Research Scientist Intern - TikTok Recommendation(NextGen LLM) - Global Frontier Tech Recruitment Program - 2027 Start (PhD) TikTok IncResearch Scientist Intern - TikTok Recommendation(NextGen LLM) - Global Frontier Tech Recruitment Program - 2027 Start (PhD)San Jose, CAUnified Multimodal Semantic Space: Explore alignment across video, image-text content, and user intent, constructing a fully multimodal semantic space that goes beyond text. Key challenges include: Extreme-scale reasoning: Performance gains and bottlenecks associated with ultra-large model parameters and ultra-long sequence modeling.
Research Scientist Intern (Trust and Safety - CV/NLP/Multimodal LLM) - 2027 Start (PhD) TikTok IncResearch Scientist Intern (Trust and Safety - CV/NLP/Multimodal LLM) - 2027 Start (PhD)San Jose, CAThe algorithm team is responsible for developing state-of-the-art computer vision, NLP and multimodality models and algorithms to protect our platform and users from the content and behaviors that violate community guidelines and related regulations. Explore cutting-edge multimodal or computer vision large models (CLIP, COCA, ALBEF, BLIP, Flamingo, ViT-G, ViT-22B, EVA-enormous, etc).
Research Scientist Intern (TikTok-Recommendation) - 2027 Start (PhD) TikTok IncResearch Scientist Intern (TikTok-Recommendation) - 2027 Start (PhD)San Jose, CAPhD internships at Our Company provide students with the opportunity to actively contribute to our products and research, as well as to the organization s future plans and emerging technologies. Our dynamic internship experience blends hands-on learning, enriching community-building and professional development events, and collaboration with industry experts.
Research Scientist Intern (Compute Platform - Database Acceleration) - 2026 Start (PhD) TikTok IncResearch Scientist Intern (Compute Platform - Database Acceleration) - 2026 Start (PhD)San Jose, CAOur team focuses on internal tools relating to OLAP DBMS, logging and data ingestion infrastructure, A/B testing for all product and feature launches, workflow management, distributed cache, data visualization tools, and big data engineering, which supports TikTok s business products. Preferred Qualifications: Research or deep working experience in OLAP databases and data management systems is preferred, including but not limited to database kernel, query processing, query optimization, storage system, hardware acceleration, cloud native infrastructure, etc.
Research Scientist Intern (Data-TnS-Algo-Foundations & Intelligence Service) - 2027 Start (PhD) TikTok IncResearch Scientist Intern (Data-TnS-Algo-Foundations & Intelligence Service) - 2027 Start (PhD)San Jose, CAPost-Training & RL: Develop advanced reinforcement-learning strategies (e.g., RLHF/RLAIF/DPO variants), and investigate how to balance pretraining and post-training for better capability and safety alignment. Responsibilities: Pretraining & Continued Pretraining (CPT): Explore and develop approaches that improve general capability and safety for LLMs and VLMs via pretraining/CPT.
Research Scientist Graduate (Ads Creative) - 2027 Start TikTok IncResearch Scientist Graduate (Ads Creative) - 2027 StartSan Jose, CAOur team focuses on developing cutting-edge Generative AI techs across all modalities, including text, image, videos, landing pages, etc., and creates industry-leading technical solutions to improve creative efficiency for advertisers, agencies and creators. We are committed to automated creative workflows by leveraging Generative AI technologies, to increase overall revenue for advertisers, agencies and creators.
Research Scientist Graduate (TikTok Recommendation-Agentic AI) - 2026 Start (PhD) TikTok IncResearch Scientist Graduate (TikTok Recommendation-Agentic AI) - 2026 Start (PhD)San Jose, CAWe re integrating cutting-edge techniques such as multimodal large language models (MLLMs), reinforcement learning, and agentic alignment to drive next-generation user experiences at scale. Strong knowledge and hands-on experience in at least one of the following areas: reinforcement learning, agent development, or LLM post-training.
Research Associate, Protein Purification & Quality Control MedraResearch Associate, Protein Purification & Quality ControlSan Francisco, CaliforniaWorking alongside our scientists, you will execute the workflow that takes antibodies and alternative binders from cells to purified, characterized material — automated cell growth, transfection, purification, and analytical QC — and help turn these steps into robust, high-throughput workflows that run autonomously for our customers. • Partner with roboticists and software engineers to translate manual purification and QC steps into reliable, high-throughput autonomous protocols — including sample handling, deck/plate setup, and data pipeline integration.
Research Scientist Graduate (Ads Creative) - 2027 Start (PhD) TikTok IncResearch Scientist Graduate (Ads Creative) - 2027 Start (PhD)San Jose, CAOur team focuses on developing cutting-edge Generative AI techs across all modalities, including text, image, videos, landing pages, etc., and creates industry-leading technical solutions to improve creative efficiency for advertisers, agencies and creators. We are committed to automated creative workflows by leveraging Generative AI technologies, to increase overall revenue for advertisers, agencies and creators.
