- Code Metal (San Francisco, CA)
- …and evaluation. Research Drive innovation by developing evaluation frameworks and reinforcement learning solutions, including recent advancements in ... Reinforcement Learning with Human Feedback (RLHF). Engage with frontier research...in distributed training, preferably with PyTorch. Strong background in reinforcement learning , with recent RLHF experience highly… more
- Foundation Robotics Lab (San Francisco, CA)
- A leading robotics company in San Francisco seeks diligent engineers specialized in reinforcement learning to design and optimize algorithms for humanoid robots. ... Applicants should have at least 2 years of experience in related fields, a strong grasp of control theory, and proficiency in Python and C++. The role involves collaboration across teams and integrating software with hardware. Competitive annual compensation… more
- Yutori (San Francisco, CA)
- …to build superhuman AI agents. Responsibilities include scaling infrastructure for reinforcement learning and collaborating with product engineers on product ... design. Ideal candidates will have experience in RL, distributed systems, and a passion for building cutting-edge AI solutions. The company offers competitive salary, equity, and comprehensive benefits including visa sponsorship and relocation support.… more
- Yutori (San Francisco, CA)
- …generalist web-agent Scale infra, data, algorithms for large‑scale distributed async reinforcement learning with multimodal LLMs acting in web environments ... Work closely with product engineers to translate cutting‑edge AI capabilities into elegant and reliable product experiences. What we're looking for Experience with large‑scale RL, ideally for post‑training multimodal LLMs Experience building distributed… more
- Alaris (San Francisco, CA)
- …You will develop new AI agents, refine existing frameworks, and apply reinforcement learning techniques. Ideal candidates have 4+ years of engineering ... experience and strong programming skills in Python and PyTorch. This role offers the opportunity to shape groundbreaking research in cybersecurity. #J-18808-Ljbffr more
- Victrays (San Francisco, CA)
- A leading AI research firm in San Francisco seeks a Research Engineer to develop reinforcement learning systems for virtual collaboration. The role involves ... should have strong Python programming skills and experience in machine learning . This position offers competitive compensation, flexible hours, and a hybrid… more
- EvenUp (San Francisco, CA)
- …model development, and ongoing innovation. That's why we're seeking a Senior Machine Learning Engineer eager to join EvenUp's mission. Our interdisciplinary team ... and handle ambiguous, noisy, or incomplete data. Lead LLM Fine-tuning Apply reinforcement learning with verifiable reward signals to fine-tune LLMs for… more
- Icon Ventures (San Francisco, CA)
- …deep learning ‑based retrieval and embeddings to multi‑task ranking and reinforcement learning ) and help evolve Quizlet's personalization stack. You'll help ... or open‑source contributions in RecSys, search, or ranking Familiarity with reinforcement learning for recommendations or contextual bandits Experience with… more
- Highlight US Inc (San Francisco, CA)
- Job Title: Senior Machine Learning Engineer / Researcher Location: NYC or SF (On-site) About Highlight AI Highlight AI is a cutting-edge desktop assistant ... expanding our team. The Role As a Senior Machine Learning Engineer , you will drive the design,...models (eg, transformer architectures, computer vision, time series forecasting, reinforcement learning ) Build pipelines for data ingestion,… more
- Icon Ventures (San Francisco, CA)
- …and measurable learning outcomes. About the Role As a Senior Machine Learning Engineer on the Personalization & Recommendations team, you will design, build, ... or open-source contributions in RecSys, search, or ranking Familiarity with reinforcement learning for recommendations or contextual bandits Experience with… more
- Pinterest (San Francisco, CA)
- …user modeling, personalization, recommender systems, search, ranking, natural language processing, reinforcement learning , and graph representation learning ) ... million users around the world and 300 billion ideas saved, Pinterest Machine Learning engineers build personalized experiences to help Pinners create a life they… more
- Sephora USA, Inc (San Francisco, CA)
- …future success. Your role at Sephora This is an opportunity for a Lead Machine Learning Engineer to come in and drive AI/ML initiatives for the enterprise. ... to help our customers discover products by developing AI agents Adopting reinforcement learning for hyper personalization Building RAG based knowledge bases… more
- Amazon (San Francisco, CA)
- …languages, domains, and vision applications through continued pre‑training, fine‑tuning, and Reinforcement Learning with Human Feedback (RLHF) Model Optimization ... lead or leading an engineering team Hands‑on experience with deep learning and machine learning methods (eg, for training, fine tuning, and inference) Experience… more
- Menlo Ventures (San Francisco, CA)
- …and seeing how effective they are at subverting our interventions. Run multi-agent reinforcement learning experiments to test out techniques likeAI Debate . ... could describe yourself as both a scientist and an engineer . As a Research Engineer on Alignment...AI safety Have experience with LLMs Have experience with reinforcement learning Have experience with Kubernetes clusters… more
- Rockstar (San Francisco, CA)
- …models"-not data or raw compute, but a full-stack backend for fine-tuning, reinforcement learning , inference, and long-term model maintenance. Their customers ... pipelines, cloud-native infrastructure, and internal developer platforms that support fine-tuning, reinforcement learning , and inference at scale. This role sits… more
- Amadeus Search (San Francisco, CA)
- …About the Company This YC-backed startup is focused on post-training data and reinforcement learning (RL) environments for foundation model labs and applied AI ... Role: Senior Research Engineer Employment Type: Full-time Location: On-site, San Francisco...and driving research at the intersection of infrastructure and reinforcement learning . This role includes working on… more
- Victrays (San Francisco, CA)
- …organizational data and workflows. Your job will be to design and implement reinforcement learning environments that transform Claude into the best virtual ... Research Engineer , Virtual Collaborator at Anthropic - San Francisco,...knowledge to creating financial models. Responsibilities: Designing and implementing reinforcement learning pipelines specifically targeted at virtual… more
- Alaris (San Francisco, CA)
- …improving our agent frameworks - along with novel research - applying techniques like reinforcement learning in the cyber domain. In this position you will ... system for calculating performance metrics for our agents. Implement cutting edge reinforcement learning algorithms for improving agent performance, long term… more
- Mursion, Inc. (San Francisco, CA)
- …ensure high-quality, maintainable deliverables. Qualifications 4+ years of experience as a Machine Learning Engineer , AI Engineer , or related role. Proven ... with LLMS, NLP, speech technologies (ASR/TTS/VAD), conversational agents, and/or reinforcement learning . Familiarity with model fine-tuning, evaluation… more
- DepthFirst AI, Inc. (San Francisco, CA)
- …for strong engineers with strong intuition, experience in model evaluation and benchmarks. Reinforcement Learning experience is a plus. Your work will play a ... Infrastructure. About this role: We're seeking an experienced Research Engineer to join our effort in building and training...our users face Design & Develop training procedures and reinforcement learning environments to train security coding… more
