Senior Billing Automation Engineer (Poland-Based) in Katowice

Wireless Logic is seeking a Senior Software Engineer for Billing Automation in Poland. You will own the backend services in TypeScript/NestJS and build React UIs to support billing operations. The role focuses on event-driven processing, PostgreSQL design, and the modernisation of a mature platform while collaborating with Product and other engineers. You will work in a squad that values ownership, quality, and clear communication, contributing to CI/CD and production reliability.