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Research Engineer, Takeoff Intel Anthropic · San Francisco, CA · Posted 1 week ago Design and build evaluation instruments and data pipelines that measure AI R&D capabilities at scale, turning model outputs and telemetry into reliable metrics. You'll prototype ra...

Senior Research Engineer, Safety Decagon · San Francisco · Posted 1 week ago · 200K - 400K Yearly Build safeguards and evaluations for conversational AI agents to prevent prompt injection, unsafe tool use, data disclosure, and hallucinations. This role requires 4+ years in AI/M...

Research Engineer, Audio and Speech Decagon · San Francisco · Posted 1 week ago · 200K - 400K Yearly Build real-time voice agents from research to production, designing streaming speech models and agent systems that handle interruptions, overlapping audio, and natural turn-taking....

Research Engineer, Safety Decagon · San Francisco · Posted 1 week ago · 200K - 400K Yearly Build safeguards for conversational AI agents by researching and implementing defenses against prompt injection, unsafe tool use, and policy violations. You'll develop adversarial...

Applied AI, Research Engineer Anthropic · San Francisco, CA · Posted 1 week ago Embed with product teams to develop deep expertise on new AI capabilities and own technical go-to-market for model launches. You'll build demos and evals, solve problems for strate...

Staff+ Research Engineer, RL Data Platform Anthropic · San Francisco, CA · Posted 3 weeks ago Build full-stack systems that collect and serve human feedback data for AI training, handling interfaces, backends, and pipelines that turn raw annotator input into training signal...

Research Engineer, Model Evaluation and Improvement Benchling · San Francisco, CA · Posted 3 weeks ago · 136K - 265K Yearly Build datasets and evaluations that help frontier AI models reason better about real scientific problems. You'll analyze where LLMs fail on biological tasks, design rigorous evalua...

Research Engineer, Mid-Training Cognition · San Francisco · Posted 1 month ago You'll own late-stage model training decisions that determine capability in coding, math, and reasoning—designing data mixtures, optimizing learning schedules, extending context le...

Research Engineer, Post-Training Cognition · San Francisco · Posted 1 month ago You'll develop post-training recipes, evaluations, and alignment methods that determine how AI agents learn and behave in real-world tasks. The role requires deep expertise in tech...

Staff Research Engineer, Scientific Computing and ML/Physics Infrastructure Lila Sciences · Cambridge, MA USA · Posted 1 month ago You'll transform research prototypes into scalable, production-ready systems for drug discovery, collaborating with computational biophysics and ML scientists. Day-to-day work invo...

Sr. Research Engineer Adobe · San Francisco · Posted 1 month ago Own training data end-to-end for generative audio models, building and monitoring large-scale pipelines for ingesting, filtering, and preprocessing audio and video. This role requi...

Research Engineer, Large-Scale Training Together AI · San Francisco · Posted 1 month ago Turn cutting-edge research on efficient foundation model training into production systems. You'll optimize Together's large-scale training infrastructure, profile distributed workl...

Research Engineer / Scientist (Robot Learning) World Labs · San Francisco · Posted 1 month ago · 250K - 350K Yearly Design and implement robot learning systems focused on sim-to-real transfer, imitation learning, and reinforcement learning for manipulation. You'll develop training pipelines, opt...

Research Engineer Decagon · San Francisco · Posted 1 month ago · 200K - 400K Yearly Build conversational AI models for production, owning initiatives from research through deployment that improve agent reliability and efficiency. Requires 2+ years in AI/ML enginee...

Staff/Senior Machine Learning Research Engineer, Intelligent Systems Scale AI · San Francisco, CA · Posted 2 months ago Work on hard ML problems across agent training, evaluation, inference, and orchestration at production scale, moving fluidly between problem areas based on technical leverage. You'...

Research Engineer, Chip Design RL (Reinforcement Learning) Anthropic · San Francisco, CA · Posted 2 months ago Design reinforcement learning environments and evaluations for chip design tasks, including RTL generation, verification, and physical design optimization. You'll need deep experti...

Research Engineer, Generalist Exa · San Francisco, California · Posted 2 months ago · 180K - 350K Yearly

Research Engineer, Post-Training Inference Together AI · San Francisco · Posted 2 months ago Develop systems for customizing open-source models with a focus on inference optimization and post-training workflows. You'll build integrations between fine-tuning, reinforcement...

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