LLM / Foundation Model Engineer
Build, fine-tune, and optimize large language models. Pre-training, post-training, RLHF, alignment.
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Open Positions
Core Skills
Transformer ArchitecturesRLHFPost-trainingScaling LawsDistributed TrainingPyTorchDeepSpeedMegatron
Active Positions (9)
Research Engineer, Production Model Post-Trainingmid
Anthropic·San Francisco, CA | New York City, NY | Seattle, WA
Post-trainingConstitutional AIRLHFAlignment methodologiesModel fine-tuningProduction model evaluation
Research Engineer, PretrainingmidRemote
Anthropic·Remote-Friendly (Travel-Required) | San Francisco, CA | Seattle, WA | New York City, NY
PretrainingModel architectureData processingOptimizer developmentLarge-scale machine learningScientific experiments
Research Engineer, Pretraining Scaling - Londonmid
Anthropic·London, UK
Production pretraining pipelineModel operationsPerformance optimizationTraining dynamicsHardware debuggingOn-call incidents
Research Engineer / Research Scientist, Pre-trainingmid
Anthropic·Zürich, CH
Multimodal LLMsModel Architecture ResearchOptimizer DevelopmentTraining Infrastructure ScalingScientific Experimentation for LLMsDev Tooling
Research Engineer / Research Scientist, Tokensmid
Anthropic·New York City, NY; New York City, NY | Seattle, WA; San Francisco, CA
TokensLarge scale ML systemsCluster reliabilityThroughput optimizationScientific experimentsDev tooling
Software Engineer, GenAImid
Abridge·SF Office
Infrastructure-as-Code (IaC)GitOpsCI/CD pipelinesendpoint management infrastructuremacOS endpoint managementWindows endpoint management
Research Science Manager, Foundation ModelsmanagerRemote
Runway·Remote
Computer VisionApplied ML ResearchResearch Management
Applied Research Science Lead, Language seniorRemote
Runway·Remote
Large Language Models (LLMs)Vision-Language Models (VLMs)Multimodal AIHuman-in-the-Loop SystemsResearch code development
Research Engineer, Pretraining Scalingmid
Anthropic·San Francisco, CA
Production pretraining pipelineModel operationsPerformance optimizationTraining dynamicsHardware debuggingOn-call incidents