Senior Full-Stack Engineer (f/m/x) - remote

Founded in 2017, the company is Europe’s fastest-growing marketplace for refurbished products, active in 23 European countries and having surpassed €2Bn in GMV — all while being profitable. With beautiful headquarters in Vienna, we operate as a remote-first company and have been recognised as a Top DACH Employer by Kununu for four consecutive years.

Our mission is to make sustainable consumption the easy choice by enabling customers to buy products up to 40% cheaper while significantly reducing CO₂ emissions.

If you thrive in an environment that values momentum, ownership, and impact, you’ll feel at home here. We’re a fast-paced, high-performance team that works hard and challenges itself everyday. To enable this high-performance every team member enjoys full autonomy over their location (we’re remote-first).

For our Engineering team, we are looking for an experienced  Senior Full Stack Engineer (f/m/x) with a strong background in designing and implementing scalable backend services and intuitive frontend experiences. You’ll work across our marketplace, delivering reliable, high-performance features across the stack. You’ll design and build scalable backend services in Go and contribute to modern frontend experiences using Vue, with a strong focus on performance, accessibility, code quality, and long-term maintainability.

Together with you and your talent, we want to make consumption sustainable and build the leading marketplace for refurbished products in Europe. Join us on our mission!

WHO YOU ARE

• Experience with Go, PostgreSQL, Redis, gRPC, and event-driven architectures

• Solid understanding of API design, data modeling, and distributed systems

• Significant experience designing and implementing full stack applications

• Experience building applications with JavaScript/TypeScript, along with knowledge of modern HTML, CSS, and familiarity with frontend development practices and tools.

• You write clean, modular, and maintainable code and care about performance and reliability

• Excellent English skills+ located in one of the European time zones

Location & eligibility: This role is open to Europe-based candidates only with a valid right to work.

WHAT YOU'LL DO

• Design, build, and maintain scalable backend services and APIs in Go that power our web and mobile applications.

• Improve system performance, monitoring, and developer experience across the stack

• Drive technical design, code quality, and architectural improvements through RFCs and reviews

• Develop scalable, high-performance frontend features, while following best practices for performance, accessibility, code quality, and long-term maintainability.

• Build and evolve high-traffic, user-facing pages that serve millions of users, ensuring fast load times and excellent usability

• Collaborate with other engineers, product managers, and designers to deliver new features end-to-end

• Implement A/B tests and rollout strategies for new features

• Ensure data integrity, security, and compliance across all user-facing APIs and systems

• Review code, mentor teammates, and contribute to technical interviews

WHY YOU WILL ENJOY WORKING WITH US

Our Culture and Values

• Decisions should be made based on facts and not by hierarchy levels? We sure think so!

• We embrace giving and receiving feedback, testing and welcoming new ideas, as well as sharing our knowledge across the company.

• You fail sometimes? Well, so do we! We’re all just human, let’s learn from our mistakes to improve in the future!

• No matter who you love, where you’re from, who you pray to, whether you pee sitting down or standing up – we are a bunch of talented people who enjoy spending our time making a difference!

Personal & Professional Development

• You'll have access to a dedicated learning budget within your department to support your growth, whether it's courses, conferences, or other learning opportunities that matter to you.

• We partner with NiloHealth, offering you private sessions with experts for your personal growth and mental health.

• We frequently host internal workshops, allowing our teams to further develop their skills in different areas and enhancing collaboration across departments.

Flexibility

• We care about a healthy work/life balance. We not only function and support a fully remote setting but also offer the possibility to work from our beautiful office in the vibrant heart of Vienna – we love dogs, so feel free to bring your furry little buddy too 😊

• We trust you to do the best job, so we don't care so much when you do it – you are able to self-organize.

• You will also be invited to take part in our office weeks, happening three times a year, where you will have the chance to work side by side with your colleagues and enjoy the team-building events and on-site workshops

…and much more! See [link for members] for further insights!