CleverCards — is a Global Payments Platform which makes it possible for anyone, anywhere, anytime, to be paid instantly. Solution in fintech industry around virtual wireless credit cards. I'm responsible for most of the Frontend (mostly React, but have Angular as well).
Bitcoin-message.com — my recent open source pet project, utilizing blockchain technology in a fun way :) Uses React+MobX on frontend and Firebase(Node.js)+Bitcoin-blockchain on backend. "Save your message in Bitcoin blockchain. Forever!". Try it ;)
CleverCards iOS app (before pivot) — "is your very own personalised greeting card store". My main responsibility in Cleverbug startup before recent pivot (from B2C to B2B). Raised $10M from investors. My Mobile App work (native+web-hybrid) used in main pitch.
School Catering System — huge proprietary SaaS project in catering industry developed from zero. RFID/NFC cards for users, front office part, back office part, public terminals with touch interfaces, security turnstiles, own billing, payment systems, all that kind of stuff in there.
Gamebomb.ru — one of the biggest social websites about gaming in Russia with 100k visitors daily. All ground-up architected and developed by one developer. Has bunch of social features, all games library, reviews, news, videos, blogs, streaming and online-chat functionality, social achievements and even home-brew DDOS-protection.
Literator.io — "Let's remember best poems together!". One of my open source pet projects. Started with Russian poems, English poems are coming soon. Based on (now old) AngularJS (Angular 1) with all best practices on that moment, fully covered with Unit and E2E tests. If you have Russian/Ukrainian devs in the team, they will be excited to try it :)
Photo505.com — automatic photoshop-like photo effects + face detection (OpenCV)