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LLM Post-Training Jobs

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1mo agoBaseten logoBA

Post-Training Applied Researcher

Baseten

California, United States (Remote)$200K – $275K Yearly
Machine Learning Research
Applied AI
LLM Fine-tuning
Reinforcement Learning
2mo 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
3w agoAnthropic logoAN

Research Engineer, Production Model Post Training

Anthropic

San Francisco, California, United States (Hybrid)$350K – $500K Yearly
AI Research & Engineering
Machine Learning Engineer
Python
RLHF
2d agoNVIDIA logoNV

Senior Software Engineer, RL Post-Training Frameworks

NVIDIA

Santa Clara, California, United States (On-site)$184K – $356.5K Yearly
Senior Software Engineer
ML Infrastructure Engineer
Python
C/C++
1mo agoScale logoSC

Machine Learning Research Scientist / Research Engineer, Post-Training

Scale

San Francisco, California, United States (On-site)$252K – $315K Yearly
Research Scientist
Research Engineer
LLMs
Post-Training
3mo agoHippocratic AI logoHA

LLM Inference Engineer

Hippocratic AI

Palo Alto, California, United States (On-site)
LLM Engineering
Machine Learning Engineering
LLM Inference
Distributed Serving
3mo agoCartesia logoCA

Researcher, Post Training

Cartesia

San Francisco, California, United States (On-site)$180K – $350K Yearly
AI Research
Machine Learning Research
Reinforcement Learning
Machine Learning
2mo agoNVIDIA logoNV

Senior Machine Learning Engineer, Quantized Inference

NVIDIA

Redmond, Washington, United States (On-site)$152K – $287.5K Yearly
Machine Learning Engineer
AI Engineer
Python
PyTorch
3mo agoOpenAI logoOP

Researcher, Training

OpenAI

San Francisco, California, United States (Hybrid)$360K – $440K Yearly
AI Research
Machine Learning Research
LLM Architectures
Deep Learning
3mo agoPeriodic Labs logoPL

LLM Inference Engineer

Periodic Labs

Menlo Park, California, United States (On-site)
LLM Engineering
Machine Learning Infrastructure
LLM Inference
TensorRT-LLM