Fullstack developer with 5+ years of commercial experience. I build websites and web apps end to end — from design to production.
WHAT I DO
• WordPress / WooCommerce: custom themes from scratch (PHP), ACF, custom post types, custom plugins, upgrades and speed-ups of existing sites
• Web apps: React, Next.js, TypeScript — user portals, dashboards, SaaS, multi-language
• Backend: Node.js, REST APIs, authentication and role-based access, PostgreSQL / MySQL, third-party integrations
• Payments and analytics: Stripe (plans, subscriptions, paywalls), GTM, Meta CAPI
• AI: OpenAI API integrations, chatbots, workflow automation (n8n), scraping and data processing
• Frontend: responsive, cross-browser markup, performance and Core Web Vitals, structured data
EXPERIENCE
• 2025 — now, S-PRO, Frontend Developer. Assessment and career-matching SaaS: assessment builder, Stripe subscriptions, NextAuth authentication, PDF and DOCX report export, white-label branding.
• 2023-2025, United Traffic, Fullstack Developer. AI landing-page builder on OpenAI, session-based auth built from scratch (Koa), CRUD endpoints with role-based access, internal UI library.
• 2022-2023, 111 Khvylyn, Fullstack Developer. LMS platform: courses, progress, tests, reusable component system.
• 2020-2022, Miteyda, Fullstack Developer. Admin dashboards, role-based routing, performance optimization (61% faster MVP publishing).
OWN PRODUCTS
• Throngwatch — Discord community analytics with AI reports: health score, credit model, subscriptions, two interface languages.
• Scars of Honor Chronicle — MMORPG fan portal: 1894-item database, gear and talent planners, blog, loadout comparison.
Education: Kyiv Polytechnic Institute, Master's degree. Languages: Ukrainian (native), English (B2).
I work both with a ready spec and without one: I can help shape the requirements, estimate the timeline and take the project to release. Available daily, with regular progress updates.
