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fable12 indexes public job boards directly from employers’ hiring systems. Listings link to the employer. Ages are the employer’s own publish date — how we know.

Not affiliated with any company listed. Boards last swept 22 Aug, 20:29 UTC.

RSS · Open longest · Engineering notes · For assistants

Under a week1 1–4 weeks5 1–2 months1 2–12 months11 Over a year3

737 postings mention “AI Researcher - Post-Training” in the description

9 roles across 11 listings · show every listing

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3mo
AIML Researcher/Engineer - Foundation Model Post-Training
AppleMachine Learning and AICupertino+2 more listings
Apply AIML Researcher/Engineer - Foundation Model Post-Training at Apple — opens Apple’s own board
4mo
AI Research Engineer, Post-Training
LovableEngineeringStockholm; Londonhalf of Lovable’s roles are under 36 days
Apply AI Research Engineer, Post-Training at Lovable — opens Lovable’s own board
7mo
AIML - Machine Learning Researcher, Post-Training for Foundation Models
AppleMachine Learning and AICupertinohalf of Apple’s roles are under 3 months
Apply AIML - Machine Learning Researcher, Post-Training for Foundation Models at Apple — opens Apple’s own board
2mo
Principal Research Engineer, Post-Training
Character.AITechnical Staff - MLRedwood City, CA
Apply Principal Research Engineer, Post-Training at Character.AI — opens Character.AI’s own board
3mo
Research Scientist, Safety Post Training
Scale AICorporateSan Francisco, CA; New York, NY
Apply Research Scientist, Safety Post Training at Scale AI — opens Scale AI’s own board
6mo
Research Engineer, Production Model Post-Training
AnthropicAI Research & EngineeringZürich, CHhalf of Anthropic’s roles are under 46 days
Apply Research Engineer, Production Model Post-Training at Anthropic — opens Anthropic’s own board
8mo
Member of Technical Staff - Data Quality Engineer (Post-training)
Reflection AIResearchSan Francisco, CA; London; New York, NYhalf of Reflection AI’s roles are under 3 months
Apply Member of Technical Staff - Data Quality Engineer (Post-training) at Reflection AI — opens Reflection AI’s own board
10mo
Staff Machine Learning Research Engineer, Agent Post-training - Enterprise GenAI
Scale AICorporateSan Francisco, CA; New York, NYhalf of Scale AI’s roles are under 4 months
Apply Staff Machine Learning Research Engineer, Agent Post-training - Enterprise GenAI at Scale AI — opens Scale AI’s own board
10mo
Machine Learning Systems Research Engineer, Agent Post-training - Enterprise GenAI
Scale AICorporateSan Francisco, CA; New York, NYhalf of Scale AI’s roles are under 4 months
Apply Machine Learning Systems Research Engineer, Agent Post-training - Enterprise GenAI at Scale AI — opens Scale AI’s own board