Top 100 Software Development Companies in California
The Best of May 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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- $75,000+
- 250 - 999 employees
- Charlotte, NC
Read MoreDualboot Partners is a product design and software engineering company founded in Raleigh, N.C. in 2018 with over 50 professionals. They offer custom software development and application testing solutions for various clients.
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.
Industries
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- $10,000+
- 1,000 - 9,999 employees
- Warszawa, Poland
Read MoreInnowise Group is a custom software development company based in Warsaw, Poland. With more than 1000 specialists on board and 600 projects completed, they use cutting-edge technologies to transform their client's businesses. They are experts in designing and developing tech solutions that will help your company enhance its processes and increase customer satisfaction, thanks to their 15+ years of experience and extensive expertise. They create custom software to fit your unique requirements in terms of timeline, budget, and use case. They handle every step of the development process, from product concept and development to testing, deployment, and support. In addition to building custom software, we also excel in UX/UI design, IT strategy consulting, and staff augmentation.
Industries
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871
- Undisclosed
- 2 - 9 employees
- Palo Alto, CA
Custom software development firm Smart IT Concepts was launched in 2009. The small Palo Alto, California-based team offers custom software development, web development, AR/VR development, application management & support, and more.Read More - Get Started
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872
- Undisclosed
- 2 - 9 employees
- Los Angeles, CA
AztecaNet Inc. Is a custom software development company. The small Los Angeles, California-based company was founded in 1999. Their services include custom software development, web development, AR/VR development, application management & support, and more.Read More -
Featured providers
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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+
- 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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873
- $1,000+
- 50 - 249 employees
- Mission Viejo, CA
Read MoreInfoshare Systems, Inc, a software development company, was established in 2006. The firm offers custom software development, BI & big data consulting & SI, IT managed services, cybersecurity, and more and has a midsize team.
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874
- $10,000+
- 50 - 249 employees
- Irvine, CA
Read MoreCodup.co is a software development company that provides custom software development, web development, and e-commerce development services to their small business, enterprise, and mid-market clients in the hospitality and leisure, manufacturing, and e-commerce industries. Based in Karachi, their company is made up of 50 employees.
Clients
- Unilever
Industries
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875
- $100,000+
- 10 - 49 employees
- Redwood City, CA
Read MoreAccelerance 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
Industries
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876
- $10,000+
- 250 - 999 employees
- Santa Clara, CA
WinWire Technologies is an user experience design company. Founded in 2006, the midsize agency is in Santa Clara, California and Hyderabad, India. Their team offers ux/ui design, cloud consulting & SI, custom software development, Artificial Intelligence, and more.Read More -
877
- $5,000+
- 50 - 249 employees
- Santa Rosa, CA
Read MoreGeneXus Consulting is corporate software development company based in Montevideo, Uruguay, with an additional location in Santa Rosa, Calif. Founded in 1988, the team of nearly 110 provides web, mobile app, and custom software development, enterprise app modernization, and application testing services.
Clients
- BPS
Industries
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878
- $5,000+
- 50 - 249 employees
- Santa Clara, CA
Read MoreA product engineering services company located in Indore, Madhya Pradesh, India, 47Billion works frequently with small businesses, middle-market companies, and enterprises. The company focuses on industries such as information technology, advertising, gaming, and consumer products and has 76 employees. Established in 2014, 47Billion specializes in BI & Big Data consulting, UX/UI design, mobile app development, and cloud consulting.
Clients
- Cisco
Industries
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879
- Undisclosed
- 50 - 249 employees
- Pleasanton, CA
Custom software development firm Riverstone Infotech was launched in 2001. Based in Chennai, India and Pleasanton, California, their midsize team specializes in custom software development, web design, other application development, web development, and more.Read MoreIndustries
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880
- Undisclosed
- 10 - 49 employees
- Los Angeles, CA
TeraVault Software is a business consulting company founded in 2018. The small team provides business consulting, BI & big data consulting & SI, custom software development, ux/ui design, and more. The firm is based in Honolulu, Hawaii; Cebu City, Philippines; Los Angeles, California and Sydney, Australia.Read More -
881
- $10,000+
- 10 - 49 employees
- Sunnyvale, CA
Inbybob_ is an IT staff augmentation company. The small Buenos Aires, Argentina-based team provides IT staff augmentation, IT managed services, custom software development, application testing, and more. The firm was established in 2023.Read MoreIndustries
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882
- $25,000+
- 250 - 999 employees
- Milpitas, CA
Veltris is a big data analytics company based in Milpitas, California; Hyderabad, India and Hyderabad, India. The midsize agency was launched in 2023. Their team provides BI & big data consulting & SI, ux/ui design, product design, custom software development, and more.Read More -
883
- $5,000+
- 50 - 249 employees
- San Francisco, CA
GITS Indonesia is a midsize cloud consulting & SI company. Based in Bandung, Indonesia, the firm was founded in 2010. Their team focuses on cloud consulting & SI, mobile app development, custom software development, and web development.Read MoreIndustries
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884
- $25,000+
- 50 - 249 employees
- San Francisco, CA
Read MoreSmartCat is a big data boutique consultancy firm based in Novi Sad, Serbia, with an office in San Francisco. Founded in 2015, SmartCat's team of about 85 employees provides BI/SI & big data consulting, AI, and cloud consulting services primarily for mid-market businesses.
