Senior/Staff - Backend Engineer - Remote Friendly

Location: You can choose to work in Qonto as long as you’re living in (or willing to relocate to) either Germany, France, Italy, Serbia, or Spain.Mission: Join us as a Backend Engineer to build the financial infrastructure that 600,000+ European SMEs depend on every day, from highly scalable APIs to robust banking services that handle real money, in real time, with zero room for mistakes.?? As a Backend Engineer at Qonto, you willDesign, build, deploy, and maintain services handling real financial transactions, owning reliability in production, not just at merge timeCo-own service architecture, resilience, and scalability with respect to Domain-Driven Design principlesGrow in technical leadership: lead design discussions, anticipate risks, and mentor less experienced engineersDrive continuous improvement, from fixing flaky CI to running post-mortems and propagating learnings across the teamOur primary languages are Go and Ruby. Our platform runs on a Kubernetes cluster hosted on AWS, with PostgreSQL as our database of choice. We’re also using Kafka for event-driven architecture and ELK for logging and auditing, among many other tools and services.?? What you can expect: our methodology, the Qonto WayWe value upfront technical design, team reviews, and smart slicing, quality drives the velocity our customers needOur org assigns one team lead per project across stacks, giving your team a clear mission and full autonomy on how it operatesOurlean toolbox, Kaizen, PDCA, lets you monitor and drive continuous improvement collaboratively with your peers and managerEach engineer gets access to Cursor or Copilot, and we want people who use AI toraise the bar, not just to go faster??Your future teamAs a Backend Engineer, you will join one of Qonto’ssquad teams, each organised around a clear project mission, with one team lead and full ownership of a product scope.You’ll be part of a 190-strong backend engineering community within a 500- Product Engineering department, working in squad teams of 5 to 10 people alongside Product, Design, and peers from Frontend and Mobile.?? About YouTechnical expertise:Strong backend engineering experience with exposure to large-scale web application architecture and real production constraintsStack fluency:You don’t need to know our exact stack, but you transfer fast and are comfortable with similar technologiesQuality-driven:You write tests, set up monitoring, handle incidents methodically, and do root cause analysisOwnership mindset:You track impact after release, flag regressions, and improve what’s in your scope without being askedTeam player:Comfortable working in squad teams with PMs, Designers, and other stacks; fluent in English

You track impact after release, flag regressions, and improve what’s in your scope without being asked Team player: Comfortable working in squad teams with PMs, Designers, and other stacks; fluent in English