Best SaaS Development Companies in California

152 Companies - Rankings updated: August 20, 2026

DesignRush evaluates each agency using expert assessment and client feedback to inform your choices. Some featured agencies have paid placements.

SaaS Development
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  • Essential Designs

    Decades of Experience, Building Platforms for the Worlds Top Brands - USA & Canada

    Decades of Experience, Building Platforms for the Worlds Top Brands - USA & Canada

    Essential Designs builds custom web and mobile applications using React, React Native, Laravel, and AWS, following an Agile sprint model. Its work spans real estate and similar SMB sectors. A good fit for small to mid-sized businesses seeking cost-certainty on a defined-scope software project...

    Top Services:

    • Software Development
    • Mobile App Development
    • UI/UX Design
    • Web Development
    • IT Services
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    21 Projects Listed
    View Profile
    5.0 5.0 (30)
    5.0 5.0 (41)

  • SynergyTop

    SynergyTop is a custom software development company

    SynergyTop is a custom software development company

    SynergyTop is a healthcare-focused custom software development company offering healthcare platforms, EHR and FHIR integrations, patient portals, telehealth solutions, AI automation, web development, mobile apps and product engineering services...

    Top Services:

    • Web Design
    • eCommerce Development
    • UI/UX Design
    • Web Development
    • Mobile App Development
    • Show more
    Location
    San Diego, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    7 Projects Listed
    View Profile
    4.9 4.9 (10)
    5.0 5.0 (6)

  • TRIARE

    Verified Verified by the DesignRush team for authenticity and credibility.
    TRIARE unlocks IT potential of YOUR business

    TRIARE unlocks IT potential of YOUR business

    TRIARE builds web and mobile apps for clients like MGM and Amazon, with a focus on transportation, education, and entertainment. Its team serves clients across the US, UK, and Germany. The software development firm is best for startups and SMBs needing a cost-effective offshore development partner...

    Top Services:

    • Mobile App Development
    • WordPress Website Design
    • Web Development
    • Software Development
    • Web Design
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $45/hr
    Portfolios Count
    64 Projects Listed
    View Profile
    4.9 4.9 (10)
    5.0 5.0 (2)

  • Solveit

    100% Focused on Apps

    100% Focused on Apps

    We design and develop top-rated mobile and web apps for startups and SMEs. E-commerce, Healthcare, Marketplaces, and more. Our clients rate us for 5 out 5 - check out why!...

    Top Services:

    • Mobile App Development
    • Software Development
    • Web Design
    • Design Services
    • AI Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    30 Projects Listed
    View Profile
    4.8 4.8 (7)
    4.4 4.4 (7)

  • Developer Bazaar Technologies

    AI-Native Product Engineering Company

    AI-Native Product Engineering Company

    Developer Bazaar Technologies is a Top AI Development company building custom Mobile App & Software Development and specializing in building AI Solutions delivering mesurable outcome...

    Top Services:

    • Mobile App Development
    • eCommerce Development
    • Software Development
    • IT Services
    • Staff Augmentation
    • Show more
    Location
    Fremont, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    6 Projects Listed
    View Profile
    4.8 4.8 (7)
    4.8 4.8 (26)

  • Rocketech Development

    We create digital products and grow with our partners!

    We create digital products and grow with our partners!

    Rocketech is a software development company collaborating with 100+ Middle and Senior level IT and business professionals and specialising in analytics-driven web and mobile development. Our team has released 150+ products for 100+ startups and enterprises...

    Top Services:

    • Mobile App Development
    • Web Development
    • Software Development
    • Blockchain
    • UI/UX Design
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    14 Projects Listed
    View Profile
    4.8 4.8 (6)
    5.0 5.0 (1)

  • Dreamsoft4u

    Leading the AI Revolution in Healthcare & Enterprise Solutions

    Leading the AI Revolution in Healthcare & Enterprise Solutions

    Next-Generation AI Development Company - Transforming Ideas into Intelligent Reality DreamSoft4u is pioneering the future of AI-powered software development with cutting-edge Generative AI solutions that deliver measurable business impact...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • IoT
    • AI Development
    • Show more
    Location
    Corona, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    18 Projects Listed
    View Profile
    4.8 4.8 (6)

  • YourDigiLab

    Built-To-Perform, Immersive Websites

    Built-To-Perform, Immersive Websites

    YouDigiLab is a Web Design Company, where digital innovation meets stunning design. We specialize in crafting customized, responsive websites that captivate and convert...