Industries
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885
- $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.Read MoreIndustries
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886
- $1,000+
- 10 - 49 employees
- San Francisco, CA
Read MoreAlternova is a software development studio based in Medellin, Colombia, with an office in San Francisco. The studio, founded in 2019, has a team of around 20 that provides custom software development, web design & development, AR/VR development, mobile app development, and e-commerce development services. Alternova serves enterprise and smaller-sized companies in the business services, gaming, real estate, and e-commerce industries.
Clients
- UCSF
Industries
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887
- $5,000+
- 2 - 9 employees
- Long Beach, CA
Read MoreFounded in 2012, UP Creative is a full-service technology service outsourcing agency. They are based in Long Beach, Calif., but also have offices in Tunisia, Singapore, Phillippines, India, and American Fork, Utah. UP Creative has more than 200 employees in total. Most of its clients are in the real estate, retail, arts and entertainment, and consumer products and services sectors. Services include voice/call center services, back office services, custom software development, mobile app development, and SEO.
Clients
- Century 21
Industries
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888
- $25,000+
- 250 - 999 employees
- San Francisco, CA
Read MoreInfinum is a software development company in San Francisco, CA. The 50+ team has equal experience in mobile and web development. They work with clients from a variety of industries, including business and financial services and automotive.
Clients
- Philips
Industries
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889
- $1,000+
- 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.Read MoreIndustries
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890
- $10,000+
- 1,000 - 9,999 employees
- Menlo Park, CA
Read MoreTrantor Inc., a custom software development firm, was established in 2012. The agency provides custom software development, BI & big data consulting & SI, web development, Artificial Intelligence, and more and has a midsize team. The agency is in Menlo Park, California; Chandigarh, India; Vancouver, Canada and Heredia, Costa Rica.
Clients
- Genpact
Industries
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891
- $1,000+
- 10 - 49 employees
- Santa Ana, CA
Read MoreVibgyorweb Technologies Pvt Ltd, a mobile application development firm, was established in 2020. They are located in Santa Ana, California and Noida, India and have a small team. Vibgyorweb Technologies Pvt Ltd focuses on mobile app development, IT strategy consulting, custom software development, web development, and more.
Industries
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892
- $10,000+
- 10 - 49 employees
- San Francisco, CA
DtLabs is a small artificial intelligence company. Established in 2018, the firm is located in Bauru, Brazil and San Francisco, California. Their team offers Artificial Intelligence, ai consulting, IT strategy consulting, IT staff augmentation, and more.Read MoreIndustries
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893
- Undisclosed
- 250 - 999 employees
- Menlo Park, CA
Read MoreKumaran Systems, an enterprise app modernization company, is headquartered in Palo Alto, California; Siruseri, India and Toronto, Canada. The midsize company was established in 1991. Their team offers enterprise app modernization.
Industries
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894
- $5,000+
- 2 - 9 employees
- San Diego, CA
Read MoreFounded in 2008, Vivid Software Solutions is a software services provider with a team of fewer than 10. The agency is headquartered in San Diego and offers services in SEO, web design, and custom software development services. Vivid Software Solutions has partnered with prestigious clients throughout the years, including several Inc. 500 companies.
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895
- $5,000+
- 2 - 9 employees
- San Francisco, CA
Read MoreLaunched in 2014, Jumpyr is an UX design agency. Located in San Francisco, California, their small team focuses on ux/ui design, email marketing, search engine optimization, social media marketing, and more.
Industries
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896
- $5,000+
- 2 - 9 employees
- San Jose, CA
Read MoreWeb design agency Pixelwebsource was launched in 2015. Their small team is based in San Jose, California. Pixelwebsource focuses on web design, e-commerce development, email marketing, pay per click, and more.
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897
- $5,000+
- 2 - 9 employees
- Lincoln, CA
Infinite Design & Marketing is a web design company. They are headquartered in Lincoln, California and have a small team. The agency offers web design, custom software development, e-commerce development, graphic design, and more.Read More -
898
- $1,000+
- 2 - 9 employees
- Sacramento, CA
SEO services firm Golden Goose Marketing was founded in 2018. Their small team is headquartered in Sacramento, California. Their services include search engine optimization, pay per click, custom software development, web development, and more.Read More -
899
- $10,000+
- 2 - 9 employees
- La Habra, CA
Universal Informatics LLC, a web development company, was founded in 2024. They are based in La Habra, California and have a small team. Their services include web development, mobile app development, api development, microservices architecture services, and more.Read More -
900
- Undisclosed
- 50 - 249 employees
- San Francisco, CA
UrtheCast, a custom software development company, was launched in 2010. Their midsize team is headquartered in Vancouver, Canada and San Francisco, California. Their services include custom software development, mobile app development, and application testing.Read More
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