István Ujj-mészáros
Founder & System Architect Radaptor (PHP) Modular Monolith & Service-Ready Modules at Virtuosoft Kft.
Veszprém, Hungary
Summary
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SeniorIstván Ujj-mészáros is a founder and system architect with 13+ years of hands-on experience building modular, performance-first web platforms and CMSs. He created Radaptor, an event-driven PHP framework focused on modular monoliths that can graduate into service-ready modules without code rewrites, emphasizing clear boundaries, contracts and deploy flexibility. Equally comfortable in front-end engineering, he has contributed practical UI improvements to popular Bootstrap components and maintains a long-running freelance practice delivering responsive interfaces and high-quality HTML email. His work balances developer experience and production reliability—automatic profiling, Redis caching and content-negotiated endpoints are built in by design. Based in Veszprém, Hungary, he blends entrepreneurial product sensibility with deep technical craft, often optimizing for incremental adoption and minimal frontend coupling. Notably, Radaptor’s approach lets the same codebase serve both server-rendered widgets and API-first frontends, reducing rewrite risk as products scale.
13 years of coding experience
4 years of employment as a software developer
English, Hungarian
Stackoverflow
3,238reputation
1.2mreached
108answers
3questions
google-chrome
top-5%
php
top-5%
user-interface
top-5%
Github Skills (21)
javascript10
bootstrap10
css10
user-interface10
ui-design10
uid10
front-end-development10
html10
bootstra10
graphical-user-interface9
responsive-design9
php9
google-chrome9
web-development9
mobile-development8
Programming languages (12)
Github contributions (5)
istvan-ujjmeszaros/bootstrap-duallistbox
Feb 2013 - May 2021
Bootstrap Dual Listbox
Role in this project:
Front-end Developer
Front-end DeveloperContributions:8 releases, 98 commits, 12 PRs in 8 years 4 months
Contributions summary:István primarily focused on improving the demo site for the Bootstrap Dual Listbox project. Their commits include modifications to the HTML and CSS, such as updating the header, cleaning up CSS, and adding placeholder functionality. They also integrated analytics and githalytics code and restructured the demo site to enhance usability. Furthermore, the user fixed layout issues in Internet Explorer.
bootstrap4bootstrap5dual-listboxdualnav
istvan-ujjmeszaros/bootstrap-touchspin
Oct 2013 - May 2021
A mobile and touch friendly input spinner component for Bootstrap.
Role in this project:Front-end Developer
Front-end DeveloperContributions:22 releases, 83 commits, 70 PRs in 7 years 8 months
Contributions summary:István's commits primarily focus on enhancing the user interface and functionality of the Bootstrap TouchSpin component. They implemented support for the mousewheel and up/down keys, added decimal support for numerical inputs, and improved touch event handling for mobile devices. Furthermore, the user updated the demo page to reflect new settings and functionality. The user was also responsible for addressing accessibility issues and updating the button classes.
bootstrap4csstouchspinnerbootstrap
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