Senior Backend Software Engineer (Cloud Monetization Platform)

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Backend Software Engineer (Cloud Monetization Platform) based in Portugal. Join a high-impact engineering team building the commercial infrastructure behind a modern AI cloud platform. You will work on backend systems that turn complex cloud usage—including compute, storage, networking, reservations, contracts, and payments—into reliable commercial workflows. The role combines distributed systems engineering, scalable service design, and challenging problems around consistency, correctness, and performance. You will help create clean abstractions for evolving business models while shaping a platform that is being built and scaled from the ground up. Working alongside experienced engineers in an international environment, you will have meaningful ownership over technical decisions and system architecture. The position offers the opportunity to contribute to infrastructure that supports the rapidly expanding global AI economy. This is an ideal role for a senior backend engineer who enjoys complex technical challenges, autonomy, and building robust systems at scale.