10 applied scientist intern jobs at 4 companies in Berkeley, CA
🚀PromotedHiringCafe
Founding Machine Learning / AI Search Engineer
Cupertino, CA, US
$160k-$310k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Build the ML and AI search behind HiringCafe — ranking, recommenders, retrieval, and LLM agents that surface jobs people would never find on their own.
Applied Scientist Intern (Recommendation AI Lab) - 2026 Start (PhD)
San Jose, California, United States
OnsiteInternship
TikTok: Global short-form video hosting and social media platform.
Must be a PhD student in CS or related field with modeling experience in ads/search/recommenders or NLP/CV, strong algorithms and programming (Python or C/C++), and research/publication experience.
MetaNASDAQ: META: Develops social networking platforms and virtual reality technologies.
PhD in CS/AI/vision/audio or related field; work authorization; ML/NLP/vision experience; programming in Python/C/C++/Java; deep learning frameworks (PyTorch/TensorFlow).
Applied Scientist Intern - Monetization Technology - Global Frontier Tech Recruitment Program - 2027 Start (PhD)
San Jose, California, United States
OnsiteInternship
TikTok: Global short-form video hosting and social media platform.
PhD student in CS or related, modeling experience in ads/search/recommender/NLP/CV, strong algorithms and programming (C/C++, Python), research track record preferred.
Applied Scientist Intern - Monetization GenAI - Global Frontier Tech Recruitment Program - 2027 Start (PhD)
San Jose, California, United States
OnsiteInternship
TikTok: Global short-form video hosting and social media platform.
PhD student in CS or related field, modeling experience in ads/recommendation/NLP/CV/multimodal, strong LLM algorithm knowledge and publications in top conferences.
Applied Scientist Intern - Trust and Safety (Multimodal Foundation Model) - Global Frontier Tech Recruitment Program - 2027 Start (PhD)
San Jose, California, United States
OnsiteInternship
TikTok: Global short-form video hosting and social media platform.
Currently pursuing a PhD in CS/AI/Data Science; strong LLM and multimodal ML knowledge; proficiency in Python, Rust, or C++; experience with PyTorch and distributed training; familiarity with MoE, RL, PEFT, Langchain a plus.
Research Scientist Intern (Applied Machine Learning-Enterprise) - 2026 Start (PhD)
San Jose, California, United States
OnsiteIntern
ByteDance: Developing AI-driven content platforms and mobile applications.
PhD student in CS or related field; proficiency with PyTorch or TensorFlow; programming in C++, Python, or Go; strong software engineering, teamwork, and communication skills.
Research Scientist Intern (Applied Machine Learning-Enterprise) - 2026 Summer (BS/MS)
San Jose, California, United States
OnsiteInternship
ByteDance: Developing AI-driven content platforms and mobile applications.
Currently pursuing BS/MS in CS or related, proficient with PyTorch or TensorFlow, programming in C++, Python or Go, strong coding and teamwork skills, must have work authorization at hire.
PinterestNYSE: PINS: Visual discovery engine for finding inspiration and creative ideas.
8+ YOE8+ years in data science/analytics or applied ML, strong time-series forecasting and quantitative skills, advanced SQL and Python, experience building internal web tools and analytics, AI/LLM applied experience, executive communication.
Senior Data Scientist, Model Risk & Data Analytics, Internal Audit - AMS
San Jose, California, United States
$137k-$293k/yrOnsiteFull Time
TikTok: Global short-form video hosting and social media platform.
5+ YOEBachelor's in a quantitative field,5+ years applied data science/ML experience with LLMs and traditional ML,proficiency in SQL and Python,experience auditing/validating models and defining performance and fairness metrics.