13 applied ai intern jobs at 11 companies in Berkeley, CA

PromotedHiringCafe
Founding Machine Learning / AI Search Engineer
Cupertino, CA, US
$160k-$310k/yr On-SiteFull Time
HiringCafe
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.
Python, PyTorch, Elasticsearch, LLMs
1mo
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Applied AI Intern
San Francisco, California, United States
$1k-$2k/wk OnsiteInternship
Eragon
Eragon: A technology delivering software solutions with a focus on AI and machine learning.
Pursuing BS/MS in computer science or engineering; proficient in Python; familiar with ML frameworks (PyTorch, TensorFlow); strong ML fundamentals; good problem solving; curious and takes ownership.
Python, PyTorch, TensorFlow
1mo
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Applied AI Intern
San Francisco, California, United States
OnsiteInternship, Full Time
Kinetic Systems
Kinetic Systems: An early-stage startup advancing AI model capabilities for real-world healthcare tasks through datasets, environments, and models.
Published first-author paper, experience training 1B+ parameter models, research background (MS/PhD preferred) in ML-related fields, strong PyTorch/HuggingFace experience, US work authorization, on-site in San Francisco.
PyTorch, HuggingFace, eVerify
2mo
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Sr. Applied AI Engineer
San Francisco, California, United States
$192k-$287k/yr RemoteFull Time
Zapier
Zapier: Connects web applications to automate repetitive workflows without coding.
7+ YOE7+ years software engineering; 3+ years building distributed cloud ML/AI in production; 2+ years in LLM/ML Ops; experience building shared services/internal platforms; full ML/LLM lifecycle; cloud infra experience; strong developer experience focus
TypeScript, Python, Cloud infrastructure
2mo
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Applied Data Science Intern
Palo Alto, California, United States
HybridInternship, Full Time
Evolver
Evolver: AI-powered platform automating complex workflows for professional services firms.
Internship requiring strong programming, curiosity about AI systems, problem-solving, and prior technical or project experience.
1w
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Applied Scientist Intern (Recommendation AI Lab) - 2026 Start (PhD)
San Jose, California, United States
OnsiteInternship
TikTok
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.
LLMs, Python, C, C++
1w
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Applied Research Intern - AI Safety Security - Global Tech Research Program - 2027 Start (PhD)
San Jose, California, United States
OnsiteInternship
ByteDance
ByteDance: Developing AI-driven content platforms and mobile applications.
PhD student in CS or related field with strong LLM/foundation-model knowledge, publications, and excellent coding (Python/Go/Java).
Python, Go, Java
1mo
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AI Research Internship - WM
Sunnyvale, California, United States
$100k-$140k/yr OnsiteInternship, Temporary
Institute of Foundation Models
Institute of Foundation Models: Develops open-source frontier-class AI foundation models and research.
Currently pursuing or recently completed a Master's or PhD in CS, Data Science, AI, Applied Math, Statistics or related; skills in dataset preparation, model design, testing, and analysis.
2mo
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Research Scientist Intern PhD, Applied Research
Bellevue or Menlo Park or New York
$8k-$12k/mo OnsiteInternship
Meta
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).
Python, C++, C, Java, PyTorch, TensorFlow
2mo
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Applied Deep Learning PhD Research Intern, Reinforcement Learning for LLMs - Fall 2026
Santa Clara, California, United States
$30-$94/hr OnsiteFull Time, Internship
NVIDIA
NVIDIANASDAQ: NVDA: Designs GPU-accelerated computing and artificial intelligence hardware.
Pursuing a PhD in AI/ML or related field; strong RL and NLP background; excellent Python and PyTorch skills; comfortable with large-scale training pipelines.
Python, PyTorch
1w
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Applied Scientist Intern - Trust and Safety (Multimodal Foundation Model) - Global Frontier Tech Recruitment Program - 2027 Start (PhD)
San Jose, California, United States
OnsiteInternship
TikTok
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.
Python, Rust, C++, PyTorch, deepspeed, megatron, vllm, PEFT, MoE, CoT, Langchain, GPU
1w
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Staff Data Scientist, Finance & Business Ops
San Francisco or United States
$165k-$339k/yr RemoteFull Time
Pinterest
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.
SQL, Python, JavaScript, TypeScript, Superset, Tableau, Looker
1w
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Program Manager - Risk Advisory and Assurance Operations
San Jose, California, United States
$102k-$194k/yr OnsiteFull Time
Adobe
AdobeNASDAQ: ADBE: Provides software for digital media creation and marketing analytics
Bachelor’s or equivalent experience in finance/accounting/business, knowledge of internal audit concepts and standards, ability to build metrics and reporting, Microsoft 365 proficiency, project management, and interest in applying AI.
Microsoft 365, Optro
1w
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Technology Internal Audit Lead - Product Technology & Trust and Safety
San Jose, California, United States
$108k-$220k/yr OnsiteFull Time
TikTok
TikTok: Global short-form video hosting and social media platform.
5+ YOE5+ years in product or application security or technical audit; strong security fundamentals; experience with data analytics/AI applied to risk detection; stakeholder engagement and audit delivery experience.