Week 2025-W45

Anthropic· 2 roles

• Research Engineer, Production Model Post-Training, London Post-train · Research 9
  Research Engineer focused on post-training of production AI models, including techniques like Constitutional AI and RLHF. The role involves implementing, scaling, and optimizing these processes, conducting research to improve model quality, and developing pipelines for fine-tuning and evaluation. Requires strong software engineering skills, experience with large-scale distributed systems, and familiarity with training/fine-tuning/evaluating LLMs. The role directly impacts the quality, safety, and capabilities of production models.
• Research Engineer, Model Evaluations Eval Gate · Research 9
  Research Engineer focused on designing and implementing Anthropic's model evaluation platform, influencing training decisions and model development. This role involves leading the architecture of scalable evaluation pipelines, analyzing results, partnering with research teams, and contributing to publications. It sits at the intersection of research and engineering, with a strong emphasis on AI safety and model capabilities.