AI Full Stack/Product Engineer

Amsterdam, Noord-Holland, Netherlands February 25, 2026

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 a 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. 

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 

  • 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 improvements (CI/CD, cloud infra-as-code, automated testing) 

  • Contribute to technical documentation and team knowledge-sharing 

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