Summary
Nedeljko Ružić is a pragmatic engineering leader and hands-on full stack developer with eight years of professional experience, currently leading a team at ZenDev from Sarajevo. He specializes in React/Next.js, Node.js, GraphQL and MongoDB with strong TypeScript, Docker and Stripe expertise, and a track record of improving performance, payment reliability and authentication across multi-repo codebases. Nedeljko has delivered high-impact features and fixes under pressure—processing tens of thousands of documents, integrating bank APIs, and refactoring shared database packages for consistency and speed. Previously he built and maintained hundreds of plugins and public SDK components that reached millions of daily users, and ran experiments to optimize pricing and revenue for product teams. Known as a collaborative communicator and mentor, he pairs product-focused thinking with careful testing and automation to reduce incidents. He is self-taught, continuously learning, and thrives on tackling complex integrations and operational challenges that others avoid.
8 years of coding experience
4 years of employment as a software developer
Self-educated