Top 100 JavaScript Development Companies in San Francisco

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Top 100 JavaScript Development Companies in San Francisco

December 2022

Looking for a top JavaScript developer in San Francisco?

If you're hiring a JavaScript developer to help you build or update a website that's responsive and interactive, consider the pros and cons of JavaScript as a programming language. Advantages include its speed because it's executed on the client-side; reduction in server load; and diverse functionality. 

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List of the Best San Francisco JavaScript Developers

  • 91
    • $10,000+
    • 50 - 249 employees
    • Palo Alto, CA

    Datamart is a software development company launched in 2011. Their midsize team is in Palo Alto, California; Stockholm, Sweden; L'viv, Ukraine and Viernheim, Germany. The company provides custom software development, web development, ux/ui design, mobile app development, and more.

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  • 92
    • $5,000+
    • 10 - 49 employees
    • Mountain View, CA

    Commit Studio is a custom software development company. Founded in 2015, the team provides custom software development, web development, mobile app development, IoT development, and more. Their small agency is Montevideo, Uruguay-based.

    Industries

    Notable Project

    Commit Studio developed an interactive multimedia gallery for an automated web performance provider. The project was made using JavaScript and other frameworks.

    "Their greatest strength has been their attitude when faced with challenges — they always move forward."

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  • 93
    • $5,000+
    • 250 - 999 employees
    • Sunnyvale, CA
    Fission Labs is a custom software development company. Established in 2008, the midsize company is in Sunnyvale, India and Hyderabad, India. Their services include custom software development, mobile app development, application testing, and web development.

    Industries

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  • 94
    • Undisclosed
    • 2 - 9 employees
    • Walnut Creek, CA
    Launched in 2012, Miller Media - Walnut Creek is a software development company. The small team offers custom software development, web development, cloud consulting & SI, e-commerce development, and more. The firm is headquartered in Walnut Creek, California.
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  • 95
    • $5,000+
    • 10 - 49 employees
    • Walnut Creek, CA
    Cros Apps is a mobile app development company launched in 2019. The small Walnut Creek, California-based team focuses on mobile app development, custom software development, web development, e-commerce development, and more.
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  • 96

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    • Undisclosed
    • 2 - 9 employees
    • Walnut Creek,
    Somethumb Web Design and Development is a website development firm based in Walnut Creek, California. Launched in 2003, the small team provides web development, search engine optimization, social media marketing, direct marketing, and more.
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  • 97
    • $1,000+
    • 10 - 49 employees
    • Fremont, CA
    Located in Fremont, California, Team247 Inc. Is a small software development firm. They offer custom software development, enterprise app modernization, e-commerce development, mobile app development, and more and were founded in 2016.

    Industries

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  • 98
    • Undisclosed
    • 10 - 49 employees
    • Pleasanton, CA
    Established in 2014, XTENDLY is a web development firm. In Pleasanton, California, their small team specializes in web development, mobile app development, branding, search engine optimization, and more.
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  • 99
    • $10,000+
    • 10 - 49 employees
    • Mountain View,
    Established in 2020, Koalesce Designs is a small UX company. Their services include ux/ui design, mobile app development, web development, custom software development, and more. The firm is located in Mountain View, California.

    Industries

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  • 100
    • $1,000+
    • 10 - 49 employees
    • San Ramon, CA
    FRAXNET.COM is a small ERP consulting and SI company located in Dubai, United Arab Emirates; Amman, Jordan and San Ramon, California. Launched in 2003, the team focuses on ERP consulting and SI, IT strategy consulting, web development, CRM consulting and SI, and more.

    Industries

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  • 101
    • $50,000+
    • 10 - 49 employees
    • Livermore,
    Nyentek is a website development firm. They are based in Livermore, California and have a small team. Their services include web development, mobile app development, and ux/ui design. The firm was founded in 2014.

    Industries

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  • 102
    • Undisclosed
    • 1,000 - 9,999 employees
    • San Jose, CA
    Critical Mass is a web design agency. Their midsize team is located in Calgary, Canada; London, United Kingdom; New York, New York and Chicago, Illinois. The firm focuses on web design, ux/ui design, digital strategy, e-commerce development, and more. The firm was established in 1996.

    Industries

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  • 103
    • $5,000+
    • 50 - 249 employees
    • Los Altos,
    Brown Deck Innovations is a custom software development company. Established in 2011, the company is located in Los Altos, California. The midsize team provides custom software development, mobile app development, web development, ux/ui design, and more.
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  • 104
    • Scheduling

      4.0
    • Quality

      4.0
    • Cost

      4.0
    • NPS

      5.0
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    • $10,000+
    • 2 - 9 employees
    • San Jose, CA
    Headquartered in Santa Clara, California, Second Crew is a web design agency. The small team offers web design, conversion optimization, and pay per click. The company was established in 2014.

    Clients

    • Keep Grazin
    • THRIVE AGRIFOOD

    Industries

    Notable Project

    Second Crew created content and designed a Shopify platform for a grass-fed snacks company. They sent tutorial videos and offered future support in case they had issues.

    "They gave us a beautiful site that has all the Shopify integration our team required."

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  • 105
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
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    • $5,000+
    • 10 - 49 employees
    • San Jose,

    Grayphite is a small web development company. Located in San Jose, California, the firm was established in 2018. Their services include web development, custom software development, mobile app development, e-commerce development, and more.

    Industries

    Notable Project

    Grayphite has created a website system for a website company. This platform is expected to build and scale websites.

