Leads development across backend/API and frontend for a used-smartphone buying service, strengthening transaction reliability, partner integrations, and product-wide technical direction.
About this role
Belong, an Itochu in-house startup building an ecosystem for used smart devices, hires a Senior Software Engineer to build web services, APIs and a data analysis platform that are scalable, highly available and robust. The in-house team serves consumers, business customers and internal users, each with different problems.
The engineer develops APIs for internal and external use in Go and Python, builds web frontends in Next.js and TypeScript, and builds an integrated analytics platform on BigQuery. The work also includes integrating internal and external services over HTTP and gRPC, designing and running CloudSQL database tables, handling releases, maintenance, incident response and on-call duty, and sharing practices and team-building within the team. Projects include the Nikosuma and Nikosuma Kaitori consumer services, inventory and sales management systems, the launch of a B2B SaaS system and a data warehouse, in close contact with executives and product owners. Hybrid work of about two to three office days a week.
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