    Top Services:

    • Web Design
    • Web Development
    • Logo Design
    • Digital Marketing
    • SEO
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    View Profile
    4.6 4.6 (3)
    4.8 4.8 (11)

  • ZAAG SYSTEMS

    Ai fist design & development company

    Ai fist design & development company

    ZAAG SYSTEMS delivers scalable web, mobile & AI solutions with sleek design, driving business growth for US startups...

    Top Services:

    • eCommerce Development
    • AI Development
    • Web Development
    • Software Development
    • Web Design
    • Show more
    Location
    Santa Clara, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    17 Projects Listed
    View Profile
    4.6 4.6 (3)
    4.7 4.7 (25)

  • Top Notch Dezigns®

    Web Design + Digital Marketing Agency | 20+ Years Experience

    Web Design + Digital Marketing Agency | 20+ Years Experience

    Top Notch Dezigns® is a full-service web design and digital marketing agency that specializes in custom websites tailored to meet diverse business requirements. With a focus on boosting brands, increasing conversions, and generating leads...

    Top Services:

    • Web Design
    • Web Development
    • eCommerce Development
    • WordPress Website Design
    • Digital Marketing
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $150/hr
    Portfolios Count
    12 Projects Listed
    View Profile
    4.5 4.5 (2)
    5.0 5.0 (7)

  • GlobalNodes AI

    Supercharge your roadmap with custom AI solutions

    Supercharge your roadmap with custom AI solutions

    We specialize in AI-driven product development for regulated industries like healthcare, fintech, biotech, and cybersecurity. Our AI-first approach ensures precision, security, and compliance with standards like HIPAA and GDPR. With a global team, we deliver scalable, data-driven solutions that continuously...

    Top Services:

    • UI/UX Design
    • IoT
    • AI Development
    • Cloud Consulting
    • DevOps Consulting
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed
    View Profile
    4.5 4.5 (2)

  • CodeStringers

    Zoho consulting, development and integration services for operationally complex organizations.

    Zoho consulting, development and integration services for operationally complex organizations.

    CodeStringers helps growth-stage and small-to-mid-market companies implement, integrate, and operate Zoho-centered digital enablement solutions by combining senior executive consulting, cost-effective delivery teams, and custom software capabilities when needed...

    Top Services:

    • Software Development
    • AI Development
    • Web Development
    • CRM Consulting
    • ERP Consulting
    • Show more
    Location
    Santa Cruz, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $55/hr
    Minimal Budget
    $50,000 & Up
    View Profile
    4.4 4.4 (2)

  • Gecko Dynamics

    Since 2002 in the software development business. Companies from 27 industries choose us.

    Since 2002 in the software development business. Companies from 27 industries choose us.

    With over 20 years of industry experience, Gecko Dynamics is a trusted partner for startups and enterprises. Our team delivers end-to-end solutions using Java, Angular, Flutter, and AWS. From ideation to post-launch support, we're dedicated to driving progress for our clients across industries...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • Staff Augmentation
    • IT Services
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Portfolios Count
    11 Projects Listed
    View Profile
    4.3 4.3 (1)
    4.6 4.6 (10)

  • Auspicious Soft Pvt Ltd

    AI-Powered Software Development For a Smarter Future

    AI-Powered Software Development For a Smarter Future

    Auspicious Soft is a USA-based custom software, web & mobile app development company with 8+ years of experience serving startups, SMEs & enterprises across healthcare, fintech, logistics & more...

    Top Services:

    • Mobile App Development
    • Software Development
    • Web Development
    • Blockchain
    • AI Development
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.3 4.3 (1)
    4.5 4.5 (86)

  • Logicspice

    Empowering Startups & Enterprises With AI To Deliver Intelligent Business Solutions

    Empowering Startups & Enterprises With AI To Deliver Intelligent Business Solutions

    Logicspice is a well-established mobile app and web development company that boasts over 18+ years of experience and has successfully completed over 2000 projects with a significant number of repeat clients...

    Top Services:

    • Software Development
    • UI/UX Design
    • Web Design
    • Mobile App Development
    • Blockchain
    • Show more
    Location
    Beverly Hills, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $21/hr
    Portfolios Count
    8 Projects Listed
    View Profile
    4.3 4.3 (1)

  • Candour Technolabs

    AI & Blockchain Built for Scale

    AI & Blockchain Built for Scale

    Dubai-headquartered technology company specialising in AI, Blockchain, Web & Mobile, and DevOps solutions. 14+ years delivering enterprise-grade digital products for clients across the US, UAE, and UK...

    Top Services:

    • AI Development
    • Blockchain
    • Software Development
    • Web Development
    • Mobile App Development
    • Show more
    Location
    Santa Monica, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Portfolios Count
    18 Projects Listed
    View Profile
    4.3 4.3 (1)
    3.3 3.3 (3)

  • Innofied Solution

    Guaranteeing a 5 star experience!

