Principal Full Stack Developer (TypeScript)

About the role

In this role, you will act as a technical leader, shaping the future of our platform and mentoring the engineers around you. You'll tackle our most ambiguous and challenging technical problems, ensuring our systems are scalable, reliable, and built for the long term.

What you'll do

• Driving the technical vision and architecture for our core product, working closely with our ML team to integrate new AI features.
• Leading the design and execution of large-scale technical projects, such as evolving our monorepo strategy or migrating a core service to a new architecture.
• Mentoring other senior engineers, elevating the team's skills through code reviews, architectural guidance, and establishing best practices.
• Partnering with product and engineering leadership to identify and de-risk technical challenges in the product roadmap for the next 1-2 years.

What you'll need

• Extensive experience (typically 10+ years) in software engineering, with a proven track record of architecting and delivering complex, scalable web applications.
• Deep, system-level expertise in our core technologies (TypeScript, Node.js, React) and the ability to reason about the entire stack, from the database to the browser.
• A history of leading complex technical projects and making critical architectural decisions.
• A passion for mentoring and technical leadership. You find joy in helping other engineers grow and in elevating the technical bar for the whole team.
• Excellent communication skills in English, with the ability to articulate complex technical concepts to both technical and non-technical audiences.

What they offer

• Competitive salary above the market average
• Choose to work 100% remotely or from our modern office in Berlin with flexible working hours
• A new MacBook Pro to ensure you have the best tools for the job
• Regular company off-sites and team events
• A permanent contract in a stable, well-funded company