Top 80 Google App Engine (GAE) Developers in San Francisco

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Top 80 Google App Engine (GAE) Developers in San Francisco

February 2023

Looking for a top Google App Engine web app developer in San Francisco?

Google App Engine is best for scaling web apps. For example, if you launch an app and 100 people use it the first day but 1000 use it the second day, Google App Engine automatically allocates resources to meet this demand. 

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List of the Best San Francisco Google App Engine Web App Developers

  • 1
    • $25,000+
    • 1,000 - 9,999 employees
    • San Francisco, CA

    Headquartered in New York, iTechArt is a custom software development company with additional offices in Marietta, Ga. and Iselin, N.J. Since 2002, iTechArt has helped startups and fast-growing tech companies fill in their talent gap and create robust web and mobile solutions that users love. To date, iTechArt’s talent pool includes 3500+ engineers with experience in all of the latest technologies.

    Clients

    • ClassPass
    • ZEFR
    • Gain Capital (forex.com)
    • Merkle

    Industries

    Notable Project

    iTechArt assisted with the development of a flagship mobile app (iOS and Android), allocating a specialized resource for each platform version. The team now provides QA testing and updates as needed. 

    "iTechArt can scale with us as we grow, and they can do it fast."

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  • 2
    • $25,000+
    • 50 - 249 employees
    • San Francisco, CA

    Affle Enterprise is a 180+ team of mobile app and web developers based in Gurgaon, India, and Singapore. Founded in 2006, this end-to-end provider has created bespoke digital solutions for some of the world’s largest companies.

    Clients

    • Muthoot FinCorp Ltd.
    • McKinsey & Company
    • Amazon
    • BookMyShow

    Industries

    Notable Project

    Affle is developing a dual-platform mobile app that provides real-time, location-based information using Google Maps and GPS. The team is currently working on a second, more robust version of the app.

    "Affle has a really quick turnaround and great work."

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  • 3
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 250 - 999 employees
    • San Francisco, CA

    Founded in 2007, Theorem is a software development firm. The midsize team specializes in custom software development, ux/ui design, IoT development, IT strategy consulting, and more. The company is based in Los Angeles, California; Santa Monica, California; New York, New York and San Francisco, California.

    Clients

    • AT&T
    • Starbucks
    • Caterpillar
    • American Express

    Industries

    Notable Project

    TheoremOne developed a strategy and an MVP for an oil and gas construction marketplace. They provided a full delivery team, two full stack engineers, and QA testers.

    "Their thought-leadership in design and their ability to quickly pick up on what we were looking for from the platform."

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  • 4
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

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

    Zazz is a Seattle-based mobile app development company founded in 2011. They have an additional office in San Francisco. Their team of approximately 50 employees serves clients of all sizes and industries. In addition to app development, they also specialize in enterprise app modernization and UX/UI design.

    Clients

    • Inclose
    • Ideal Smart
    • Sparehandz

    Industries

    Notable Project

    Zazz provides cloud infrastructure technical support for a cloud platform. They mainly focus on DevOps consulting, cloud migration automation, and continuous integration and delivery.

    “One of the things that we like the most about them is the technical expertise.”

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  • 5
    • Scheduling

      4.7
    • Quality

      4.8
    • Cost

      4.4
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 1,000 - 9,999 employees
    • San Francisco, CA

    Toptal is a private network of freelance technologists and designers. With more than 2000 freelance workers in its exclusive community, Toptal can be instrumental in finding the right freelance partner for development projects. The community includes developers for any platform, finance experts, and designers of both visual material and graphic interfaces. Because of its screening process, Toptal combines the reliability and expertise of an agency with the flexibility and affordability of freelance work.

    Clients

    • Toptal clients include J.P. Morgan
    • Zendesk
    • Artsy
    • IDEO

    Industries

    Notable Project

    Toptal provided UX/UI design services for an email domain service company. They vetted and provided a candidate to work on the project and deliver a better look and feel for the client’s product.

    “Their vetting process was outstanding. Every candidate they sent was highly qualified to do the job.”

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  • 6
    • $50,000+
    • 50 - 249 employees
    • San Francisco, CA

    Mayven is a San Francisco based software design and development company. They were founded in 2015 and have a team of 25 employees. They specialize in web, custom software, and eCommerce development for enterprise and midmarket clients.

