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Open roles at AI companies

Pulled from each company's own job board and checked around the clock. Remote status and salary are shown only when the employer states them.

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1,525 open roles · page 40 of 51

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AI roles San Francisco

Liquid AI

Member of Technical Staff - Post Training, Applied (Audio)

San Francisco · Boston

HybridRLHF & post-trainingFine-tuningReinforcement learningAI agents

Open for 229 daysVerified 58 min ago

Formation Bio

Senior / Principal Data Scientist, EHR AI

New York, NY · Boston, MA · San Francisco, CA +1$186K–$232K/yr

PythonDeep learningLLMsDistributed training

Open for 230 daysVerified 59 min ago

OpenAI

Software Engineer, Workload Enablement

San Francisco · Seattle$293K–$385K/yr

HybridPythonC++PyTorchCUDA

Open for 232 daysVerified 1 h ago

Waabi

Platform Systems Engineer; Sensing and Perception, Maps and Localization

Phoenix, AZ · San Francisco, CA · Pittsburgh, PA$148K–$292K/yr

On-sitePythonC++RustComputer vision

Open for 232 daysVerified 1 min ago

Matter Intelligence

Data/ML Infrastructure Engineer

San Francisco

On-sitePythonMLOpsKubernetesDocker

Open for 232 daysVerified 58 min ago

Gusto, Inc.

Staff Software Engineer, Core AI Platforms

San Francisco, CA - Hybrid · Denver, CO - Hybrid · New York, NY - Hybrid

HybridJavaScriptLLMsModel evaluationAI agents

Open for 232 daysVerified 59 min ago

Waabi

Research Scientist, World Models

Toronto, ON · San Francisco, CA · Pittsburgh, PA +1$155K–$269K/yr

HybridPythonPyTorchJAXLLMs

Open for 233 daysVerified 1 min ago

Waabi

Research Scientist, Neural Reconstruction

Toronto, ON · San Francisco, CA · Pittsburgh, PA +1$155K–$269K/yr

HybridPythonPyTorchJAXDistributed training

Open for 233 daysVerified 1 min ago

FriendliAI

Software Engineer - Full Stack

San Francisco

HybridPythonTypeScriptSQLLLMs

Open for 233 daysVerified 59 min ago

CTGT

Machine Learning Engineer: LLM Interpretability & Systems

San Francisco$175K–$250K/yr

On-sitePythonRustTypeScriptPyTorch

Open for 233 daysVerified 59 min ago

OpenAI

Applied AI Engineer, Codex Core Agent

San Francisco · New York City · Seattle$230K–$385K/yr

PythonLLMsPrompt engineeringModel evaluation

Open for 234 daysVerified 1 h ago

OpenAI

Software Engineer, Codex Core Agents

San Francisco · New York City · Seattle$230K–$385K/yr

RustLLMsAI agentsDistributed systems

Open for 234 daysVerified 1 h ago

Waabi

Senior / Staff Software Engineer, ML Datasets & Data Pipelines

Toronto, ON · San Francisco, CA · Remote US & Canada$148K–$260K/yr

HybridPythonPyTorchJAXTensorFlow

Open for 234 daysVerified 1 min ago

Waabi

Research Scientist, Simulation Agents

Remote US & Canada · Dallas, TX · Phoenix, AZ +3$158K–$269K/yr

HybridPyTorchTensorFlowLLMsReinforcement learning

Open for 234 daysVerified 1 min ago

Mercor

Research Engineer - Environments, Data and Post-Training

San Francisco$180K–$500K/yr

On-siteSQLLLMsRLHF & post-trainingReinforcement learning

Open for 235 daysVerified 1 h ago

Bland

Senior Infrastructure Engineer

San Francisco$120K–$200K/yr

GoTypeScriptInference optimizationMLOps

Open for 235 daysVerified 1 h ago

Reflection AI

Member of Technical Staff - Pre-Training Infra

San Francisco, CA · London · New York, NY

On-siteLLMsDistributed trainingMLOps

Open for 235 daysVerified 1 h ago

Sazabi

Software Engineer, Agents

San Francisco · New York City · United States

On-siteLLMsPrompt engineeringRAG & retrievalAI agents

Open for 236 daysVerified just now

Baseten

Post-Training Research Engineer

San Francisco$200K–$275K/yr

HybridPyTorchTensorFlowRayRLHF & post-training

Open for 236 daysVerified 1 h ago

Scale AI

Research Scientist, AI Safety and Alignment

San Francisco, CA$259K–$324K/yr

Model evaluationAI agentsAI safety & alignmentMLOps

Open for 239 daysVerified 1 h ago

Lynx Analytics

Senior Data Scientist (US)

New York, USA · Philadelphia, Pennsylvania, United States · San Francisco, California, United States

PythonSQLPyTorchJAX

Open for 240 daysVerified 58 min ago

HockeyStack

AI Engineer

San Francisco$180K–$220K/yr

On-siteTypeScriptJavaScriptLangChain / LangGraphLLMs

Open for 241 daysVerified 59 min ago

RZR Global Inc.

Head of Machine Learning

San Francisco

PythonC++RustGo

Open for 243 daysVerified just now

Baseten

Base Labs Research Scientist

San Francisco$210K–$285K/yr

HybridRLHF & post-trainingReinforcement learningInference optimizationInterpretability

Open for 243 daysVerified 1 h ago

Radical Numerics

Member of Technical Staff, Pretraining Science

San Francisco · Tokyo

On-sitePythonPyTorchDeep learningLLMs

Open for 243 daysVerified 1 min ago

Radical Numerics

Member of Technical Staff, Post-Training

San Francisco · Tokyo

On-sitePythonPyTorchLLMsRLHF & post-training

Open for 243 daysVerified 1 min ago

Radical Numerics

Member of Technical Staff, AI Bio

San Francisco

On-sitePythonPyTorchJAXDeep learning

Open for 243 daysVerified 1 min ago

Ambience Healthcare

Staff ML Engineer, Frontier AI

San Francisco$244K–$305K/yr

PythonPyTorchLLMsNLP

Open for 243 daysVerified 1 h ago

Zyphra

Research Engineer - Model Architectures

San Francisco

On-sitePythonPyTorchReinforcement learningDistributed training

Open for 243 daysVerified 1 h ago

Zyphra

Research Engineer - Agency and Reasoning

San Francisco

On-sitePythonPyTorchLLMsRLHF & post-training

Open for 243 daysVerified 1 h ago

Open roles at AI companies

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