About the Role Join an early-stage freight technology team building AI-powered products for sea and air freight operations. This hands-on role combines customer engagement with full-stack engineering, helping shape product and technical direction while taking solutions from demos to production-ready systems. What You'll Do • Lead customer conversations and turn operational insights into product features and technical strategy. • Design and build full-stack applications using the team's web and backend technologies. • Advance AI capabilities through practical LLM patterns, vector stores, and model fine-tuning. • Move prototypes and demos toward scalable, reliable, high-quality production products. • Make thoughtful architecture decisions suited to an early-stage environment. • Help shape the product, technology, and company direction. What We're Looking For • At least 2 years of professional software engineering experience building and shipping production applications. • Full-stack experience with Node.js, TypeScript, and React, plus backend development with Python. • Hands-on experience with LLM design patterns, vector stores, and model fine-tuning; experience with vector databases or semantic search is relevant. • Broad product engineering experience across the application stack, including designing, building, and deploying products from MVP through production. • Ability to lead customer conversations and translate feedback into product requirements. • Experience in a startup or early-stage environment and sound judgment about balancing speed, quality, and architecture. Compensation & Benefits Visa sponsorship is available. Location Hybrid, based in Berlin, Germany. Candidates must be willing to work from Berlin or relocate there.