Top 100 Software Development Companies in California
The Best of November 2024
Looking for a top software developer in California?
As the use of mobile and web apps rise, your business’s digital presence becomes even more important. The biggest challenge facing organizations is how they can keep up in the digital world. The best way is to continuously develop up-to-date software that allows your organization to maintain an impactful digital presence.
To assist you in your search for a partner, we’ve compiled this list of the top software development companies in California. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best California Software Developers
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Featured providers
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- $10,000+
- 10 - 49 employees
- Parsippany-Troy Hills, NJ
Read MoreOrigami Studios is a mobile application development company headquartered in Parsippany, NJ with additional locations in San Diego, and Lahore, Pakistan. Founded in 2012, they now have about 16 employees. Their services include mobile app and e-commerce development as well as UX/UI design for small to enterprise-sized clients in the advertising and marketing, business services, and gaming industries.
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- $50,000+
- 250 - 999 employees
- London, England
Read MoreHeadquartered in London, Opinov8 Technology Services is a technology solutions company that was founded in 2016. With offices in Ukraine and Spain, the team of 88 works with mid-market and small businesses in the financial services, advertising, marketing, gambling, hospitality, IT, and media industries. Opinov8 specializes in custom software development, enterprise app modernization, big data consulting, and clould consulting for clients.
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- $25,000+
- 50 - 249 employees
- Buenos Aires, Argentina
Read More10Pines is a custom software development firm based in Buenos Aires, Argentina. Founded in 2009, their team of 70 serves clients in the e-commerce, finance, and retail sectors. Services include iOS/Android, Ruby on Rails, ReactJS, and JavaScript development.
Industries
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- $25,000+
- 50 - 249 employees
- Warszawa, Poland
Read MoreTeaCode.io is a Warsaw-based full-stack software development company that was founded in 2015. Their team of 12 specializes in custom software, web, and mobile app development. They also know their way around IoT and AI projects. They usually work with small and mid-sized companies and have so far completed many projects in fields of education, medical care, travel, security, communications, e-commerce, and more.
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241
- $1,000+
- 50 - 249 employees
- Sacramento, CA
Launched in 2018, Technupur is a midsize custom software development company. Their services include Custom Software Development and BI & big data consulting & SI.Read MoreIndustries
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242
- $25,000+
- 10 - 49 employees
- San Jose, CA
Read MoreCrea is a software development company. They offer custom software development, mobile app development, and api development and were launched in 2017. Their small team is San Jose, California-based.
Industries
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Featured providers
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- $25,000+
- 250 - 999 employees
- Unterschleißheim, Germany
Read MoreGP Solutions is a software development company headquartered in Munich, Germany, with that specializes in web development, custom software development, and web design. Founded in 2002, the company builds custom web applications to help clients realize their business goals. A company of just less than 150 employees, GP Solutions works with enterprise and mid-market outfits in the IT and hospitality industries, offering end-to-end solutions that increase traffic, drive sales, and connect with consumers.
Industries
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- $25,000+
- 10 - 49 employees
- Medina, WA
Read MoreA full-service digital design and development agency, Flower Press Creative Studio takes on mobile app, web, and custom software development projects. Founded in 2001, the small team of 6 is headquartered in Seattle and also has experience in UI/UX design.
Industries
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- $10,000+
- 250 - 999 employees
- Austin, TX
Read MoreIn Austin, Texas and Montevideo, Uruguay, Qubika is a product design company. The midsize firm was established in 2006. Their services include product design, cloud consulting & SI, IoT development, application testing, and more.
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243
- $10,000+
- 10 - 49 employees
- San Pablo, CA
ESquall Technologies PVT Ltd is a software development company founded in 2017. The small team specializes in Custom Software Development and Web Development.Read MoreIndustries
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244
- $5,000+
- 10 - 49 employees
- Los Angeles, CA
NS5 | Software Development Company is a software development company launched in 1999. The firm offers Custom Software Development and Web Development.Read More -
245
- $75,000+
- 50 - 249 employees
- Huntington Beach, CA
InfoMagnus is a software development firm. They are headquartered in Huntington Beach, California. Their team focuses on Custom Software Development and Business Consulting.Read MoreIndustries
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246
- $25,000+
- 10 - 49 employees
- Los Angeles, CA
Read MoreJafton specializes in building mobile apps and custom software for funded startups and organizations. Our team of more than 100+ experienced software engineers, iOS developers, Android developers, DevOps engineers, designers, and project managers led by the CEO who built and successfully sold multiple startups partner with you to assure the success of your project.
