Server-Side Engineer, Rails Experience Optional

i Cubed Systems

Backend

About this role

Guide CLOMO server-side design policies and architectural decisions, building agreement within the team. Review designs and code, evaluate technologies and middleware, propose longer-term architecture changes, and mentor junior and mid-career engineers. Coordinate with product managers, SRE and other teams, sharing engineering judgement across languages and frameworks.

Applicants need at least five years of web backend development, for example Java/Spring Boot, Python/Django, PHP/Laravel or Ruby/Rails, plus relational-schema, consistency and performance knowledge. Reliable, available and maintainable system design, explaining trade-offs to build agreement, and engineer development are mandatory. Rails experience is preferred rather than required. The Fukuoka or Tokyo position uses a Rails-centred product environment and annual pay of ¥4,274,800–8,987,600.

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