Software Engineer; Full-Stack

About the Role

We're seeking a highly skilled and proactive Software Engineer to join our team full-time and in person. This is a fantastic opportunity for someone eager to develop features end-to-end and make a substantial impact in a fast-paced, early-stage startup environment.

In this role, you will build product features from conception to deployment, collaborating closely with our CPO and working across the entire tech stack to deliver AI-powered features that drive enterprise adoption. We are hiring for an on-site role in our HQ in Berlin, Germany.

• Design and implement robust backend systems and APIs to power our AI platform

• Build end-to-end solutions spanning backend (Node.js), database layers, and frontend integration

• Develop and optimize database schemas, queries, and data models for performance and scalability

• Implement API endpoints and integrate with third-party services and AI providers

• Collaborate with the team on technical architecture decisions and system design

• Maintain and optimize our codebase for performance, reliability, and maintainability

• Take over "Support Engineer" rotations, in which all members from the engineering team regularly shift their focus on supporting our customers and the customer support team

• 2–3+ years of proven experience in a software engineering role, building production applications

• Strong backend development experience with Node.js, API design, and system architecture

• Solid experience working with databases, particularly Postgre
  
  SQL, including data modeling and query optimization

• API integration experience with REST APIs and modern patterns like tRPC

• Comfortable with frontend technologies (JavaScript/Type Script, React/Next.js) to build full-stack features when needed

• Fluent English communication skills for technical discussions and collaboration within the team

Candidates with a stronger background in either frontend or backend are welcome, but you should be comfortable working across the full stack.

• Hands-on experience with Language Models and AI/ML integrations (OpenAI, Anthropic, Google, etc.)

• Enterprise software development experience with security and compliance considerations

• Experience with Redis for caching and session management

• Vector databases and semantic search implementation

• German language skills for direct customer communication

• A strong sense for user experience (UX) and experience working with design systems

We help organizations drive internal AI adoption through our enterprise-ready AI platform. Our product suite includes AI Chat, Assistants, Search, API, and Workflows - enabling companies to roll out AI internally and build out custom AI use-cases.

We serve over 800 customers, from DAX companies to small startups, including enterprise clients like Merck KGaA, Der Spiegel, Get Your Guide , Babbel, and Personio. Millions of prompts are sent every week through our platform, providing secure, scalable AI solutions that integrate seamlessly with existing workflows.

Tech Stack :
Next.js, Type Script, Node.js, Postgre

SQL, Redis, Prisma, tRPC, Tailwind CSS