Senior Software Engineer (Backend) Series A eCommerce x Fintech Meaningful equity Buying clothes online still isn t a great experience. Sizing is inconsistent, returns are costly, and customers are often left guessing. Yet despite all the innovation in eCommerce, this problem remains largely unsolved. We re working with a high-growth, well-funded Series A startup that s changing that enabling Try Before You Buy experiences for leading fashion retailers. The product is live, gaining traction, and now entering a critical phase of growth, including expansion into the US. To support that, they re rebuilding and scaling key parts of their platform. This is where you come in. You ll join a small, experienced engineering team and work directly with the CTO on the systems that sit at the heart of the product. This isn t about maintaining legacy code or picking up tickets. It s about building, improving, and scaling a platform that directly impacts customer experience and revenue. The environment is backend-leaning, built around Node.js, TypeScript and MongoDB, with an API-first, event-driven approach. But more important than the stack is the mindset engineers here are trusted to take ownership, think in systems, and deliver end-to-end. You ll be given the space to focus, the autonomy to make decisions, and the responsibility to get things into production quickly and properly. What they re looking for is someone who has seen scale or at least understands what it takes to get there. ..... full job details .....