Qonto

Overview

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.

About Qonto

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. Founded in 2017, Qonto has grown to 1,600+ Qontoers serving over 600,000+ customers across 8 European countries.

Requirements & Eligibility

• Strong backend engineering experience with exposure to large-scale web application architecture and real production constraints
• Comfortable with similar backend technologies
• Write tests, set up monitoring, handle incidents methodically, and do root cause analysis
• Ownership mindset: track impact after release, flag regressions, and improve what's in scope without being asked
• Comfortable working in squad teams with PMs, Designers, and other stacks; fluent in English

Key Responsibilities

• 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

Interview Process