    Clients

    • Andreesen Horowitz
    • Segment
    • Lightspeed Venture Partners
    • Pachama

    Industries

    Notable Project

    Mayven redesigned a website and is currently building a Native Android app from the ground up. They are managing all the development while using the finished design files that were provided to them.

    “They deliver above and beyond expectations. … I'd definitely recommend them.”

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  • 7
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.7
    • NPS

      4.7
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 50 - 249 employees
    • San Francisco, CA
    Scrumteams is an Elk Grove, California-based IT staff augmentation company. The midsize firm was established in 2020. Their team provides IT staff augmentation, web design, ux/ui design, IT strategy consulting, and more.

    Clients

    • KPMG
    • RingCentral
    • Aviatrix
    • State University of New York (SUNY)

    Industries

    Notable Project

    Scrumteams has provided staff augmentation services for a digital advertising and media company. They've developed profile reviews, interviews, and screenings and assisted with implementing the designs.

    "The team's growth-driven design approach is a remarkable feature in the workflow."

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  • 8
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

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

    Launched in 2020, Apex Lab is a software development company. Their small team is based in Tallinn, Estonia and San Francisco, California. Their team offers custom software development, mobile app development, web development, and enterprise app modernization.

    Notable Project

    Apex Lab was hired to develop a web and mobile app that offers online medical consultation services. They migrated its current platform to Twilio, resolved technical issues, and implemented various features.

    "Their team was always ready to help, and they worked in a very transparent way."

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  • 9
    • $10,000+
    • 10 - 49 employees
    • San Francisco, CA

    Blackstone Studio is a custom software development firm. Their small team is located in San Francisco, California and Guadalajara, Mexico and focuses on custom software development. The firm was launched in 2019.

    Industries

    Notable Project

    Blackstone Studio developed an MVP that could speed up an ad company's billing and invoicing processes in an AWS-based environment. The key deliverables included a codebase, diagrams, and project documentation. 

    "Their work quality was excellent; it exceeded our expectations."

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  • 10
    • Scheduling

      4.8
    • Quality

      4.8
    • Cost

      4.2
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 50 - 249 employees
    • San Francisco, CA

    Serokell OÜ is a software research and development company based in Tallinn, Estonia founded in 2015. The team of 26 offer their services in IoT development, artificial intelligence, and blockchain. They work with a wide variety of industries, including financial services and IT, among others. Their blockchain services revolve around initial coin offering consulting and smart contract development.

    Clients

    • Disciplina
    • Tocqueville Group
    • IOHK

    Industries

    Notable Project

    Serokell provided custom software development for a single-sided security lending company. They worked on writing, testing, and integrating smart contracts using Haskell, Reach, Python, and React TypeScript.

     

    “They helped us understand how to write and test the smart contracts.”

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  • 11
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.8
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 50 - 249 employees
    • San Francisco, CA

    Mangosoft is a software development agency founded in 2016. Based in Los Angeles, with an office in Kiev, Ukraine, the team of 43 specializes in mobile app development, web development, and IT strategy consulting. They primarily serve small business and mid-market clients in the eCommerce, financial services, and IT industries. 

    Clients

    • Meethoneybee
    • Liveraise
    • Veggie Weekend
    • Rage of Realms

    Industries

    Notable Project

    Addressing art and porting needs, Mangosoft supported the mobile division of a large videogame company. They migrated existing code to new Tizen OS, providing QA throughout the process.

    “They provided good feedback, and weren’t afraid to make suggestions that would improve the end product.”

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  • 12
    • $1,000+
    • 10 - 49 employees
    • San Francisco, CA

    Located in San Francisco, Spokes Digital is an IT services and digital solutions provider that was founded in 2017. Spokes Digital's team of 65 focuses on the e-commerce, healthcare and advertising industries. The agency has expertise in web design, e-commerce development, SEO, custom software development and digital strategy.

    Industries

    Notable Project

    Spokes Digital provided development and troubleshooting support for bug fixes to improve an Amazon Seller software. Their marketing services include SEO, PPC, and social media management.

    “Spokes Digital is exceptionally responsive and easy to work with.”

     

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  • 13
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 10 - 49 employees
    • San Francisco, CA
    Daw Software is a software development firm. Located in San Francisco, California, their midsize team specializes in custom software development, Artificial Intelligence, web development, and mobile app development. The firm was founded in 2014.

