Sergii Gerasymenko
Chief Executive Officer Founder at HeadWorks - Mobile and web app development company
Dnipro, Dnipropetrovsk Oblast, Ukraine
Summary
👤
Senior🎓
Top SchoolSergii Gerasymenko is a founder and CEO with nine years of hands-on experience building cross-platform mobile and web applications and leading product engineering teams from architecture to delivery. As HeadWorks' founder he combines practical expertise in Xamarin, Flutter, React/Next.js and .NET with a track record of driving business impact—helping a major European ticketing platform grow revenue by 30% and supporting large-scale events. He has served as an interim CTO and senior engineer, shaping development processes and mentoring teams while contributing front-end improvements to high-profile open-source work like the Babylon.js website. Based in Dnipro, Ukraine, Sergii blends product-focused leadership with deep UI/UX and performance optimization skills rooted in his early C++ game development and security-focused academic background. He’s as comfortable sketching architecture as he is shipping polished mobile experiences and enjoys connecting with people to explore new opportunities.
9 years of coding experience
3 years of employment as a software developer
Master of Computer Applications - MCA Computer and Information Systems Security/Information Assurance, Master of Computer Applications - MCA Computer and Information Systems Security/Information Assurance at Dnipro University of Technology
Russian, Ukrainian, English
Stackoverflow
1reputation
0reached
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Github Skills (7)
html10
css10
responsive-design10
javascript10
front-end-development10
babylonjs9
webgl8
Programming languages (1)
Github contributions (4)
BabylonJS/Website
Mar 2019 - Apr 2019
Main babylon.js website
Role in this project:
Front-end Developer
Front-end DeveloperContributions:14 commits, 7 PRs in 16 days
Contributions summary:Sergii primarily contributed to the front-end development of the `babylonjs/website` repository. Their work involved creating and modifying CSS styles, implementing HTML templates, and adding JavaScript functionality to enhance the website's visual appearance and user interaction. Key changes include adding content blocks, adjusting menu and carousel behavior, and adapting the site for mobile devices, indicating a focus on UI/UX improvements. They also fixed resource routes and links.
webgljavascriptbabylonjswebgl2babylon
TYMobileDev/Xamarin-Project
Nov 2016 - Feb 2017
Contributions:13 pushes, 1 branch in 2 months
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