Senior Frontend Engineer (Kotlin) - Frontend Core

Our mission is to enable everyone to build wealth We reinvent how trading and investing work by creating exceptional products people love. Fostering a culture of excellence and high velocity is the key to our success. Today, we serve over 6 million clients, with more than €50 billion in assets under management - a testament to the scale and trust we’ve built in just a few years. What you’ll do Own and evolve our monorepo, ensuring it stays healthy, performant, and easy to work in as the codebase grows Design, build, and maintain CI/CD pipelines for React Native and web targets, driving reliability and fast feedback loops for the engineering team Author and maintain shared TypeScript libraries — state management patterns, networking layers, error handling utilities — consumed across all frontend products Own the mobile release process end-to-end, including Android build configuration, versioning, and deployment automation Integrate and maintain observability tooling (Sentry, Amplitude) at the platform level, so product teams get reliable instrumentation out of the box Identify and resolve build bottlenecks, dependency issues, and tooling gaps that slow down engineering velocity Collaborate closely with product frontend teams to understand their pain points and translate them into platform improvements What you need to have At least 4 years of professional experience in frontend or mobile engineering, with a meaningful portion spent on platform, infrastructure, or developer too