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    Summer 2027 API development internships in California

    As of November 12, 2026, Intern Insider listed 25 open Summer 2027 internships in California that mention API development, from 13 companies. The listings that mention API development are Software Engineering, Data Science & Analytics and Data & Software Engineering (Infra) roles at employers such as Expedia, Expedia Group and Affirm. 25 listings state that the role is paid. This page does not invent a salary when the listing is silent. Browse the roles by employer below. You can read the full posting free, then apply in minutes with a free account.
    25 open roles · 13 companies · 2 added this week

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    As of November 12, 2026, Intern Insider listed 25 open Summer 2027 internships in California that mention API development, from 13 companies.

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