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Jobs→株式会社プロダクトフォース→[New LLM Product Development] Customer Base of 3,600 Companies in 3 Years Since Founding - First LLM Engineer Recruitment for a New Product Automating User Interviews with AI #Weekly/Monthly Commute to Office/Flex

[New LLM Product Development] Customer Base of 3,600 Companies in 3 Years Since Founding - First LLM Engineer Recruitment for a New Product Automating User Interviews with AI #Weekly/Monthly Commute to Office/FlexEnglish summary from Japanese

株式会社プロダクトフォース

✓ Detailed
Salary
8 million JPY - 15 million JPY
Apply on FINDY

Role summaryEnglish summary from Japanese

English summary for screening — check the original posting before applying.

ProductForce is seeking their first LLM Engineer to lead the development of a new AI-powered product that automates user interviews. This platform aims to significantly reduce the time and cost of user research, making customer understanding more accessible. The role involves leading the core AI system development and contributing to product strategy within a small, agile team.

Must-haves

  • 5+ years of experience in web application development
  • Experience in architecture design and technology selection
  • Experience designing and developing applications using LLM/RAG/AI Agents
  • Experience evaluating and improving LLM applications

Nice-to-haves

  • Experience launching new products and iterating based on customer feedback
  • Experience leading product development from planning to release in collaboration with PMs and designers
  • Master's or PhD in Computer Science or related technical field
  • Understanding of AI technologies like Machine Learning, Deep Learning, and Transformers
  • Experience reading and implementing research papers

Tech stack

About the Company

株式会社プロダクトフォース

Headquarters
東京都港区虎ノ門4-1-1 神谷町トラストタワー23F
Visit Website
Posted7/31/2026
Sourcefindy
TypeScriptReactNext.jsTailwind CSSGraphQLNestJSGCPCloud RunCloud SQLCloud Pub/SubPostgreSQLTerraformGitHub ActionsBigQueryGeminiClaudeOpenAIGitDocker

Work style

Hybrid: 1 day/week in office (Tokyo, Kamiyacho WeWork). Monthly commute for remote workers. Flex-time with core hours 11:00-16:00.

Other notes

Salary: 8,000,000 - 15,000,000 JPY/year. Full-time, permanent position. 3-month probation period.