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Pre-training and Post-training Jobs

Browse 44 Pre-training and Post-training jobs on Inference Jobs.

21-40 of 44 jobs
2w agoScale logoSC

Research Scientist, Safety Post Training

Scale

San Francisco, California, United States (On-site)$216K – $270K Yearly
Research Scientist
AI Safety Research
Post-Training Methods
RLHF
2w agoMagic logoMA

Software Engineer - Post-training Data

Magic

San Francisco, California, United States (On-site)$200K – $550K Yearly
Software Engineer
Data Engineer
Reinforcement Learning
Python
5d agoOpenAI logoOP

Researcher, Connectors - Agent Post-Training

OpenAI

California, United States (Remote)$250K – $380K Yearly
Research
Agents
Codex
ChatGPT
2w agoThinking Machines Lab logoTM

Research, Post-Training

Thinking Machines Lab

San Francisco, California, United States (On-site)$350K – $475K Yearly
Research
Machine Learning Research
Python
PyTorch
2d agoxAI logoXA

Member of Technical Staff - Post-Training and RL

xAI

Palo Alto, California, United States (On-site)$180K – $600K Yearly
Machine Learning Research
Post-Training
Reinforcement Learning
RLHF
2w agoBaseten logoBA

Post-Training Applied Researcher

Baseten

California, United States (Remote)$200K – $275K Yearly
Machine Learning Research
Applied AI
LLM Fine-tuning
Reinforcement Learning
2w agoFigure logoFI

Helix AI Engineer, Pretraining

Figure

San Jose, California, United States (On-site)
AI Research Engineer
Machine Learning Engineer
Python
PyTorch
2w agoThinking Machines Lab logoTM

Research, Post-Training Data

Thinking Machines Lab

San Francisco, California, United States (On-site)$350K – $475K Yearly
Machine Learning Research
AI Research
Python
PyTorch
5d agoCohere logoCO

Member of Technical Staff, Pre-Training Data

Cohere

Toronto, Ontario, CA or Remote (California, United States + 5 more)
Machine Learning Engineer
Data Engineering
Python
Apache Spark
5d agoOpenAI logoOP

Research Engineer / Research Scientist, Post-Training

OpenAI

San Francisco, California, United States (Hybrid)$295K – $555K Yearly
Research
Post-Training
Reinforcement Learning
Machine Learning
5d agoOpenAI logoOP

Software Engineer, Post-Training Research

OpenAI

San Francisco, California, United States (Hybrid)$255K – $405K Yearly
Software Engineering
Research
Python
Debugging
5d agoCohere logoCO

Member of Technical Staff, Integration/RL Team (Research Engineer)

Cohere

Paris, FR or Remote (Eastern Time Zone, United States + 27 more)
Machine Learning Engineer
Research Engineer
Python
JAX
2d agoReflection AI logoRA

Forward Deployed Engineer - LLM Post-training

Reflection AI

San Francisco, California, United States (On-site)
Forward Deployed Engineer
ML Engineer
Python
Fine-tuning
2w agoNVIDIA logoNV

High-Performance LLM Training Engineer - New College Grad 2026

NVIDIA

Santa Clara, California, United States (On-site)$124K – $195.5K Yearly
Machine Learning Engineer
Deep Learning Engineer
HPC
LLM Training
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