Job Summary

We're building the core of a modern fiduciaire company, EasyBiz, and we need a strong Senior Backend Engineer to help us do it.

In this role, you’ll take ownership of complex backend features: from reporting systems and workflow automations to the key logic that powers our product. You’ll work in a fast-moving team, supporting a junior engineer and collaborating directly with product and design. We’re looking for someone who can lead by example, write clean scalable code, and ship features that make a difference.

This is a great opportunity for someone who thrives on technical ownership and enjoys shaping early-stage product architecture. If you're passionate about backend systems and want to build something meaningful in the fintech space, we'd love to talk.

Job description

Responsibilities:

Own the backend development of key features: accounting reports, workflow automation, and data processing;
Build and maintain scalable REST APIs using TypeScript and PostgreSQL;
Mentor a junior backend engineer and support their growth;
Collaborate closely with product managers and designers to turn business needs into working code;
Ensure high-quality code through testing (e.g. Jest) and peer reviews;
Take responsibility for project delivery from concept to production, including CI/CD and post-launch support.

Requirements:

7+ years of backend development experience;
Expert knowledge of TypeScript (Nest.js preferred), Node.js; PostgreSQL
Experience designing scalable systems and building clean, well-documented RESTful APIs;
Comfortable working autonomously and leading projects end-to-end;
Solid understanding of backend architecture, system design, and test-driven development;

Nice to Have:

Experience with ORMs like TypeORM or Prisma;
Familiarity with event-driven architecture and message queues (e.g. RabbitMQ, Kafka);
Experience with CI/CD tools (e.g. GitHub Actions), Docker, or basic DevOps tasks;
Background in fintech or accounting systems.

Benefits and Compensation:

Competitive salary based on experience;
Strong project and product cultures;
Ability to work with EU markets;
Minimal bureaucracy;
Flexible working hours;
Opportunities for professional growth and development in an entrepreneurial environment.

Company culture and values:

At EasyBiz, we’re not a regular fiduciary: we’re a tech company using AI and automation to crush bureaucracy for SMEs. Our mission is simple: make business setup and management effortless so entrepreneurs can focus on creating value instead of drowning in paperwork.

We’re building for impact and profit dominating Central Europe with lean, automated solutions that scale. That means we move fast, cut inefficiency, and measure ourselves by outcomes, not excuses.

Our values drive everything we do:

Make It Happen → Results beat effort. We ship, we deliver, we own outcomes.
Say It Straight → Direct, fact-based feedback. No politics, no sugarcoating.
Stay Fluid → Laws, clients, markets change. We adapt faster than anyone.
Speak Up, Listen In, Execute It → If you see it, you own it. Ideas without action are noise.
Spark Required → We bring energy, curiosity, and drive. No mediocrity.
Jokes Allowed, Pressure Out → Humor is welcome, fake bonding isn’t. Respect is non-negotiable.
Question Every Rule → If a process doesn’t make sense, we challenge it, fix it, or delete it.

Learn more at https://easybiz.lu/