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    Summer 2027 JavaScript internships in California

    As of November 12, 2026, Intern Insider listed 81 open Summer 2027 internships in California that mention JavaScript, from 46 companies. The listings that mention JavaScript are Software Engineering, Data Science & Analytics and Data & Software Engineering (Infra) roles at employers such as TikTok, Booz Allen Hamilton and Affirm. 80 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.
    81 open roles · showing the 60 most relevant · 36 companies · 11 added this week
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    TikTok logoTikTok13 open

    Affirm logoAffirm3 open

    PayPal logoPayPal3 open

    SEPHORA logoSEPHORA3 open

    Workday logoWorkday3 open

    Anduril Industries logoAnduril Industries2 open

    MongoDB logoMongoDB2 open

    NVIDIA logoNVIDIA2 open

    Sigma logoSigma2 open

    Adobe logoAdobe1 open

    Amazon logoAmazon1 open

    Apollo Global Management, Inc. logoApollo Global Management, Inc.1 open

    Axos Bank logoAxos Bank1 open

    Booz Allen Hamilton logoBooz Allen Hamilton1 open

    Healthpeak Properties, Inc. logoHealthpeak Properties, Inc.1 open

    IBM logoIBM1 open

    Inversion logoInversion1 open

    IXL Learning logoIXL Learning1 open

    KLA logoKLA1 open

    Lockheed Martin logoLockheed Martin1 open

    Marvell Technology logoMarvell Technology1 open

    NASA - National Aeronautics and Space Administration logoNASA - National Aeronautics and Space Administration1 open

    NBCUniversal logoNBCUniversal1 open

    Pinterest logoPinterest1 open

    PTC logoPTC1 open

    Pure (YC S23) logoPure (YC S23)1 open

    Roche logoRoche1 open

    Salesforce logoSalesforce1 open

    Scale AI logoScale AI1 open

    ServiceNow logoServiceNow1 open

    Shield AI logoShield AI1 open

    Varda Space Industries logoVarda Space Industries1 open

    Western Digital logoWestern Digital1 open

    Wikimedia Foundation logoWikimedia Foundation1 open

    Wing logoWing1 open

    x.ai logox.ai1 open

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    As of November 12, 2026, Intern Insider listed 81 open Summer 2027 internships in California that mention JavaScript, from 46 companies.

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