"llm post training" Jobs

150 open tech roles matching “llm post training”, taken straight from company career pages — not reposted from other job boards. Most in demand right now: Python, AI/ML, TypeScript. Every listing is re-checked daily and closed roles are removed.

Showing 20 of 150 results

End Game
End Game San Francisco Bay Area Published 11 months ago
Reflection AI

Join Reflection AI as a Forward Deployed Engineer to fine-tune models and work directly with enterprise customers in a dynamic startup environment.

Reflection AI San Francisco, CA Published 4 months ago
krea.ai

Join Krea as an ML Researcher to finetune diffusion models and enhance AI creative tools in a collaborative environment.

krea.ai San Francisco Published 1 week ago
Flexible on stack
Reflection AI

Join Reflection AI as a Data Quality Engineer to ensure high data standards for AI model training and evaluation.

Reflection AI San Francisco, CA Published 8 months ago
Flexible on stack
Preference Model

Join Preference Model as a Research Engineer to advance self-directed learning in large language models within a fast-paced startup.

Preference Model San Francisco, United States Published 2 days ago
Flexible on stack
Preference Model

Join Preference Model as a Research Engineer to advance self-directed learning in machine learning with a focus on RL environments.

Preference Model San Francisco Published 2 weeks ago
Flexible on stack
Preference Model

Join Preference Model as a Senior ML Infrastructure Engineer to build scalable infrastructure for post-training research on large language models.

Preference Model San Francisco, United States Published 2 days ago
Flexible on stack
Harvey AI

Join Harvey AI as a Research Engineer to drive post-training experiments and enhance legal AI models.

Harvey AI San Francisco $231k–$340k/yr Published 2 months ago
Flexible on stack
Preference Model

Join Preference Model as a Senior ML Infrastructure Engineer to build scalable infrastructure for post-training research on large language models.

Preference Model San Francisco Published 4 days ago
Flexible on stack
Reflection AI

Join Reflection AI to build systems that transform pre-trained models into aligned agents in a fast-paced startup environment.

Reflection AI San Francisco, CA Published 1 month ago
Distyl AI

Join Distyl AI as a Senior Applied AI Researcher to redefine AI utilization in enterprise with cutting-edge research and technology.

Distyl AI San Francisco $150k–$250k/yr Published 11 months ago
Flexible on stack
baseten

Join Baseten as a Product Marketing Manager to engage developer audiences and drive go-to-market strategies for AI products.

baseten San Francisco Published 1 month ago
Databricks

Lead a multidisciplinary research team to advance large-scale machine learning efficiency at Databricks.

Databricks Mountain View, California; San Francisco, California $270k–$340k/yr Published 3 months ago
Flexible on stack 60% coding
Lightfield

Join Lightfield as a Staff Software Engineer to leverage LLMs in building innovative AI-powered CRM solutions.

Lightfield HQ: San Francisco Published 4 months ago
Flexible on stack 70% coding
Salient

Join Salient as an Applied AI Engineer to build and improve production speech models for voice agents in the financial services sector.

Salient SF Headquarters Published 3 months ago
Flexible on stack
Together AI

Join Together AI as a Research Engineer to develop a platform for customizing open-source models with user data.

Together AI San Francisco $200k–$290k/yr Published 2 months ago
Flexible on stack
Perplexity AI

Join Perplexity AI as a Technical Staff member to advance AI products and capabilities in a dynamic research environment.

Perplexity AI San Francisco Published 2 weeks ago
Flexible on stack