Research Scientist Intern (TikTok-Data-Content Intelligence) - 2027 Start (PhD) TikTok IncResearch Scientist Intern (TikTok-Data-Content Intelligence) - 2027 Start (PhD)San Jose, CAWork with cross functional teams to design product strategies and build solutions to grow TikTok in important markets Minimum Qualifications: Currently pursuing a PhD degree in the field of computer science or a related technical discipline. PhD internships at Our Company provide students with the opportunity to actively contribute to our products and research, as well as to the organization s future plans and emerging technologies.
NewLab Operations and Research Associate I (SINGAPORE) AntheiaLab Operations and Research Associate I (SINGAPORE)Menlo Park, CAIf you're organized, resourceful, genuinely curious about biology, and want a front-row seat (and a working role) in a fast-moving metabolic engineering team building toward real therapeutic impact, we want to hear from you. Backed by leading investors and recognized by the U.S. government as a priority technology for public health and national and economic security, Antheia is manufacturing the medicines the world needs today while enabling tomorrow’s breakthrough therapeutics. .
Research Intern, Agent RL Training News BreakResearch Intern, Agent RL TrainingMountain View, CA$35–$50 / hourRecognized by Fast Company as #32 on the Top Workplaces for Innovators, we're proud to be Great Place to Work certified and home to a dynamic team of technologists, product innovators, and business leaders who are passionate about solving meaningful challenges at scale. Together, we reached unicorn status in 2021, and we remain committed to continuing this high-growth trajectory with the right team to fulfill our mission: building the infrastructure layer for content intelligence.
Research Intern (AML) - 2026 Start (PhD) Beijing ByteDance Technology Co LtdResearch Intern (AML) - 2026 Start (PhD)San Jose, CAResponsibilities: Responsible for the construction and operations & maintenance (O&M) of the centralized GPU computing pool, generating additional AI computing capacity through more optimized resource scheduling strategies. PhD Internships at ByteDance aim to provide students with the opportunity to actively contribute to our products and research, and to the organization's future plans and emerging technologies.
Optics Research Scientist KLA CorpOptics Research ScientistMilpitas, CA$136,300–$231,700 / yearThe Office of the Chief Technology Officer (CTO) plays a critical role in developing advanced long-range technology in collaboration with product divisions and strategic marketing, working on future technology like light sources, lasers, and sensors. This role is ideal for candidates who are passionate about optics/physics/math, eager to learn, and interested in developing expertise in advanced optical system R&D for semiconductor inspection and manufacturing applications!
Research Associate, Formulation Development Contract 4D Molecular Therapeutics IncResearch Associate, Formulation Development ContractEmeryville, CA$39–$45 / hourThe Company's second product candidate is 4D-710, which is the first known genetic medicine to demonstrate successful delivery and expression of the CFTR transgene in the lungs of people with cystic fibrosis after aerosol delivery. 4DMT is a leading late-stage biotechnology company advancing durable and disease-targeted therapeutics with potential to transform treatment paradigms and provide unprecedented benefits to patients.
Advanced Research Associate Bio-Techne CorpAdvanced Research AssociateNewark, CA$56,700–$93,300 / yearThe purpose of this role is to collaborate with cross-functional teams, design and execute experiments for developing new products based on ISH/IHC-based assays and represent the R&D team. Why Join Bio-Techne: We offer competitive insurance benefits starting on day one: medical, dental, vision, life, short-term disability, long-term disability, pet, and legal and ID shield.
Research Intern - Deep Learning pony.aiResearch Intern - Deep LearningFremont, CAFrame the open-ended real-world problems into well-defined ML problems; develop and apply cutting-edge ML approaches (deep learning, reinforcement learning, imitation learning, etc) to these problems; scale them to data pipelines; and streamline them to run in real-time on the cars. Operating Robotaxi, Robotruck and Personally Owned Vehicles (POV) business units, Pony.ai is an industry leader in the commercialization of autonomous driving and is committed to developing the safest autonomous driving capabilities on a global scale.
2027 Management and Sales Summer Internship (Bay Area) Sherwin-Williams Co2027 Management and Sales Summer Internship (Bay Area)San Jose, CAThe Sherwin-Williams Management & Sales Internship is a paid, 10-12-week summer program offering hands-on experience in our retail stores, providing insight into management, sales, and store operations as well as meaningful customer experiences. The wage range listed for this role takes into account the wide range of factors considered in making compensation decisions including skill sets; experience and training; licensure and certifications; and other business and organizational needs.
Research Associate, Formulation Development (Contract) 4D Molecular Therapeutics Inc.Research Associate, Formulation Development (Contract)Emeryville, CA$39–$45 / hourThe Company's second product candidate is 4D-710, which is the first known genetic medicine to demonstrate successful delivery and expression of the CFTR transgene in the lungs of people with cystic fibrosis after aerosol delivery. 4DMT is a leading late-stage biotechnology company advancing durable and disease-targeted therapeutics with potential to transform treatment paradigms and provide unprecedented benefits to patients.
ML Engineer (Internship and Full-time) Tilde ResearchML Engineer (Internship and Full-time)Palo Alto, CaliforniaYou’ll work on the systems that support training and evaluating large models, scaling experimental pipelines, and building the infrastructure necessary to actually understand models. At Tilde, we believe meaningful progress in AI requires not just novel ideas, but the ability to rapidly test, scale, and iterate on them—and that demands exceptional engineering.