Apply

Ready to go for it?

AI Apply speeds things up—apply directly if you prefer.

FREE ACCESS
5,000–10,000 jobs/day
JobTailor Logo

See all jobs on JobTailor

Search thousands of fresh jobs every day.

Discover
  • Fresh listings
  • Fast filters
  • No subscription required
Create a free account and start exploring right away.
Anthropic

Research Engineer, Knowledge Team

Anthropic

. Designing and implementing new information architecture strategies .

Posted 5/6/2026full-timeSan Francisco • California, New York, Washington • 🇺🇸 United StatesMid-LevelSenior💰 $350,000 - $850,000 per yearWebsite

Tech Stack

Tools & technologies
Python

About the role

Key responsibilities & impact
  • Designing and implementing new information architecture strategies
  • Performing finetuning and reinforcement learning for language models
  • Building knowledge base eval sets to identify failure modes of language models
  • Designing and evaluating advanced agentic search capabilities

Requirements

What you’ll need
  • Very experienced Python programmer
  • Good machine learning research experience
  • Experience developing software that utilizes Large Language Models (LLMs) such as Claude
  • Results-oriented
  • Willing to pick up slack
  • Enjoy pair programming
  • Strong written and verbal communication

Benefits

Comp & perks
  • Competitive compensation and benefits
  • Optional equity donation matching
  • Generous vacation and parental leave
  • Flexible working hours
  • Lovely office space to collaborate with colleagues

ATS Keywords

✓ Tailor your resume
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
Pythonmachine learningreinforcement learninginformation architecturesoftware developmentLarge Language Modelsagentic search capabilitiesknowledge base evaluationfinetuningprogramming
Soft Skills
results-orientedteam playerpair programmingstrong communication