Senior Go Backend Engineer — Billing & Payments (Remote)

Upsun is seeking a Senior Software Engineer to design and build the backend services behind our billing stack, including invoices, taxes, usage reporting, and external integrations. You will own complex components end to end, driving reliability and security while collaborating with Finance, Product, and Support.

This hands-on role requires Go expertise, system design skills, and experience with relational databases, multi-currency handling, and event-driven architectures.