Machine Learning Scientist Intern (Global E-Commerce Content Recommendation)

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    TikTok

    Inspire creativity, bring joy.

    10,001+ employeesLos Angeles, CaliforniaEntertainment Providers
    Actively hiringPaidSummer 2027Entertainment Providers
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    Best applied by Nov 6

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    About the role#

    The Global E-Commerce Content Recommendation team develops the models that drive product decisions and platform growth. As an intern, you will contribute to production recommendation systems and work on research that shapes future technologies. This role involves hands-on collaboration with researchers and engineers to solve complex technical challenges.

    What you'll do#

    • Build recommendation systems to improve user experience, the content ecosystem, and platform security.
    • Explore generative techniques like Diffusion Models, prompt learning, and multimodal content generation.
    • Develop multi-model systems that unify recommendations across livestreams, short videos, and search.
    • Deliver end-to-end machine learning solutions for critical product problems.
    • Manage full-stack machine learning systems and optimize algorithms to improve performance.
    • Work with cross-functional teams to design product strategies for key markets.

    What you'll need#

    • Current enrollment in a PhD program for computer science, machine learning, or a related field.
    • Knowledge of theoretical and empirical research methods.
    • Experience with deep learning frameworks like PyTorch or TensorFlow and familiarity with neural network architectures.
    • Research experience in applied machine learning, large-scale recommendation systems, or machine learning infrastructure.
    • A record of first-author publications in top AI conferences or journals.
    • Proficiency in C/C++, Python, and shell programming, along with a strong grasp of data structures and algorithms.
    • Prior internship experience in an AI research organization.

    Location & details#

    • Location: Seattle, Washington.
    • Term: Summer 2027.
    • Work modality: On-site.
    • Employment: Full-time intern.
    Relevant fieldsComputer Science

    About TikTok

    TikTok operates as an entertainment provider. The company maintains a global presence with offices in cities including Los Angeles, Singapore, New York, London, and Tokyo. It employs over 92,000 people. The organization is privately held.

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