Top API & Integration Development Companies in San Diego, CA

We ranked 4 API and integration developers in San Diego, CA on client reviews, how many are verified, service focus and profile completeness. Updated October 2026. How rankings work

Specialists who connect the tools a business already uses, build APIs and automate the data flowing between systems.

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  1. San Diego software studio delivering fixed-price web apps, mobile apps, MVPs and business automation in 4 to 16 weeks.

    No reviews yet

    San Diego, CA

    • Custom Software Development
    • Web Development
    • Mobile App Development
    Projects from
    $15,000+
    Team
    50-99 people
  2. San Diego firm that builds, modernizes and supports custom enterprise applications, active since 1994.

    No reviews yet

    San Diego, CA

    • Custom Software Development
    • API & Integration Development
    • AI & Automation
    Team
    50-99 people
  3. San Diego team of software engineers and architects building custom web, mobile, e-commerce and integration projects.

    No reviews yet

    San Diego, CA

    • Custom Software Development
    • Web Development
    • API & Integration Development
    Team
    10-49 people
  4. Scottsdale AI and data studio and certified Palantir partner building operational systems for manufacturing, logistics and biotech.

    No reviews yet

    San Diego, CA

    • AI & Automation
    • Custom Software Development
    • API & Integration Development

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