Clients
- Shein
Industries
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247
- $5,000+
- 10 - 49 employees
- Santa Monica, CA
Launched in 2017, Fenyx Studio is a mobile app development company. The small team specializes in Mobile App Development and Web Development.Read MoreIndustries
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Featured providers
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- $10,000+
- 10 - 49 employees
- Johannesburg, South Africa
Read MoreCubeZoo is a web development company. The small team is headquartered in Randburg, South Africa. Their services include web development, mobile app development, and enterprise app modernization.
Industries
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- $5,000+
- 2 - 9 employees
- Mission Viejo, CA
Read MoreCalibec is a small custom software development firm. Founded in 2021, the team offers custom software development, web development, mobile app development, enterprise app modernization, and more. The agency is located in Mission Viejo, California.
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248
- $50,000+
- 1,000 - 9,999 employees
- San Francisco, CA
Read MoreWith offices in San Francisco and development centers across Latin America and the U.S., BairesDev provides end-to-end delivery for its clients. Founded in 2009, their team of over 3,000 seasoned engineers provides web and software development services in addition to managed IT support, staff augmentation, and application testing.
Clients
Industries
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249
- $10,000+
- 250 - 999 employees
- Walnut Creek, CA
Read MoreSolvd, Inc. is a global QA and software engineering company with 11+ years in business. The custom software development company has headquarters in the USA, 7 development centers in Ukraine, Poland, Georgia, Argentina, Brazil and Mexico, and a sales office in Hungary.
The growing team of 600+ professionals delivers software and testing solutions to medium and enterprise-size businesses and provides Software QA Consulting services.
320+ completed projects celebrate the results of working with clients in fitness, fintech, e-commerce, transportation, healthcare and other niches.
Solvd focuses on long-term partnerships and helps clients create market-dominant products. World-renowned names – Under Armour, NerdWallet and MyFitnessPal – top the list of the company's successful cooperation cases.
Clients trust our software development outsourcing company to reinforce their engineering teams with the best talents and innovative ideas. They turn to Solvd for Software Development services and assistance in creating and refining various software solutions that users choose out of multiple offers on the market. With professional help, they quickly grow their revenues, scale teams up, reach out to new audiences, and hit business targets.
In addition, Solvd has free test automation courses to train new skilled professionals and open up more career opportunities.Clients
- NerdWallet
Industries
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250
- $1,000+
- 10 - 49 employees
- Sacramento, CA
Based in Sacramento, California, Geekybugs is an user experience design company. They specialize in UX/UI Design and ERP consulting and SI and were founded in 2018.Read MoreIndustries
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251
- $5,000+
- 10 - 49 employees
- San Francisco, CA
IMRepublic, Inc, a custom software development company, was established in 2005. The small San Francisco, California-based team provides custom software development, mobile app development, web development, ux/ui design, and more.Read MoreClients
- Riverside Insights
Industries
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252
- $25,000+
- 1,000 - 9,999 employees
- San Mateo, CA
ERP consulting and SI company LogiGear was established in 1994. The team focuses on ERP consulting and SI and Custom Software Development.Read MoreClients
- CommScope
Industries
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253
- $5,000+
- 10 - 49 employees
- Carlsbad, CA
In Carlsbad, California, Reporteq is a custom software development company. The team specializes in Custom Software Development and AR/VR development.Read MoreIndustries
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254
- $100,000+
- 50 - 249 employees
- San Francisco, CA
Launched in 2000, Carbon Five is a custom software development company. Their team specializes in Custom Software Development and Mobile App Development.Read MoreIndustries
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255
- $10,000+
- 50 - 249 employees
- West Hollywood, CA
Read MoreKing Tide, founded in 2014, is a design and development firm headquartered in West Hollywood, CA, with a satellite office in Mexico City. King Tide's team of 15+ employees offers startup and enterprise clients alike a host of services including, but not limited to: web development, e-commerce development, mobile app development, custom software development, marketing, and graphic design.
