About the Role
A fast-growing, seed-stage enterprise AI platform company based in Berlin is looking for a Full-Stack Software Engineer to join their small, high-impact engineering team. Founded in 2023, the company builds an all-in-one platform that enables organisations to securely adopt and integrate generative AI — including AI chat, workflows, and custom agents — across their entire operations.
This is a full-time, on-site role in Berlin with substantial ownership from day one. You'll shape product features, drive architecture decisions, and ship quickly in a fast-paced early-stage environment. Visa sponsorship is available.
What You'll Do
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Design and implement robust backend systems and APIs powering a scalable AI platform.
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Build end-to-end solutions spanning backend (Node.js), database layers, and frontend integration.
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Develop and optimize database schemas, queries, and data models for performance and scalability.
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Implement API endpoints and integrate with third-party services and AI/ML providers.
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Collaborate with the team on technical architecture decisions and system design.
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Maintain and optimize the codebase for performance, reliability, and maintainability.
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Participate in rotating Support Engineer shifts, in which engineers periodically focus on supporting customers and the customer success team.
What We're Looking For
Required:
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3+ years of full-stack web development experience.
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Strong proficiency with Node.js, React / Next.js, and TypeScript.
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Solid command of PostgreSQL and SQL — data modeling, querying, and optimization.
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Experience with Tailwind CSS for frontend styling and implementation.
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Proven track record owning features end-to-end, from conception through production deployment.
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Experience building AI-powered features or integrating AI/ML services into applications.
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Experience designing robust APIs and integrating with third-party services and AI providers.
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Strong CS fundamentals and communication skills across product and cross-functional teams.
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Willingness to participate in periodic support engineer rotations.
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Ability to work on-site in Berlin, Germany (visa sponsorship available).
Compensation & Benefits
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Salary: €66,000 – €120,000 per year, depending on experience.
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Visa sponsorship available for eligible candidates.
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High degree of ownership and direct impact at an early-stage company.
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Opportunity to contribute to foundational architecture decisions as the team scales.
Location
This is a fully on-site role based in Berlin, Germany. Visa sponsorship is available for the right candidate.
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