19 r and d intern jobs at 9 companies in Mountain View, CA

2mo
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Intern, Optical Packaging and Characterization Engineer
Milpitas, California, United States
OnsiteInternship
PsiQuantum
PsiQuantum: Builds fault-tolerant quantum computers using silicon photonics technology.
Pursuing or recently completed bachelor’s in Optics/Optical Engineering/Photonics/Physics; experience with optical microscopy, image processing or Python; strong attention to detail and collaborative lab work.
Optics, Optical Microscopy, Python, Image Processing, SOPs, JMP
1mo
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Researcher Intern (Vision and Graphics) - 2026 Start (PhD)
San Jose, California, United States
OnsiteInternship
TikTok
TikTok: Global short-form video hosting and social media platform.
PhD student in CS or related field, able to commit 12+ weeks in Summer 2026; strong research track record in computer vision/graphics/ML, programming ability, teamwork, and independent work; publications preferred.
3mo
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Computational Neuroscience Intern - Data Analysis and Modeling
Emeryville, California, United States
$25-$60/hr HybridInternship
Astera Institute
Astera Institute: Conducts fundamental research in artificial intelligence and longevity science.
Python and Matlab proficiency; NumPy/SciPy/pandas/PyTorch/TensorFlow or similar; basic neuroscience concepts; data analysis/machine learning experience; strong communication.
Python, Matlab, NumPy, SciPy, pandas, PyTorch, TensorFlow, NEST, Brian, NEURON, C++, Linux, Git
2w
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Criminal Justice Reform and Crimmigration Research Intern (Fall 2026)
Oakland, California, United States
$21/hr HybridInternship, Part Time
FWD.us
FWD.us: Advocating for bipartisan immigration and criminal justice reforms.
25-30 hrs/week internship requiring strong quantitative and writing skills, Excel/Google Sheets proficiency, interest in policy, research experience preferred; availability 9:30am–5:30pm PST and ability to work onsite hybrid schedule.
Microsoft Excel, Google Sheets, Stata
1w
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Praktikum MSAT Process Science Technology (m/w/d)
Penzberg or Basel or Oceanside or Vacaville or South San Francisco
€2k/mo OnsiteFull Time, Internship
Roche
RocheSIX Swiss Exchange: ROG: Develops and manufactures pharmaceutical medicines and diagnostic solutions.
Enrolled advanced bachelor's or master's student in bioengineering, process engineering, biotechnology, chemical engineering, or related studies; knowledge of bioreactors, fluid dynamics, and mathematical data modeling; German and/or English proficiency.
Python, R, JMP, Viskosimeter, Tensiometer, Clark probe
1mo
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Intelligent Sensing Intern - Low-power Agent Sensing and Computing Systems - Global Frontier Tech Recruitment Program - 2027 Start (PHD)
San Jose, California, United States
OnsiteInternship
ByteDance
ByteDance: Developing AI-driven content platforms and mobile applications.
PhD candidate in EE/Physics/Computer Engineering/AI with strong foundation in imaging, sensor technology or computer vision; experience with VLM/LLM and world models, high-impact publications, and ability to bridge hardware and algorithms.
1mo
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Intelligent Sensing Intern - Low-power Agent Sensing and Computing Systems - Global Frontier Tech Recruitment Program - 2027 Start (PHD)
San Jose, California, United States
OnsiteInternship
ByteDance
ByteDance: Developing AI-driven content platforms and mobile applications.
PhD candidate in EE/Physics/Comp Eng/AI, strong background in imaging, sensors or computer vision, experience with VLM/LLM/world models, publication record, hardware+algorithm collaboration and strong communication.
2mo
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Vice President, Regulatory and Head of Regulatory Affairs
San Mateo, California, United States
$340k-$370k/yr OnsiteFull Time
Sagimet Biosciences
Sagimet BiosciencesNasdaq: SGMT: Develops oral FASN inhibitor drugs for metabolic and inflammatory diseases.
15+ YOEAdvanced degree in scientific or regulatory field; minimum 15 years regulatory affairs experience in biotech/pharma; proven IND, NDA/BLA submissions; strong US and international regulatory expertise.
2w
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Software Engineer Intern (Ads Measurement Signal and Privacy) - 2027 Summer
San Jose, California, United States
OnsiteInternship
TikTok
TikTok: Global short-form video hosting and social media platform.
