Full-stack EngineerBitstack

It all started with an idea in 2021. Initially built to democratize Bitcoin in France, Bitstack has gone from a simple product that invests spare change in bitcoin, to a crypto-native bank bringing a better way to save, spend, and grow money to our 300K+ users. We want to rebuild finance from the ground up to empower people to achieve financial freedom by participating in a more open and inclusive financial system. We’re a small, ambitious team of operators. We believe in moving fast, sweating the details, and creating products people truly love. At Bitstack, you’ll have the opportunity to shape not just our products, but the culture and practices of our entire organization. Bitstack is backed by YC, leading VCs like 13books Capital, Stillmark, Serena, and many more. We are building a product our users love and we are just getting started!

We're hiring a Full-Stack Engineer to build and improve the tools that power our internal teams and our customers' experience. From admin dashboards to AI automation pipelines, you’ll work across the stack to make our operations faster, smarter, and more efficient.

• Solve the hardest problems to allow Bitstack to achieve operational excellence.

• Own a wide-array of tools such as admin panels, dashboards and user-facing utilities.

• Design and maintain backend endpoints and connect them to clean, usable frontends.

• Partner with internal teams (Care, Compliance) to define projects and deliver solutions that improve efficiency.

• Contribute to AI automation pipelines for customer care and compliance.

• Build data visualizations and analytics tools

• Backend: Go, Python

• Frontend: TypeScript, JavaScript

• Databases: SQL (basic DBMS knowledge helpful)

• No-code: Retool, Webflow

• You've got experience scoping, designing, delivering and supporting projects from end to end

• You're used to engaging and managing multiple stakeholders with different needs

• Experience in at least one of these languages (Go, Python, or JavaScript) and enthusiasm to learn the rest

• Strong communication and problem-solving skills

• Ability to self-manage and take ownership of projects

• Fluent in French & English

1. Introductory Call (45 min)
   An initial conversation with one of our engineers to get to know you better and share more details about the role, the team, and how we work at Bitstack

2. System Design (60 min)
   A discussion focused on how you approach problem-solving, communicate your ideas, and prioritize decisions. This helps us assess your technical depth and ability to design scalable systems

3. Take Home Task & Task Review Call (60 min)
   You’ll receive a practical task to complete in your own time. Once submitted, we’ll schedule a review call to walk through your solution together and explore your thought process in more detail

4. Behavioural Interview (60 min)
   A conversation centered on your experiences, decision-making, and collaboration style. We’ll discuss real-world scenarios to understand how you navigate technical challenges, teamwork, and stakeholder interactions.

🌎 Work from our office in Paris (Bourse) or Remote

🕑 Flexible working hours

👩‍⚕️ One of the best health insurance plans with 100% employer contributions

🏄 Monthly team activities and annual offsites

🍉 Swile meal vouchers

🤑 Competitive salary based on experience & Bitstack stock options

We hire talented and passionate people from all kinds of backgrounds, we don’t care about your age or where you studied. If you’re excited about the role but your past experience doesn’t match every bullet point in the job description, we still encourage you to apply. What matters most is that you’re a builder at heart, you share our values, and you’re enthusiastic about our mission.

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