Hajime Yamasaki Vukelic
Software Developer Consultant at United Nations
Belgrade, Central Serbia
Summary
👤
SeniorHajime Yamasaki Vukelic is a senior frontend developer and consultant with two decades of experience building scalable web applications and leading engineering teams from Belgrade. He specializes in maximizing browser-native capabilities to deliver dramatic productivity gains—often 10×—and designs runtime type systems and MVU frameworks that eliminate whole classes of bugs and streamline development. Currently building Fugge, a local-first project management tool with predictive timeline algorithms, he focuses on architectural decision-making that creates competitive advantage and reduces development costs. His background spans lead frontend roles at Coin Metrics, CUBE Team and Othernet, accessibility work for the United Nations, and hands-on projects from web scraping to UX design, reflecting a rare mix of systems-level thinking and user-centered craft. An accessibility advocate and frustration-free UI proponent, he consistently turns complex requirements into pragmatic, maintainable front-end solutions.
11 years of coding experience
18 years of employment as a software developer
Serbian, Croatian, Bosnian, Japanese, English
Github Skills (200)
atom-editor10
testing10
visual-studio10
indico10
test-coverage10
decorator10
sqlalchemy10
frontend10
python10
editor10
midi10
music10
progressive10
wallaby10
react-library10
Programming languages (14)
Github contributions (5)
foxbunny/datetimejs
Nov 2016 - Jun 2019
Date and time manipulation, formatting and parsing library for JavaScript
Contributions:3 PRs, 11 pushes, 3 branches in 2 years 6 months
datetimemanipulationdate-parserjavascriptparsing
Outernet-Project/librarian-netinterfaces
Oct 2015 - Sep 2016
Contributions:7 PRs, 26 pushes, 10 branches in 11 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.