Technical Director · Senior Fullstack Engineer · Senior Frontend Engineer · 10+ Years
I architect and build high-performance web applications, lead engineering teams, and help companies scale their technology. Available for fractional CTO, consulting, and freelance projects.
Denys Chepiha
Technical Director
End-to-end engineering from architecture to deployment
Selected projects that showcase depth and scale
Full-stack MVP of an online learning platform with a custom backend, student dashboard, admin panel, payments, credits, and live-class infrastructure. Built as the first product version to validate the concept, shape the architecture, and define the core business logic.
Production-ready corporate website for a Swiss construction company. Fullscreen video hero, 26-language localisation, animated stats, and Resend-powered contact form. Designed and built end-to-end as a CHEPIO.TECH service delivery.
Online education platform serving 200k+ registered students. Real-time lessons, interactive exercises, and progress analytics - contributed to frontend as part of the product team.
Ukraine's national public procurement platform. Transparent, accessible government e-procurement - contributed to frontend as part of the Mavinx development team.
Premium US barware & home bar accessories e-commerce. Personalized gifts, cocktail tools, and bar décor on a Magento 2 backend with a custom React storefront.
US specialty mattress e-commerce. React storefront on Magento 2 with product configurator - contributed as part of the RMG Media frontend team.
Technical test assignment for Genetec. A reusable component library demo - DataGrid (pagination, sorting, filtering), Timeline (keyboard-navigable, ARIA-live), and Event Form (Zod validation) - all sharing state via Zustand.
Whether you need a new product built from scratch, a legacy system modernized, or expert consulting - let's talk.