    Guaranteeing a 5 star experience!

    Innofied is an award-winning B2B AI software development company with 600+ successful projects since 2012, helping businessesincluding Fortune 500 companieswith modern AI and SaaS solutions. With a global presence, our game-changing automated solutions continue to drive success across industries...

    Top Services:

    • Mobile App Development
    • Web Design
    • eCommerce Development
    • WordPress Website Design
    • Web Development
    • Show more
    Location
    Sunnyvale, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    20 Projects Listed
    View Profile
    4.3 4.3 (1)
    4.2 4.2 (78)

  • Codemotion

    Fast & Easy Technical Launch for Your Startup

    Fast & Easy Technical Launch for Your Startup

    We are a reliable team to develop your idea within the deadline and budget. We share your business value, that's why we are really keen on launching your Proof of Concept ASAP, so you get funded and come to us again for further development...

    Top Services:

    • Software Development
    • IT Services
    • Blockchain
    Location
    Redwood City, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $25,000 - $50,000
    View Profile

  • TechnoBrains Business Solutions

    Empowering Businesses Through Innovative Software Development

    Empowering Businesses Through Innovative Software Development

    TechnoBrains Business Solutions is a global software development and AI solutions company founded in 2009, delivering custom web, mobile, AI, and enterprise software solutions for startups, SMEs, and established enterprises worldwide. Headquartered in Ahmedabad, India, with a presence in the United States...

    Top Services:

    • AI Development
    • Mobile App Development
    • Software Development
    • eCommerce Development
    • Web Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Minimal Budget
    $10,000 - $25,000
    View Profile
    4.8 4.8 (26)

  • NextOlive

    Grow with Technology.

    Grow with Technology.

    We have a Team of 100+ Skilled App Developers who thrive on rolling up their sleeves and solving your IT problems and meeting your business needs like APP Development, Software Development, Cloud Consulting, Generative AI Development, Cyber Security Services, Custom ERP Software Development, and Web...

    Top Services:

    • AI Development
    • Mobile App Development
    • Software Development
    • Blockchain
    • Software Testing
    • Show more
    Location
    Irvine, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile

  • Yellow Systems

    Get Started With the Magic of Custom Development!

    Get Started With the Magic of Custom Development!

    Yellow has a track record of assisting Y Combinator startups, Fortune 500 companies, and various clients. Get in touch with us to know more!...

    Top Services:

    • AI Development
    • Software Development
    • Staff Augmentation
    • Web Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    16 Projects Listed
    View Profile

  • Soft Does

    Custom Software That Works In The Real World

    Custom Software That Works In The Real World

    SoftDoes builds custom software, AI, and web applications for mid-market companies that need enterprise-grade results without the overhead of an in-house team. U.S.-based leadership. Full IP ownership. No lock-in...

    Top Services:

    • Software Development
    • AI Development
    • Mobile App Development
    • Web Development
    • UI/UX Design
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $75/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    1 Project Listed
    View Profile

  • Teamvoy

    We Bring The Tech. You Get The Wins.

    We Bring The Tech. You Get The Wins.

    Teamvoy is an AI engineering and transformation partner. We help companies make smarter technology decisions and turn them into production-ready software...

    Top Services:

    • Software Development
    • AI Development
    • Design Services
    • Web Design
    • UI/UX Design
    • Show more
    Location
    Covina, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile
    4.7 4.7 (29)

  • Third Rock Techno

    Empowering Businesses to Become AI Ready and Data Driven

    Empowering Businesses to Become AI Ready and Data Driven

    Third Rock Techkno is an AI-driven product engineering company specializing in AI-powered education platforms, generative AI solutions, and scalable digital products for startups and enterprises...

    Top Services:

    • AI Development
    • Software Development
    • Mobile App Development
    • Web Design
    • ERP Consulting
    • Show more
    Location
    San Jose, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    6 Projects Listed
    View Profile

  • Code Genesis

    Aiming to Achieve Your Business Goals Through Technology

    Aiming to Achieve Your Business Goals Through Technology

    Code Genesis is a full-stack development company dedicated to building scalable and secure digital platforms. We combine expertise in cloud, automation, and modern software engineering to create solutions that are both innovative and reliable. Our mission is to deliver technology that not only meets todays...

    Top Services:

    • Mobile App Development
    • Software Development
    • UI/UX Design
    • AI Development
    • DevOps Consulting
    • Show more
    Location
    Santa Clara, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    7 Projects Listed
    View Profile

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