Top 100 JavaScript Development Companies in San Francisco

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Top 100 JavaScript Development Companies in San Francisco

March 2023

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. 

List of the Best San Francisco JavaScript Developers

  • 61
    • $5,000+
    • 2 - 9 employees
    • Oakland, CA
    Branding firm Wellington Studio was founded in 2016. The small Oakland, California-based team focuses on branding, graphic design, web design, logo, and more.

    Industries

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  • 62
    • $5,000+
    • 10 - 49 employees
    • San Francisco, CA
    Design Yard, a small e-commerce development firm, is headquartered in San Francisco, California. They specialize in e-commerce development, web development, mobile app development, ux/ui design, and more and were established in 2018.

    Industries

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  • 63
    • Undisclosed
    • 50 - 249 employees
    • San Francisco, CA

    Scalable Path is a. The midsize team offers. The firm was established in 2010.

    Clients

    • Gensler
    • Huffington Post
    • Qualtrics
    • AOL

    Industries

    Notable Project

    Scalable Path was hired by an investment recommendation service to help with developing a website for their financial information. The goal was to make the information easier to absorb for the end-users.

    "I trust them."

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  • 64
    • $10,000+
    • 2 - 9 employees
    • San Francisco, CA
    UI Flow, a software development company, is in San Francisco, California. The small team focuses on custom software development, enterprise app modernization, and web development. The firm was founded in 2020.

    Industries

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  • 65
    • $5,000+
    • 2 - 9 employees
    • San Bruno, CA
    Oldmann is an user experience design company founded in 2019. The small San Bruno, California-based team specializes in ux/ui design, mobile app development, web design, e-commerce development, and more.

    Industries

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  • 66
    • $1,000+
    • 2 - 9 employees
    • San Francisco, CA
    Headquartered in San Francisco, California and Lahore, Pakistan, Cozmot Inc is a website development firm. The small company was founded in 2018. Their services include web development, e-commerce development, application management & support, CRM consulting and SI, and more.

    Industries

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  • 67
    • Scheduling

      5.0
    • Quality

      4.8
    • Cost

      4.8
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 10 - 49 employees
    • San Francisco, CA
    Skillforte, a custom software development firm, was founded in 2020. Located in Islamabad, Pakistan; Tallinn, Estonia and San Francisco, California, their small team specializes in custom software development, mobile app development, web development, e-commerce development, and more.

    Industries

    Notable Project

    Skillforte developed an agriculture fintech company's online app, admin portal, and analytics dashboard using AWS and Node.js. They also developed portals that monitor and manage the platform's performance.

    "Their team was always very accessible which made things easier for us as clients."

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  • 68
    • $10,000+
    • 10 - 49 employees
    • Berkeley, CA
    DeCodinate Inc is an application development company in Berkeley, California and Pune, India. The small agency was founded in 2017. Their services include mobile app development, web development, BI & big data consulting & SI, and cloud consulting & SI.

    Industries

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  • 69
    • Undisclosed
    • 10 - 49 employees
    • San Francisco, CA
    Langtech is a web development company. Founded in 1987, the company is in San Francisco, California. The small team specializes in web development, custom software development, and CRM consulting and SI.

    Industries

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  • 70
    • $10,000+
    • 2 - 9 employees
    • Alameda, CA
    Entexture is a custom software development firm. Launched in 2017, the small company is in Alameda, California. Their services include custom software development, IoT development, enterprise app modernization, web development, and more.

    Industries

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  • 71
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.5
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 10 - 49 employees
    • San Francisco, CA

    Remote Club is a full-service digital agency founded in San Francisco in 2016 with more than 10 employees. They provide digital strategy, web development, and PPC solutions to clients ranging from small startups to large firms.

    Clients

    • Robert Half International

    Industries

    Notable Project

    Remote Club developed a web app for an international freight forwarder. The forwarder wanted a web app to facilitate quoting without the use of emails. The app has resulted in fewer clients requesting quotes through email.

    “I could always pick up the phone and speak to them.” - Senior Recruiter, International Freight Forwarder

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  • 72
    • $1,000+
    • 2 - 9 employees
    • El Sobrante, CA
    Nerd Crossing is an IT managed services company headquartered in Walnut Creek, California and El Sobrante, California. The small company was founded in 2010. Their team focuses on IT managed services, cybersecurity, IT strategy consulting, web design, and more.

    Industries

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  • 73
    • Scheduling

      4.8
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 2 - 9 employees
    • Berkeley, CA

    NRGsurf is a software development company. They specialize in custom software development, web development, mobile app development, IoT development, and more and were founded in 2019. The agency is based in Hallbergmoos, Germany.

    Industries

    Notable Project

    NRGsurf built a web-based app that helps students find various transportation routes on a map for an international school. They have integrated Google Maps into the app to easily locate the students' addresses.

    "They anticipated that our transport department is not tech-savvy, where they provided easy to follow user guidelines."

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  • 74
    • $5,000+
    • 50 - 249 employees
    • San Mateo, CA
    STPL IT Solutions, a web design company, was launched in 2004. Their midsize team is in San Mateo, California and Lucknow, India and provides web design, ux/ui design, architectural design, custom software development, and more.

    Industries

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  • 75
    • Scheduling

      4.5
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 50 - 249 employees
    • Concord, CA
    Dibutech is a software development firm. The midsize Concord, California-based team provides custom software development and web development. The firm was launched in 2018.

    Industries

    Notable Project

    Dibutech has designed and developed a healthtech firm's web platform that allows no-code customizations. They've also built applications for electronic health records and revenue cycle management.

    "Everything has been delivered on time, with minimum supervision and high quality."

