OverviewIn this role you will design, build, and operate scalable backend services that process real financial transactions for 750,000+ SMEs.

You join a mission-driven team, owning end-to-end reliability and architecture in a setup that blends product and platform work.

You will mentor peers, drive improvements, and help raise quality through production monitoring and post-mortems.

This opportunity offers autonomy, continuous learning, and tight collaboration with cross-functional partners.

Compensaciones / BeneficiosAutonomy on projects

Access to AI tooling (Cursor, Copilot)

Continuous improvement culture (Kaizen, PDCA)

Exposure to Go and Ruby stack

Collaborative engineering guilds

ResponsabilidadesDesign, build, deploy, and maintain services handling real financial transactions with production reliability

Co-own service architecture, resilience, and scalability using Domain-Driven Design principles

Grow technical leadership by leading design discussions and mentoring engineers





Drive continuous improvement through fixing flaky CI, post-mortems, and sharing learnings

Contribute to discovery, make technical decisions, monitor production performance, and raise quality standards

Requisitos principalesStrong backend engineering experience with large-scale web application architecture and real production constraints

Ability to transfer to similar technologies and learn the stack quickly

Quality-driven mindset with testing, monitoring, incident handling, and root cause analysis

Ownership mindset: track impact post-release, flag regressions, and improve scope

Team player with experience in squad-based work with PMs, Designers, and other stacks, fluent in English

Team collaboration

Mentoring and technical leadership

Problem solving under production constraints

Go

Ruby

Kubernetes (AWS)

📌 Senior/Staff - Go Backend Engineer - Remote Friendly - Barcelona
🏢 Qonto
📍 Barcelona