InterviewHack.ai
Start free
Jobs / Qonto

Senior/Staff Backend Engineer - remote friendly

Qonto · BerlinRemotesenior

In short

  • ▸Construyes y mantienes servicios backend escalables que gestionan transacciones financieras en tiempo real.
  • ▸Trabajas en equipos autónomos (squad) con liderazgo técnico y enfoque en calidad, diseño y mejora continua.
  • ▸Usas IA para aumentar la productividad, no solo para acelerar el trabajo, con herramientas como Cursor o Copilot.

Fluent in English

Apply on company site ↗Share on WhatsApp

In ~1 minute you get: who interviews you, the likely questions answered from your CV, and your CV tailored to this job. Free, no card.

What they ask for

  • ✓Experiencia sólida en ingeniería backend con arquitectura de aplicaciones web a gran escala.
  • ✓Capacidad para diseñar, construir y mantener servicios resilientes en producción con cero margen de error.
  • ✓Aptitud para trabajar en equipo multidisciplinario (Product, Design, Frontend, Mobile) en entornos ágiles.
  • ✓Dominio de Go y Ruby (o stack similar) con experiencia en sistemas distribuidos.
  • ✓Enfoque en calidad: pruebas, monitoreo, análisis de causas raíz y post-mortems.
  • ✓Inglés fluido para comunicación en equipo y documentación técnica.

Don't tick every box? That's normal — your free dossier shows your gaps and how to cover them in the interview.

GoRubyKubernetesAWSPostgreSQLKafkaELKCI/CDCursorCopilot

Who should you write to at Qonto?

Your free dossier identifies the people who'd interview you — their background, what they value, and how to reach out so you stand out before applying.

Our mission and customers: We are creating the freedom for SMEs to succeed by delivering Europe's leading finance workspace with banking at its core, augmented by financial tools. We are proud to be rated 4.8 on Trustpilot , based on 55,000+ reviews. Our culture puts customer satisfaction at the core of what we do, as proven by our Net Promoter Score of 75 (more about our culture here ). Our journey: Founded in 2017 by Alexandre and Steve , Qonto has grown to 1,600+ Qontoers serving over 600,000+ customers across 8 European countries. We have been profitable since 2023, and we are just getting started. Our beliefs: We hire for skills and potential. With 80+ nationalities, 45% women, of which 56% of women in our leadership team, diversity isn't a program; It's who we are. We've built a discrimination-free hiring process because the best teams are built on merit. AI at Qonto: AI is deeply embedded in how we work ( here ) - Every Qontoer gets unlimited access to the best AI tools. We want people who experiment without waiting for permission, push AI beyond the obvious, know when to trust it, and when to question it. ------------------------------------------------------------------------------------------------------ 🌏 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 will Design, build, deploy, and maintain services handling real financial transactions, owning reliability in production, not just at merge time Co-own service architecture, resilience, and scalability with respect to Domain-Driven Design principles Grow in technical leadership: lead design discussions, anticipate risks, and mentor less experienced engineers Drive continuous improvement, from fixing flaky CI to running post-mortems and propagating learnings across the team Our 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 Way We value upfront technical design, team reviews, and smart slicing, quality drives the velocity our customers need Our org assigns one team lead per project across stacks, giving your team a clear mission and full autonomy on how it operates Our lean toolbox , Kaizen , PDCA, lets you monitor and drive continuous improvement collaboratively with your peers and manager Each engineer gets access to Cursor or Copilot, and we want people who use AI to raise the bar, not just to go faster ➡️ Your future team As a Backend Engineer, you will join one of Qonto's squad 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.

More jobs like this

Remote Backend Developer jobs

Don't apply unprepared

We research who's interviewing you, tailor your CV and rehearse you live — first one free.

InterviewHack.ai

Prepare for the exact interview: who's interviewing you, a tailored CV, and a real coach.

Product

JobsFree ATS checkerSalary checkLATAM salary reportFree coursesBlogTailored CVReal coachPricing

Remote jobs

ReactPythonFull-StackLATAMMexicoSee all →

Prepare

Practice with a coachFrontendBackendAI EngineerBy companySell with your CV

Company

For employersAboutContactPrivacyTerms

© 2026 InterviewHack.ai · Your CV is yours. Never used to train anything.

Similar open roles

Senior Product Engineer - iOS/Swift

Qonto · Berlin

→