[Guaranteed Salary Increase / Premium Scout] Back Office DX! Full Stack Engineer Wanted to Streamline Complex Operations!English summary from Japanese

株式会社A2Z

✓ Detailed

Salary

600万円〜 1,500万円

Role summaryEnglish summary from Japanese

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

A2Z is seeking a Full Stack Engineer to develop and improve AI-powered SaaS products like "YASURAKU" (back-office operations) and "Uppers" (HR domain). You will collaborate with product managers and designers, handling everything from specification to release, and contribute to both backend and frontend development.

Must-haves

3+ years of practical experience in full-stack web application development using TypeScript
Experience in refactoring and performance improvement of existing code
Experience in driving features from design to release across frontend and backend

Nice-to-haves

Experience developing APIs with Hono
Experience with component design and frontend implementation using Next.js
Experience with architectural patterns like CQRS + Event Sourcing
Experience developing B2B services or SaaS products
Experience developing products with complex domains

Tech stack

TypeScriptHonoNext.jsCQRS + Event Sourcing

Work style

Onsite in Tokyo (Hiroo, Shibuya-ku), 10:00-19:00 JST. No specific Japanese language requirement mentioned.

Other notes

Annual salary range: ¥6,000,000 - ¥15,000,000. Full-time employee. 3-month trial period with same conditions. Smoking prohibited on premises.

About the Company

株式会社A2Z

Posted7/21/2026

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