    Industries

    Notable Project

    An agricultural intelligence and data provider collaborates with SmartTech to help them optimize their Android mobile app. They've performed code reviews and improved the app's loading time, among other things.

    "They showcase good project management."

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  • 14
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 50 - 249 employees
    • Orinda, CA

    Based out of Orinda, CA with satellite offices in India and Croatia, Daxima is a software development company. The team of more than 50 employees has been in business since 2003. They provide web, software, and mobile app development for clients around the world.

    Clients

    • T-Mobile US
    • Cisco Systems
    • Savi Technology
    • Berry Appleman & Leiden

    Industries

    Notable Project

    Built from a PowerPoint presentation, Daxima created a web based admin solution for business owners extensive reporting functionality. They implemented data tracking, a simple UI for mobile, and organized the process. 

    "I don’t do this type of stuff very often, but I feel like Daxima is exceptional."

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  • 15
    • $5,000+
    • 10 - 49 employees
    • San Mateo, CA
    Located in San Mateo, California and Beograd, Serbia, Action Engine is a software development firm. They offer custom software development, web development, ux/ui design, mobile app development, and more and were launched in 2017.

    Clients

    • ESRI
    • Foursquare

    Notable Project

    Action Engine built a cloud-based commercial real estate investment software. They wanted an online marketplace to support property developers and investors to manage.

    "They were flexible as our business or requirements had to change."

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  • 16
    • Scheduling

      4.6
    • Quality

      4.9
    • Cost

      4.4
    • NPS

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

    Galliot is a San Francisco-based software development firm founded in 2018. With an additional office in Montevideo, Uruguay, their 10-man-team develops products for midmarket and enterprise-level clients. While custom software and DevOps are their specialties, they also offer web development and cloud consulting.

    Clients

    • Life science
    • Biopharma
    • Agtech and Energy companies in Bay Area
    • Fintech

    Industries

    Notable Project

    Galliot assisted with cleaning up and organizing the company’s financial data and migrating it all from QuickBooks and Excel sheets to a financial ERP that manages all information in one place.

    "Galliot is responsive."

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  • 17
    • Scheduling

      4.5
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $50,000+
    • 10 - 49 employees
    • San Francisco, CA

    Infuse is a software development company based in San Francisco. The company, founded in 2014, has a team of around 20 that provides custom software development, mobile app development, and UX/UI design services. Infuse serves enterprise and smaller-sized companies in various industries that include financial services, medical, and IT. 

    Clients

    • Ready Responders
    • Card Connect
    • Clover
    • Donors Choose

    Industries

    Notable Project

    Infuse spearheaded the integration of a financial startup's charity checkout app with Shopify, Magento, and a POS platform. They took care of its front- and backend and integrated a roundup functionality.

    "They were very thoughtful and deliberate in their approach."

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  • 18
    • Scheduling

      5.0
    • Quality

      4.5
    • Cost

      4.5
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 50 - 249 employees
    • San Francisco, CA
    GoSolve LLC is a San Francisco, California-based software development firm. The midsize agency was founded in 2021. Their team provides custom software development, IT staff augmentation, web development, mobile app development, and more.

    Industries

    Notable Project

    GoSolve LLC has worked on three projects for a food tech company. They’ve developed a responsive e-commerce website, including frontend and backend, APIs, machine learning, and a data warehouse.

     

    “They put a lot of effort into API structuring and building the right architecture, not just writing the code.”

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  • 19
    • Scheduling

      4.8
    • Quality

      4.5
    • Cost

      4.3
    • NPS

      4.5
    Read Full Reviews on Clutch Visit Site
    • $10,000+
    • 10 - 49 employees
    • Foster City, CA
    Software development firm MugCo was founded in 2020. The small Pleasanton, California-based team specializes in custom software development, e-commerce development, web development, cloud consulting & SI, and more.

    Notable Project

    MUGCO augmented their internal staff to provide offshore services for a construction logistics platform. They use the client's provided job description to look for qualified contractors. 

    "We admire the level of support to not only find candidates but also support us throughout the engagement."

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  • 20
    • Scheduling

      4.8
    • Quality

      5.0
    • Cost

      4.5
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 10 - 49 employees
    • San Francisco, CA
    VinnCorp is an application development firm based in Elk Grove, California; Hayward, California and San Francisco, California. Founded in 2019, the small team specializes in mobile app development, custom software development, branding, IT staff augmentation, and more.

