Product Engineer

About the Role

Join an early-stage AI company building software for the logistics industry. This high-ownership role spans customer conversations, product development, and production systems, helping bring AI agents into real-world operations.

What You'll Do

• Speak with customers and translate their needs into product direction and system architecture.

• Build full-stack features that combine user interfaces with LLM orchestration, agent workflows, and structured data pipelines.

• Improve the reliability, latency, and evaluation of AI features used in production.

• Develop early prototypes into robust production systems, balancing speed with maintainability.

• Contribute to technical vision and product strategy while owning projects from architecture through 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 shipping complex B2B or enterprise products.

• Hands-on experience building and deploying LLM-powered product features, including prompt engineering, structured output parsing, context management, and error recovery.

• Experience with LLM orchestration, agent workflows, vector stores, embedding pipelines, and structured data validation or evaluation.

• Experience designing MongoDB schemas with attention to query performance and flexibility.

• Knowledge of distributed systems and serverless infrastructure, including concurrency and failure handling.

• Familiarity with observability tools, metrics, and tracing to debug production issues across asynchronous workflows.

• A track record of owning technical projects and improving products through user feedback, ideally in an early-stage or founding environment.

• Logistics, supply chain, or operations experience is helpful.

Location

Hybrid, with on-site work in Berlin, Germany, Monday through Wednesday. European travel is expected. Visa sponsorship is not available.