Clients
- ESPN
Industries
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256
- $10,000+
- 10 - 49 employees
- Los Angeles, CA
Read MoreCloudflex, a custom software development firm, is in Kyiv, Ukraine. The small team specializes in custom software development, mobile app development, web development, Artificial Intelligence, and more. The firm was founded in 2018.
Clients
- Yaza
Industries
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257
- Undisclosed
- 50 - 249 employees
- San Ramon, CA
In San Ramon, California, RChilli Inc is a midsize custom software development firm and artificial intelligence company. The team provides Custom Software Development and Artificial Intelligence.Read MoreIndustries
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258
- $5,000+
- 2 - 9 employees
- Fresno, CA
JETS Tech., LLC is a custom software development company. Based in Fresno, California, the firm focuses on Custom Software Development and Web Development.Read MoreIndustries
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259
- $10,000+
- 250 - 999 employees
- Los Angeles, CA
Read MoreMYZEAL I.T. Solutions LLC is a Los Angeles based IT consulting firm. They were founded in 2010 and have a team of 138 employees. They specialize in custom software development, AI, and mobile app development. They mainly work with mid-market and small business clients who are primarily in the healthcare, business services, and gaming industries.
Clients
- US Armenia TV
Industries
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260
- $10,000+
- 10 - 49 employees
- Irvine, CA
Devise Interactive is a software development firm established in 2014. Their team offers Custom Software Development and UX/UI Design.Read MoreClients
- USC
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261
- $5,000+
- 10 - 49 employees
- El Segundo, CA
Established in 2007, RealityMatters Inc., a small AR/VR development company, is based in El Segundo, California. Their team specializes in AR/VR development and Custom Software Development.Read MoreIndustries
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262
- Undisclosed
- 250 - 999 employees
- Los Angeles, CA
Ace Infoway is a web development company. In Los Angeles, California, their team focuses on Web Development and Custom Software Development.Read MoreClients
- OSHO
Industries
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263
- Undisclosed
- 10 - 49 employees
- Irvine, CA
Established in 2017, Chiron IT is an Enterprise App Modernization company. Their team focuses on Enterprise App Modernization and IT managed services.Read MoreIndustries
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264
- $25,000+
- 50 - 249 employees
- San Diego, CA
Read MoreSynergyTop is a software solutions provider founded in 2014. Based in San Diego, with offices in India, the team of more than 60 employees specializes in web development, e-commerce development, and mobile app development.
Clients
- TRIMARK
Industries
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265
- $10,000+
- 250 - 999 employees
- Los Angeles, CA
Read MoreAlgoRepublic is a software development firm that has been offering custom software development, mobile app development,and web development services to their clients since 2014. Their team of 250 employees are based out of their Lahore office.
Clients
- YapJobs
Industries
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266
- $25,000+
- 250 - 999 employees
- San Diego, CA
Read MoreEffectiveSoft is a software development company with more than 20 years of professional experience and 300+ employees. Their key competence in recent years has been dedicated to fintech and healthcare. They are headquartered in San Diego and have offices in London, West Burlington, Mass., and Minsk, from which they offer both a local and offshore presence.
Industries
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267
- $5,000+
- 10 - 49 employees
- Los Angeles, CA
Dream Warrior Group is a custom software development company. Their team is based in Los Angeles, California and provides Custom Software Development and Conversion Optimization.Read MoreClients
- Disney Channel
Industries
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268
- $5,000+
- 10 - 49 employees
- Mountain View, CA
Read MoreCommit 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
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269
- $1,000+
- Freelancer employees
- Los Angeles, CA
Read MorePixelswithin is a Los Angeles-based digital design agency. Their services are focused on branding and web design. They work primarily with small businesses.
Clients
- Adobe
Industries
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270
- $5,000+
- 250 - 999 employees
- Carlsbad, CA
Santex is a software development firm. Established in 1999, the firm offers Custom Software Development and IT staff augmentation.Read MoreIndustries
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