株式会社 UPSIDER
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B257. FullStack Engineer - 法人審査基盤(Hestia / CfC)
Open 45d APAC
Japan
東京オフィスFull-stack TypeScript engineer at UPSIDER (Tokyo-based fintech) building its corporate credit-review/underwriting platform: customer onboarding/eKYC screens, internal review-operator admin tools, and shared backend APIs/event integrations. Stack: React 19, Node.js/Hono, Prisma/PostgreSQL, gRPC/Pub/Sub, GCP; full remote, full flex.
AI API CI/CD Claude Code Clean Architecture +24 skills
8.1M – 12M JPY