- Serve Robotics (Redwood City, CA)
- …best way to solve complicated dynamic problems is collaboratively and respectfully. The Lead Engineer , RL Scaling & Procedural Scenario Generation is responsible ... the real world. 3+ years technical leadership/architecture experience Strong experience with Reinforcement Learning (PPO, SAC, A3C, DQN, multi-agent RL, or… more
- Sephora USA, Inc (San Francisco, CA)
- …Sephora and our 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 ... our customers discover products by developing AI agents Adopting reinforcement learning for hyper personalization Building RAG...Protocol (MCP) Enablement to accelerate AI adoption As a Lead Machine Learning Engineer , you… more
- EvenUp (San Francisco, CA)
- …hallucinations, improve factual consistency, and handle ambiguous, noisy, or incomplete data. Lead LLM Fine-tuning Apply reinforcement learning with ... ongoing innovation. That's why we're seeking a Senior Machine Learning Engineer eager to join EvenUp's mission....areas of machine learning , such as deep learning , reinforcement learning , probabilistic modeling,… 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
- Amazon (San Francisco, CA)
- …languages, domains, and vision applications through continued pre‑training, fine‑tuning, and Reinforcement Learning with Human Feedback (RLHF) Model Optimization ... and existing systems experience Experience as a mentor, tech lead or leading an engineering team Hands‑on experience with...or leading an engineering team Hands‑on experience with deep learning and machine learning methods (eg, for… more
- Rethink recruit (San Francisco, CA)
- …or similar) Deep expertise in computer vision, machine learning , deep learning , or reinforcement learning Familiarity with techniques like VLMs, ... of climate-impact robotics innovation. We are looking for a Lead Robotics AI Engineer to join our...For MS or Ph.D. in Robotics, Computer Vision, Machine Learning , or a related field - or equivalent… more
- Samsonrose (San Francisco, CA)
- …or similar) Deep expertise in computer vision, machine learning , deep learning , or reinforcement learning Familiarity with advanced techniques such ... robotics startup focused on climate-impact innovation to find a Lead Robotics AI Engineer . This role is...have: MS or Ph.D. in Robotics, Computer Vision, Machine Learning , or a related field - or equivalent experience… 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
- SonicJobs (San Francisco, CA)
- …LoRA, PEFT, DPO, RLHF and similar depending on your judgment. Design and run reinforcement learning systems to improve agent reasoning and performance. Own the ... strong industry experience. Real experience fine-tuning LLMs. Deep understanding of Reinforcement Learning (especially applied, not just theoretical). Experience… more
- Chef Robotics (TM) , Inc. (San Francisco, CA)
- …software engineering fundamentals Deep understanding of both classical and machine/ reinforcement learning approaches to robot manipulation Extensive experience ... Background in food handling, manufacturing, or industrial automation Experience with reinforcement learning for manipulation tasks Knowledge of grasp planning… more
- Fabrion (San Francisco, CA)
- …models. You'll work at the intersection of LLMs, vector search, graph reasoning, and reinforcement learning - building the intelligence layer that sits on top of ... and multi‑tenant governance. We're looking for an ML/AI Research Engineer to join our AI Lab and lead...memory and retrieval chains with token‑efficient chunking strategies Create reinforcement learning pipelines to optimize agent behaviors… more
- Attentive (San Francisco, CA)
- …models and deep learning today, and we are growing into reinforcement learning and agentic infrastructure quickly. This is a ground-floor opportunity ... from the ground up Scale real-time feature streaming to handle low-latency, high-volume reinforcement learning workloads Build a universal data access layer and… more
- Menlo Ventures (San Francisco, CA)
- …or other fields focused on measurement and assessment Experience with reinforcement learning evaluation or multi‑agent systems Contributions to open‑source ... working together to build beneficial AI systems. About the role As a Research Engineer on the Model Evaluations team, you'll lead the design and implementation… more
- Gusto (San Francisco, CA)
- …academia. Deep expertise in one or more advanced ML methods (supervised, unsupervised, reinforcement learning , deep learning , NLP, LLMs, RAG, etc.). Proven ... Staff Applied AI/ML Engineer - Customer Experience Platform About Gusto At...day‑to‑day: Design and develop scalable, production‑grade AI and machine learning models for solving complex business problems. Lead… more
- Idler (San Francisco, CA)
- What we do Idler builds reinforcement learning environments that teach AI models to code like 0.01% engineers. Our training environments are based on real-world ... Support new product lines as we expand beyond coding environments Staff Engineer Responsibilities & Requirements Lead the process of identifying, specifying,… more
- Apple Inc. (San Francisco, CA)
- …Intermediate or Advanced Proficiency in Swift Familiarity with RAG systems, reinforcement learning , agentic architectures, and model fine‑tuning Expertise in ... San Francisco, California, United States Machine Learning and AI Apple Services Engineering (ASE) powers...Apple Services Engineering, is looking for an ML Research Engineer to lead the design and continuous… more
- Amadeus Search (San Francisco, CA)
- …- $230k base + competitive equity Visa: Not available Company Overview Kaizen builds reinforcement learning environments that allow AI to train from its own ... Role: Founding Full-Stack Engineer Employment Type: Full-time, On-site Location: San Francisco,...training systems Transform cutting-edge AI research into production-ready tools Lead technical decisions in a microservices architecture Help define… more
- Menlo Ventures (San Francisco, CA)
- …Experience with language modeling using transformer architectures Knowledge of reinforcement learning techniques Background in large-scale ETL processes ... AI systems are aligned with human interests. We are seeking a Research Engineer to join our Pre-training team, responsible for developing the next generation of… more
- Emissary (San Francisco, CA)
- …ECharts), or AI/ML interfaces. Bonus: Familiarity with AI workflows, LLM fine-tuning, or reinforcement learning concepts. What we offer: An opportunity to be a ... Software Engineer - Full Stack (Frontend Focus) Location Team...intersection of frontend engineering and AI developer experience. You'll lead the design and implementation of intuitive, powerful interfaces… more
