionalism, dedication, and cost-efficiency. They have successfully enhanced online visibility and developed intricate eCommerce integrations, consistently delivering projects on time while maintaining clear communication and attention to detail.

    See all 3 projects
    View Profile
  • Swift Digital Technology Solutions Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    250 - 999
    Nasarawa, Nigeria

    Services provided

    15% Web Development
    20% IT Managed Services
    15% Cybersecurity +4
    15% E-Commerce Development
    15% Low/No Code Development
    10% Custom Software Development
    10% Mobile App Development

    Focus Areas

    10% JavaScript
    30% Python
    15% AJAX +4
    15% PHP
    15% SQL
    10% Ruby
    5% Swift

    Swift Digital Technology Solutions is a website development company. The team specializes in Web Development and IT managed services, and the company is headquartered in Nasarawa, Nigeria.

    Read more
    View Profile

Tell us what you need — we’ll match you with top agencies in minutes.

Get My Matches
tracking image

Why Trust Clutch

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.

Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.

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 The Software House
5 ATEAM SOFT SOLUTIONS
6 Airdev
7 Xmartlabs
8 Softonix
9 Toptal
10 Lizard Global
11 INOXOFT
12 PopArt Studio
13 GeekyAnts
14 SpdLoad
15 Brainium Information Technologies

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

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

    Service focus

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

    The Software House

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

    Ability to deliver

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

    Service focus

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

    ATEAM SOFT SOLUTIONS

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

    Ability to deliver

    38.1/40.0
    18.8/20 Reviews
    10/10 Clients & Experience
    9.3/10 Market Presence

    Service focus

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

    Airdev

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

    Ability to deliver

    39.1/40.0
    19.8/20 Reviews
    9.6/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

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

    Xmartlabs

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

    Ability to deliver

    39.5/40.0
    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
  8. Softonix Logotype

    Softonix

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

    Ability to deliver

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

    Service focus

    70% Web Development
    50% JavaScript
    30% Other
    View Profile Visit Website
  9. Toptal Logotype

    Toptal

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

    Ability to deliver

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

    Service focus

    15% Web Development
    25% JavaScript
    85% Other
    View Profile Visit Website
  10. 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
  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. SpdLoad Logotype

    SpdLoad

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

    Ability to deliver

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

    Service focus

    45% Web Development
    50% JavaScript
    55% Other
    View Profile Visit Website
  15. 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
  16. HTMLPanda Logotype

    HTMLPanda

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

    Ability to deliver

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

    Service focus

    40% Web Development
    35% JavaScript
    60% Other
    View Profile Visit Website
  17. Sigma Software Group Logotype

    Sigma Software Group

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

    Ability to deliver

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

    Service focus

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

    Incora

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

    Ability to deliver

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

    Service focus

    40% Web Development
    50% JavaScript
    60% Other
    View Profile Visit Website
  20. Techuz InfoWeb Pvt. Ltd. Logotype

    Techuz InfoWeb Pvt. Ltd.

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

    Ability to deliver

    36.4/40.0
    16.8/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    60% Web Development
    45% JavaScript
    40% Other
    View Profile Visit Website
  21. WPWeb Infotech Logotype

    WPWeb Infotech

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

    Ability to deliver

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

    Service focus

    65% Web Development
    20% JavaScript
    35% Other
    View Profile Visit Website
  22. Human Made Logotype

    Human Made

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

    Ability to deliver

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

    Service focus

    100% Web Development
    30% JavaScript
    View Profile Visit Website
  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. Experion Technologies Logotype

    Experion Technologies

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

    Ability to deliver

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

    Service focus

    20% Web Development
    25% JavaScript
    80% 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. Blazity Logotype

    Blazity

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

    Ability to deliver

    37.5/40.0
    18.4/20 Reviews
    10/10 Clients & Experience
    9.2/10 Market Presence

    Service focus

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

    XWP

    $50,000+
    $150 - $199 / hr
    50 - 249
    Chelsea, Australia

    Ability to deliver

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

    Service focus

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

    Probey Services

    $1,000+
    < $25 / hr
    1,000 - 9,999
    London, England

    Ability to deliver

    36.5/40.0
    19.2/20 Reviews
    9.3/10 Clients & Experience
    8/10 Market Presence

    Service focus

    20% Web Development
    25% JavaScript
    80% 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
    View Profile Visit Website
  30. Oshyn Logotype

    Oshyn

    $25,000+
    $100 - $149 / hr
    50 - 249
    Long Beach, CA

    Ability to deliver

    36.2/40.0
    18.2/20 Reviews
    10/10 Clients & Experience
    8/10 Market Presence

    Service focus

    100% Web Development
    40% JavaScript
    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.

Similar Categories

Related Services

Web Developers Software Developers Mobile App Development eCommerce Artificial Intelligence Blockchain AR/VR IoT Ruby on Rails

Locations Near You

Web Development in Columbus Web Development in Grandview Heights Web Development in Upper Arlington Web Development in Lincoln Village Web Development in Grove City Web Development in Galloway Web Development in Hilliard Web Development in Dublin Web Development in Orient
View More

Get matched with the 5 best-fit agencies for your project—in 4 minutes or less.