Ivan Mrvelj
Senior React Developer at FIVE, an Endava company
Zagreb, Croatia
Summary
👤
Senior🎓
Top SchoolIvan Mrvelj is a Senior React Developer based in Zagreb with 12 years of experience building robust front-ends and full-stack solutions. He has led migrations from legacy Angular 1.x to TypeScript and React, architected cross-platform frontends (Web and React Native), and implemented CI-driven test suites and deployments. At Orioly he built a turnkey, cross-origin booking widget with integrated payments and real-time state updates via Node.js and Socket.io, demonstrating a knack for pragmatic, production-grade integrations. Currently contributing at FIVE (Endava) and freelancing through Toptal, he blends deep hands-on coding with systems-level thinking across performance, testing, and deployability. Known for turning legacy codebases into maintainable, testable architectures, he pairs a continuous-delivery mindset with a passion for elegant problem solving.
11 years of coding experience
8 years of employment as a software developer
Information Technology, Information Technology at Faculty of Organization and InformaticsHigh School Graduate, Natural Sciences, High School Graduate, Natural Sciences at Gimnazija Matija Mesić
English, German, Croatian
Stackoverflow
176reputation
1kreached
12answers
0questions
Github Skills (14)
camp7
stripe-payments6
activerecord6
model-view-controller6
rails6
refinery-cms6
ruby6
ruby-on-rails6
administration5
javascript4
css4
sustainability4
activeadmin3
arbre1
Programming languages (2)
Github contributions (5)
dabrorius/HypeWall
Jun 2014 - Apr 2016
Contributions:64 commits, 1 push in 1 year 10 months
lucev/empty-mitzyk
Jan 2016 - Jan 2019
Contributions:10 PRs, 74 pushes, 6 branches in 3 years
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