    "This team is able to collaborate well with us to solve some of our business problems and challenges."

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  • 106
    • Scheduling

      4.2
    • Quality

      4.9
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • San Jose,

    Based in San Jose, California, E8 Labs is a mobile app development company. The company provides mobile app development, custom software development, web development, e-commerce development, and more and is small.The company was founded in 2017.

    Clients

    • Enlightened Meditation
    • Braver Hospitality
    • SUK Market
    • Multi-Fitz

    Industries

    Notable Project

    An agricultural company hired E8 Labs to design and develop a location-based seed marketplace app for iOS. The team has developed the app's seller, buyer, and admin sides as well as an accompanying website.

    “I’m most impressed with how much E8 Labs delved into the project.”

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  • 107
    • $5,000+
    • 10 - 49 employees
    • Santa Clara,
    Tas Technologies, a custom software development firm, is headquartered in Toronto, Canada. Founded in 1996, the small team focuses on custom software development, e-commerce development, mobile app development, web development, and more.
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  • 108
    • Undisclosed
    • 250 - 999 employees
    • San Jose, CA
    InfoStride is a San Jose, California-based human resources agency. The midsize team focuses on HR services, mobile app development, web development, web design, and more. The agency was established in 2015.

    Industries

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  • 109
    • Undisclosed
    • 10 - 49 employees
    • Antioch,
    365 Days On is an IT managed services company launched in 2015. The small Antioch, California-based team focuses on IT managed services, web development, mobile app development, and search engine optimization.
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  • 110
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 2 - 9 employees
    • San Jose, CA

    SEMbyotic is a digital marking agency located in San Jose, California. Founded in 2014, it has less than 10 employees that specialize in web design, web development, SEO, PPC, and digital strategy. 

    Clients

    • QuikCase
    • Erospike
    • Ambarella
    • Cadence

    Notable Project

    Deployed to assist a marketing consultant, SEMbyotic worked on several web design and development projects, some of which were from scratch. They used WordPress, Drupal and custom databases.

    "I continue to use and recommend SEMbyotic with my clients."

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  • 111
    • Scheduling

      4.5
    • Quality

      4.7
    • Cost

      5.0
    • NPS

      4.7
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 10 - 49 employees
    • San Jose, CA
    6irdView is an enterprise app modernization company launched in 2019. Their small team is headquartered in San Jose, California. The agency offers enterprise app modernization, mobile app development, web development, ux/ui design, and more.

    Industries

    Notable Project

    A boutique software development agency partnered with 6irdview for iOS app development. They built an app that converted scan pages into audio using TTS SDK to make older books accessible in audio form.

    "The team was flexible and met deadlines."

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  • 112
    • $5,000+
    • 10 - 49 employees
    • San Jose,
    Located in San Jose, California, JRM Web Marketing is a website development company. The firm specializes in web development, web design, and e-commerce development and is small.The firm was founded in 2014.

    Industries

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  • 113
    • $1,000+
    • 50 - 249 employees
    • San Jose,
    June Spring Multimedia, a graphic design company, was established in 2013. The firm specializes in graphic design, mobile app development, web development, social media marketing, and more and has a midsize team.

    Industries

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  • 114
    • $5,000+
    • 2 - 9 employees
    • San Jose, CA
    Bit Riot is a website development company. They specialize in web development, ux/ui design, logo, web design, and more and were founded in 2015. Their small team is in San Jose, California.
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  • 115
    • $5,000+
    • 10 - 49 employees
    • San Jose, CA

    Evergreen Software Co. Is a branding company. The San Jose, California-based firm was established in 2004. The small team provides branding, e-commerce development, search engine optimization, social media marketing, and more.

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  • 116
    • $1,000+
    • 2 - 9 employees
    • San Jose, CA
    UI Motion by 3 Elements Design, Inc. Is an user experience design agency founded in 2016. Headquartered in Austin, Texas, their small team offers ux/ui design, web design, product design, and graphic design.

    Notable Project

    UI Motion by 3 Elements Design, Inc. evaluated and redesigned a portion of the machine learning platform's particular UI/UX.

    "Jason has great design talent and also has the ability to execute and communicate well."

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  • 117
    • $5,000+
    • 10 - 49 employees
    • Santa Rosa,
    West County Net, a SEO company, was launched in 1994. The firm offers search engine optimization, web development, digital strategy, web design, and more and has a small team.

    Industries

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  • 118
    • $5,000+
    • 2 - 9 employees
    • Sebastopol, CA

    1stWave Interactive is a development firm in Sebastopol, Calif., that was founded in 2010. 1stWave Interactive is a small practice with fewer than ten employees who specialize in web development, mobile app development, UI/UX design, branding, and graphic design.  

    Clients

    • Best Buy
    • HP
    • eBay
    • Match.com

    Notable Project

    A company hired 1stWave Interactive to create an app for social content creation. The app allows celebrities and influencers to view articles and stories that apply to their interests and brand and post those URLs with comments to social media.

     

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  • 119
    • Undisclosed
    • 10 - 49 employees
    • Daly City, CA
    Vitapoly is a Daly City, California-based mobile app development company and web development firm. The small firm was established in 2009. Their services include mobile app development and web development.
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  • 120
    • Undisclosed
    • 10 - 49 employees
    • Palo Alto,
    In Palo Alto, California, AirFleet is a small web development firm. The team focuses on web development, web design, mobile app development, and search engine optimization.
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