- Remote, Poland
- Remote
- Full-time · Senior
- 5+ years
Senior Backend Engineer focused on mobile monetisation for Feeld’s subscription and in‑app purchase systems.
Responsibilities
- Take ownership of backend systems supporting monetisation
- Design, develop, and maintain scalable backend services and integrations for subscriptions, billing, payment processing, entitlements, pricing, and promotional features
- Ensure accuracy, stability, and reliability of monetisation flows
- Support development and optimisation of subscription and payment flows
- Implement and maintain feature flags, testing, and analytics instrumentation
Requirements
- Nice to have: AWS cloud infrastructure
- Nice to have: SQL
- Nice to have: NoSQL databases
- Nice to have: Apple App Store
- Nice to have: Google Play billing ecosystems