Senior Software Engineer (m/f/d) // Buena

We’re changing that with currently 22 full-time employees in our HQ.

Responsibilities

• Designing, building, and shipping product features end-to-end, from early ideas to rollout and iteration.
• Taking ownership of parts of the product and contributing to architectural decisions that shape how our systems evolve.
• Improve performance and reliability across our core systems.
• Collaborating closely with product and design to translate real-world operational workflows into simple, reliable, AI-enabled software
• Help us shape engineering culture as we grow, be it Engineering Practices, Technical Standards or workflow optimisations.

Requirements

You may be a good fit if you

• Have shipped and operated production web applications end-to-end, and are comfortable owning features from idea through deployment and iteration.
• Are proficient in TypeScript and have strong experience with React and Node.js (or comparable modern full-stack environments).
• Are able to independently design, build, and deliver features with minimal guidance, including making pragmatic product and technical decisions.
• Understand how modern web systems work in practice, including APIs, frontend state management and backend architecture.
• Take ownership seriously: you care about outcomes, move quickly, and are comfortable making decisions in ambiguous situations without waiting for perfect specifications.

Benefits

What You Get

• €80,000–€120,000 base salary + virtual stock options.
• Up to €500 close-to-office bonus, if you decide to live within 10-20 mins walking distance to our office.
• €110/month lunch budget, €50 fitness subsidy.
• €1,200 yearly education budget.
• Buena pays for any book you’d like to read.
• Worldclass builders around you: Full-time employees at Buena have been self-employed, built early-stage ventures or have been a pro athletes.

We’re changing how the world’s largest asset class works with just 22 full-time employees. Buena is for builders.

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Posted Nov 02, 2026

Source: Statistisches Bundesamt (Destatis), table; dl-de/by-2-0; StarIn's calculation