Product Engineer

ABOUT THE ROLE Join an early-stage AI company building tools for the global logistics industry. In this high-ownership product engineering role, you will work closely with the founding team and customers to shape the product and bring AI-powered workflows into production. WHAT YOU'LL DO - Talk with customers and translate their needs into product direction and system architecture. - Build full-stack features that combine user-friendly interfaces with LLM orchestration, agent workflows, and structured data pipelines. - Improve the reliability, latency, and evaluation of AI features running in production. - Turn early prototypes into robust systems, balancing delivery speed with maintainability and scale. - Contribute to technical vision and product strategy, from architecture through delivery and iteration. WHAT WE'RE LOOKING FOR - At least 3 years of production experience building full-stack web applications with Node.js and TypeScript. - Proficiency with React and experience designing MongoDB schemas with attention to flexibility and query performance. - Production experience delivering LLM-powered features, including prompt engineering, structured output parsing, context management, and error recovery. - Experience with distributed systems, serverless infrastructure, concurrency, and failure handling. - Hands-on use of observability tools, including metrics and tracing, to debug production issues across asynchronous workflows. - Experience with LLM orchestration, agent workflows, vector stores, embedding pipelines, and structured data. - A track record of owning technical projects end to end, shipping customer-facing products, and iterating based on user feedback. - Experience building complex B2B systems and working in an early-stage or founding environment. Logistics, supply chain, or operations experience is a plus. LOCATION Hybrid, with on-site work in Berlin Monday through Wednesday. European travel is expected. Visa sponsorship is not available.