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Jobs→株式会社UPSIDER→Full Remote, Full Flex | Seeking Leader for AI x Fintech Development!

Full Remote, Full Flex | Seeking Leader for AI x Fintech Development!English summary from Japanese

株式会社UPSIDER

✓ Detailed
Salary
8,000,000–12,000,000 yen
Location
Tokyo, Fully Remote
Job Type
Full-time
Work Style
null~null
Apply on GREEN

Role summaryEnglish summary from Japanese

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

Seeking a Technical Lead to drive the design, development, and operation of backend systems in the corporate payment, accounting, and billing domains. You will lead technical decision-making, improve team quality, mentor engineers, and potentially expand into full-stack development.

Must-haves

  • Experience leading technical decision-making (architecture, system design)
  • Experience in design and code reviews
  • Experience mentoring junior to mid-level engineers
  • Experience leading incident response and post-mortems

Nice-to-haves

  • Experience in full-stack development
  • Experience with AI-powered features (chatbots, agents)
  • Experience with microservice migration
  • Experience with external API integrations

Tech stack

AI

Work style

Full Remote, Full Flex

About the Company

株式会社UPSIDER

Headquarters
東京都千代田区紀尾井町3-12 紀尾井町ビル11階
Visit Website
Posted5/29/2026
Updated2026/05/29
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