    Industries

    Notable Project

    VinnCorp is providing DevOps services for a consulting company. They're tasked with managing the client's databases, network infrastructures, cloud storage, and systems support.

    "VinnCorp has a strong grasp of multiple Cloud technologies."

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  • 21
    • Scheduling

      4.9
    • Quality

      5.0
    • Cost

      4.8
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $100,000+
    • 10 - 49 employees
    • Redwood City, CA

    Accelerance is a small IT strategy consulting company. The Redwood City, California-based firm was established in 2001. Their services include IT strategy consulting, custom software development, IT staff augmentation, enterprise app modernization, and more.

    Clients

    • Acrowire
    • Find.com
    • MediaPro
    • AdRoll

    Industries

    Notable Project

    A content software management company needed to hire software engineers, automation test engineers, and product owners to expand their system. They hired Accelerance because of their reputation in the field.

    "Their level of customer service is impressive."

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  • 22
    • $100,000+
    • 50 - 249 employees
    • San Francisco, CA
    Carbon Five is a software development firm. Established in 2000, the midsize company is located in San Francisco, California; Santa Monica, California; Chattanooga, Tennessee and New York, New York. Their services include custom software development, mobile app development, web development, web design, and more.

    Industries

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  • 23
    • Scheduling

      4.0
    • Quality

      4.7
    • Cost

      4.4
    • NPS

      4.7
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 250 - 999 employees
    • San Francisco, CA

    Innovecs is a software development company headquartered in New York City with offices in Tel-Aviv, Israel, London, Frankfurt, Germany, Bern, Switzerland, San Francisco, and Kiev, Ukraine. Their team of 360 provides web development, custom software development, mobile app development, application testing, and more.

    Clients

    • SGN
    • Warner Brothers Turbine
    • CallFire
    • Iron Source

    Industries

    Notable Project

    Innovecs developed/launched a search data intelligence solution for the web and mobile devices. Their involvement remains ongoing.

    "[They're] organized and have made an effort to provide a solid project manager for us."

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  • 24
    • $10,000+
    • 50 - 249 employees
    • San Francisco, CA

    Website development firm Bytex Technologies was launched in 2015. Their midsize team is located in Iași, Romania and San Francisco, California. Their services include web development, application testing, enterprise app modernization, custom software development, and more.

    Industries

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  • 25
    • Undisclosed
    • 50 - 249 employees
    • San Francisco, CA
    Kinetica, a midsize software development company, is located in San Francisco, California. They offer custom software development, Artificial Intelligence, BI & big data consulting & SI, IT managed services, and more and were established in 2009.
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  • 26
    • $100,000+
    • 10 - 49 employees
    • San Francisco, CA

    Flatirons Development is a UX/UI product design and software development consultancy, founded in 2018. They employ seven staff in their office in Boulder, Colo., where they focus primarily on product management and strategy, UI and UX design, web development, and native mobile app development. They work with a range of small, midmarket and global companies.

    Clients

    • Abbott
    • Osmosis
    • Zeta
    • Nomad Health

    Industries

    Notable Project

    Flatirons Development has been hired to create an MVP for a SaaS startup. They've put together a Jira roadmap and are working in two-week sprints.

    "I can tell that they care about the quality of our product."

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  • 27
    • Undisclosed
    • 2 - 9 employees
    • San Francisco, CA
    DELTA Computer Solutions, a small software development firm, is in San Francisco, California. Their services include custom software development, CRM consulting and SI, IT managed services, and IT strategy consulting.
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  • 28
    • 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 developed a WordPress website.

    "The team was very collaborative and helpful."

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  • 29
    • $100,000+
    • 10 - 49 employees
    • San Francisco, CA
    Span Digital is a software development firm. The small San Francisco, California-based team provides custom software development, BI & big data consulting & SI, ux/ui design, cloud consulting & SI, and more. The agency was launched in 2013.

    Industries

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  • 30
    • $10,000+
    • 2 - 9 employees
    • Emeryville, CA
    App development company AppMozart was founded in 2019. Their small team is located in Emeryville, California. Their services include mobile app development, web development, custom software development, enterprise app modernization, and more.
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