Pursuing BS/MS in CS or related field; strong data structures and algorithms; proficient in at least one language (Go, Javascript, Java, C++); strong communication, teamwork, ownership, and problem-solving skills.
Go, Javascript, Java, C++
1w
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Machine Learning Engineer Intern (App Ads and Gaming) - 2027 Summer
San Jose, California, United States
OnsiteInternship
TikTok
TikTok: Global short-form video hosting and social media platform.
Pursuing a Bachelor's or above in CS/CE or related field; strong ML theory and programming (Go,C/C++,Python); experience with TensorFlow/PyTorch/MXNet; able to commit to 12-week summer full-time internship.
Go, C/C++, Python, TensorFlow, PyTorch, MXNet
2w
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Software Engineer Intern (Creative Intelligence and Brand Innovation) - 2027 Summer
San Jose, California, United States
OnsiteInternship
TikTok
TikTok: Global short-form video hosting and social media platform.
Currently pursuing a Bachelor's or Master's in CS/Software/Computer Engineering; solid data structures and algorithms; proficiency in Python, Go, or Java; team experience and strong communication.
Python, Go, Java
1w
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Machine Learning Engineer Intern (Commercial AI-CRM and Transaction) - 2027 Summer
San Jose, California, United States
OnsiteInternship
TikTok
TikTok: Global short-form video hosting and social media platform.
Must be a Master's student in CS/AI/NLP or related; familiarity with Agent frameworks; deep understanding of LLMs and Agent architectures; experience with SFT/RLHF concepts; strong coding in C/C++ or Python.
LangGraph, OpenClaw, Hermes, Codex, Claude Code, ReAct, PlanAct, C, C++, Python
2w
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Frontend Software Engineer Intern (Ads Measurement Signal and Privacy) - 2027 Summer
San Jose, California, United States
OnsiteInternship
TikTok
TikTok: Global short-form video hosting and social media platform.
Currently pursuing an undergraduate or master\u0002s in CS/CE or related field; strong data structures and algorithms; proficiency in at least one language (Go, Javascript, Java, C++); excellent communication and teamwork.
Go, Javascript, Java, C++
2w
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Generative AI Researcher Intern (Intelligent Creation-Vision and Graphics) - 2027 Start (PhD)
San Jose, California, United States
OnsiteInternship
TikTok
TikTok: Global short-form video hosting and social media platform.
Currently pursuing a PhD, strong research track record in computer vision/graphics/ML, competent in algorithms and programming, able to commit to a 12-week internship in 2027.
2w
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Research Scientist Intern (TikTok-Neural Graphics and World Models) - 2027 Start (PhD)
San Jose, California, United States
OnsiteInternship
TikTok
TikTok: Global short-form video hosting and social media platform.
PhD student with research experience in ML and generative modeling; able to commit to a 12-week summer 2027 internship; hands-on experience with model development, training, evaluation, and frameworks such as PyTorch or JAX; strong experimental and communication skills; must be authorized to work in the US.
PyTorch, JAX
5d
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Assistant/Associate Project - Scientist Infrastructure Sensing - Civil and Environmental Engineering
Berkeley, California, United States
$100k-$131k/yr OnsiteFull Time, Contract
University of California
University of California: A public research university system providing education and healthcare.
Required PhD or equivalent international degree; preferred civil engineering PhD and experience developing infrastructure sensor systems, performance-based monitoring, and data-centric infrastructure operations.
distributed fiber optic sensors, wireless sensor network
2mo
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Associate Medical Director/Medical Director, Endocrinology and Metabolism
Redwood City, California, United States
$200k-$270k/yr OnsiteFull Time
Corcept Therapeutics
Corcept TherapeuticsNASDAQ: CORT: Develops pharmaceutical treatments that regulate cortisol hormone activity.
2+ YOEMD or equivalent preferred; board eligible/certified in internal medicine or subspecialty preferred; 2+ years clinical development experience; strong clinical/scientific knowledge, leadership, GCP compliance, and ability to support clinical trial design, safety oversight, and regulatory activities.
1mo
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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
1mo
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Student Researcher (Multimodal Interaction and World Model - Seed) - 2027 Start (BS/MS)
San Jose, California, United States
OnsiteIntern
ByteDance
ByteDance: Developing AI-driven content platforms and mobile applications.
Currently pursuing BS/MS in CS, math, engineering or related; strong coding and algorithms; proficient in Python or C/C++; coursework/projects in machine learning.
Python, C, C++