AI Full-Stack Product Engineer (Mid-Level)

Location: Amsterdam (hybrid) (not remote only) Employment type: full-time (40h/week) Visa sponsorship: possible Join us to build future-proof digital solutions At Riverflex, we believe in creating impactful digital products that are lean, scalable, and human-centered. As an AI Full Stack Product Engineer , you’ll be a core member of our in-house engineering team, helping to develop high-performing software solutions that power business transformation across industries. You’ll work on client-facing products, internal tools, and prototypes that leverage modern web frameworks, cloud platforms, and data-driven architectures. We’re looking for a curious, proactive engineer who thrives in agile environments and brings a user-first mindset to technical challenges. If you’re passionate about writing clean code, mentoring others, and delivering impact through technology, let’s talk. The Role You’ll play a pivotal role in the design, development, and delivery of digital products across the full stack, from front-end user interfaces to backend systems and cloud services. We’re looking for someone with hands-on experience implementing LLM APIs and developing RAG applications, including work with embeddings and vector search, agentic workflows and MCPs. Responsibilities Design and develop scalable web applications using modern front-end and back-end technologies (React, Node.js , Python) Take ownership of the full software development lifecycle, including architecture, development, testing, and deployment Design and implement agentic workflows and MCP-based integrations to extend LLM capabilities across products Write clean, well-documented, and testable code following best practices Collaborate with designers, product managers, and clients to shape features from concept to implementation Review code, mentor junior engineers, and contribute to improving engineering practices Integrate third-party APIs and services securely and efficiently Drive continuous delivery and DevOps imp