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  • 76
    • $10,000+
    • 10 - 49 employees
    • Dublin, CA

    Pravaah Consulting Inc is an e-commerce development firm launched in 2019. Their small team is located in Dublin, California and offers e-commerce development, custom software development, web development, mobile app development, and more.

    Industries

    Notable Project

    A marketing company hired Pravaah Consulting Inc to develop a website supporting their main product launch. The team was also tasked with integrating SEO tools into the site and handling social media campaigns.

    "Pravaah is a solid company of professionals, well-versed in the digital needs that companies are growing rapidly into."

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  • 78
    • $10,000+
    • 2 - 9 employees
    • San Francisco, CA
    Get It Built is a small San Francisco, California-based app development firm. They specialize in mobile app development, web development, ux/ui design, and IT strategy consulting and were launched in 2017.
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  • 79
    • $10,000+
    • 50 - 249 employees
    • Fremont, CA

    Headquartered in Fremont, California and Gurugram, India, Radiansys is a software development firm. The midsize team focuses on custom software development, ux/ui design, cloud consulting & SI, mobile app development, and more. The firm was established in 2007.

    Industries

    Notable Project

    Radiansys Inc has provided development services to an LED displays manufacturer. They’ve rebuilt the client’s site using WordPress and developed a mobile app for iOS and Android, which they’ve linked to the site.

    “Overall, Radiansys Inc is cheaper, more agile, and more efficient than their competitors.”

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  • 80
    • $10,000+
    • 50 - 249 employees
    • San Francisco, CA
    Celerative is an UX design company based in San Francisco, California and La Plata, Argentina. The firm provides ux/ui design, Artificial Intelligence, AR/VR development, mobile app development, and more and has a midsize team.The firm was launched in 2015.
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  • 81
    • Scheduling

      4.7
    • Quality

      5.0
    • Cost

      4.7
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 10 - 49 employees
    • Palo Alto, CA

    Launched in 2019, Koderspedia is a custom software development company. The midsize Palo Alto, California-based team specializes in custom software development, web development, mobile app development, e-commerce development, and more.

    Industries

    Notable Project

    Koderspedia is developing a WordPress website for a mental health organization operating in the entertainment and media industries from scratch. The client works with one teammate from Koderspedia. 

    “Koderspedia knows exactly what they’re doing and delivers to my requirements.”

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  • 82
    • $5,000+
    • Freelancer employees
    • San Francisco, CA
    SiteAppy LLC, an enterprise app modernization company, is headquartered in San Francisco, California. The small team offers enterprise app modernization, custom software development, ux/ui design, e-commerce development, and more. The firm was founded in 2014.

    Industries

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  • 83
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 50 - 249 employees
    • Newark, CA

    DevBatch is an IT company founded in 2010. Located in Lahore, Pakistan, they have a team of 118 employees. Their services include mobile app development, custom software development, web development, and SEO. They primarily serve small business and midmarket clients. 

    Clients

    • Enlivened
    • Inspa
    • Seeloz
    • Bizee

    Industries

    Notable Project

    DevBatch provided solutions for three projects. They created custom software and did QA on the first, built a custom e-commerce store and did SEO on the second, and developed an application solution for a component on the third.

    “Their ability to understand what a customer really wants is impressive.”

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  • 84
    • $1,000+
    • 2 - 9 employees
    • San Francisco, CA
    SuperHero IT Solutions, an IT managed services company, is based in San Francisco, California. The agency focuses on IT managed services, web design, IT strategy consulting, web development, and more and has a small team.The agency was launched in 2018.

    Industries

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  • 85
    • Scheduling

      4.8
    • Quality

      5.0
    • Cost

      4.8
    • NPS

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

    Cloud consulting & SI company Initialyze was established in 2015. The small San Ramon, California-based team offers cloud consulting & SI, web design, ux/ui design, architectural design, and more.

    Industries

    Notable Project

    Initialyze provides business consulting and technology services to clients to accelerate their time to value. They help with digital strategy, quality assurance, platform engineering, UX, and personalization.

    “They’ve implemented our software so well that clients have come back to procure additional software.”

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  • 86
    • $1,000+
    • 250 - 999 employees
    • San Francisco, CA
    Established in 2019, ShopBase is a market research company. The company offers market research, email marketing, mobile & app marketing, web design, and more and has a midsize team.

    Industries

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  • 87
    • Undisclosed
    • 2 - 9 employees
    • San Francisco, CA
    Resource Fast is a non-voice bpo/back office services company established in 2018. Their small team is headquartered in San Francisco, California. Their services include non-voice bpo/back office services, voice services, finance & accounting outsourcing (FAO), and web development.
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  • 88
    • $25,000+
    • 10 - 49 employees
    • San Ramon, CA

    Moonstone Interactive is a digital agency based in San Ramon, CA. Founded in 1996, Moonstone Interactive's team has grown to more than 10 employees. The digital agency provides a variety of different services such as e-commerce development, web design, and SEO, but specializes in web development capabilities.

    Clients

    • 10Fold
    • 360 Insights
    • Accuray
    • Atlantic Pacific Build Group

    Notable Project

    Moonstone Interactive launched a new website with a booking function and marketed it online through SEO management to increase student bookings and disseminate helpful information.

    "Moonstone Interactive's developers are very smart, which made a huge difference when integrating automation and shopping cart elements."

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  • 89
    • $10,000+
    • 10 - 49 employees
    • San Francisco, CA

    Harlo Agency is a web design agency located in Portland, Oregon and San Francisco, California. Launched in 2004, the small team specializes in web design, mobile app development, web development, branding, and more.

    Industries

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  • 90
    • Undisclosed
    • 10 - 49 employees
    • San Mateo, CA
    Custom software development company Hi Dev was launched in 2010. The agency provides custom software development, web development, mobile app development, AR/VR development, and more and has a small team. The agency is headquartered in San Mateo, California.
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