Full Stack Engineer wanted to lead SaaS foundation development and expansion, spanning FE/BEEnglish summary from Japanese

株式会社foxcale

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Salary

5.3M JPY - 9M JPY

Role summaryEnglish summary from Japanese

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

Lead the development and expansion of a SaaS product's foundation, migrating to a modern architecture. You will be responsible for implementing and leading tasks across various layers, from basic design to agile development, focusing on improving scalability and maintainability.

Must-haves

Experience leading AWS architecture design, construction, and operation, and making technology selections.
5+ years of experience in Web Application/SaaS development, with hands-on experience in both frontend and backend.
Experience designing and implementing modern frontends (Vue 3/Nuxt 3) or optimizing performance/state management in large SPAs.
Experience designing and implementing REST/GraphQL APIs with server-side languages (Node.js, Java, etc.).
Experience leading design, implementation, and code reviews.
Experience as a technical lead in a small team (several people), assigning tasks and managing progress/resources.

Nice-to-haves

Experience leading migration from legacy frameworks (e.g., Vue 2 to Vue 3).
Experience with large-scale data visualization or document viewer performance optimization.

About the Company

株式会社foxcale

Posted8/17/2026

Sourcefindy

Full Stack Engineer wanted to lead SaaS foundation development and expansion, spanning FE/BEEnglish summary from Japanese

Role summaryEnglish summary from Japanese

Must-haves

Nice-to-haves

About the Company

Full Stack Engineer wanted to lead SaaS foundation development and expansion, spanning FE/BEEnglish summary from Japanese

Role summaryEnglish summary from Japanese

Must-haves

Nice-to-haves

About the Company

Tech stack

Work style

Other notes