⭐️[Remote Work Possible | Lead Full-Stack Engineer] Understand Business Challenges, Write Code, Design and Implement Technical Solutions Including AI, and Lead Team's Technical DecisionsEnglish summary from Japanese

株式会社ゲームエイト

✓ Detailed

Salary

600万円〜 800万円

Role summaryEnglish summary from Japanese

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

Lead Full-Stack Engineer to drive new product development and growth for the overseas media (game8.co). You will collaborate with the business side to maximize product value through technology, including designing and implementing AI solutions.

Must-haves

Web application development experience
Experience with frameworks like Ruby on Rails
AWS infrastructure operation and construction experience
Experience in technology selection, architecture design, or development policy formulation for web applications
Experience solving business challenges with technology and achieving results
Experience integrating AI agents or LLMs into development/business flows or product features and continuously operating/improving them

Nice-to-haves

Experience with React
Proven track record of growing a product as an engineer
Experience designing agent loops including task decomposition, tool use, state management, and self-evaluation
Experience designing harness, permission management, evaluation, and monitoring infrastructure for safe and reproducible AI agent execution

About the Company

株式会社ゲームエイト

Headquarters

東京都渋谷区東1-32-12 渋谷プロパティータワー7階

Visit Website

Posted7/30/2026

Sourcefindy

⭐️[Remote Work Possible | Lead Full-Stack Engineer] Understand Business Challenges, Write Code, Design and Implement Technical Solutions Including AI, and Lead Team's Technical DecisionsEnglish summary from Japanese

Role summaryEnglish summary from Japanese

Must-haves

Nice-to-haves

About the Company

Tech stack

Work style

Other notes