Vlad Mariasiu
Fullstack Engineer at Klarna
Cluj-Napoca, Romania
Summary
👤
Senior🎓
Top SchoolVlad Mariasiu is a Fullstack Engineer based in Cluj-Napoca with 10 years of JavaScript experience spanning jQuery, AngularJS, Node.js, React and TypeScript, plus five years specializing in mobile apps with React Native. He has shipped production features at scale across fintech and consumer products, currently contributing to Klarna while maintaining a long-running full-stack role at Around25. His background includes focused React Native work for startups such as Partender and Zinguist, giving him deep cross-platform UI and performance expertise. Vlad pairs practical engineering with academic grounding—a Master’s in Artificial Intelligence from Babeș-Bolyai University—bringing a data-informed approach to front-end and mobile architecture decisions. Colleagues know him for turning legacy JavaScript stacks into modern, maintainable TypeScript codebases and for shipping pragmatic solutions that balance UX and technical debt.
10 years of coding experience
4 years of employment as a software developer
Universitatea Babeș-Bolyai din Cluj-Napoca
Github Skills (30)
realm9
nosql-database9
reactive7
realtime-database7
image6
database5
mobile5
mobile-first5
react-native5
key-value-store5
sqlite5
multiplayer4
react-native-image4
wysiwyg3
on-demand3
Programming languages (6)
Github contributions (5)
woof-woof/node-sensor-agent
Jan 2018 - Dec 2019
Configurable Sensor Agent
Contributions:1 PR, 4 pushes, 1 branch in 1 year 11 months
sensorconfigurableagent
mariasiuvlad/seiiki-web
Dec 2020 - Jul 2021
Contributions:81 pushes, 2 branches in 7 months
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.