Senior Backend Engineer — Build Scalable AI-Powered APIs
Summary
Senior Backend Engineer at Prosus owning backend services end to end: designing API contracts (protobuf), running an API Gateway in Go and Python AI agent services backed by Postgres and Redis, with focus on security, observability, testing, and cost as the platform scales past 150k users across mobile apps and WhatsApp surfaces.
Prosus seeks a Senior Backend Engineer to own services end to end—from API design and deployment to monitoring and cost awareness. You will shape data models, define API contracts (protobuf), and ensure secure, scalable access for mobile apps and WhatsApp surfaces.
You will work across API Gateway (Go) and AI agent services (Python), extending Postgres and Redis based memory, while improving observability, tests, and reliability as we scale beyond 150k users.
