Oleh Levchenko
Senior Full Stack JavaScript Developer · IT Friday Founder
The AA · Cardiff, UK
YouTube @zloyleva · itfriday.community
Senior Full Stack JavaScript Developer with 7+ years of experience building scalable web applications with React, Node.js and AWS. Founder of IT Friday and Zengineers.Community — weekly Thursday meetups in Zaporizhzhia, Ukraine (2017–2021). After 2022, moved the format online.
Topics
React · Node.js · TypeScript · AWS · System Design · IT Career · Community Building
Appearances on IT Friday
| Stream | Role | Topic | Date |
|---|---|---|---|
| #009 | Speaker | tmux + AI Agents | 10.07.2026 |
| #008 | Speaker | React+Vite vs Next.js — when to choose what | 03.07.2026 |
| #007 | Speaker | React Fragment — component deep dive and FragmentInstance | 26.06.2026 |
| #006 | Speaker | React ViewTransition — smooth transitions without libraries | 19.06.2026 |
| #005 | Interviewer | Interview with Oleh Talanov — CTO, metal & Laravel | 12.06.2026 |
| #004 | Speaker | React Performance Tracks — new profiler in Chrome DevTools | 05.06.2026 |
| #003 | Speaker | useEffectEvent — React Conf 2025 | 29.05.2026 |
| #002 | Speaker | React 19.2: <Activity /> — deep dive into the new component | 22.05.2026 |
| #001 | Speaker | Launching Ukrainian IT Community from scratch | 15.05.2026 |