Denis Subotic
My passion for computer science began in 2000 with my first PC (Pentium 3), and I’ve kept building on that curiosity ever since—mixing hands-on experiments (from FreeBSD to tinkering with overclocking) with steady…
About
My passion for computer science began in 2000 with my first PC (Pentium 3), and I’ve kept building on that curiosity ever since—mixing hands-on experiments (from FreeBSD to tinkering with overclocking) with steady growth through real engineering work. Over the years I’ve specialized in web and frontend development, while still enjoying neighboring areas like AI, Blockchain, Raspberry Pi, and 3D printing.
Today I work as a Lead Frontend / Software Engineer, designing frontend architecture and building high-performance, secure user flows. I also enjoy sharing knowledge with teammates—whether it’s helping unblock delivery, improving performance, or contributing to product planning—drawing from a wide tech background across React/React Native, TypeScript, backend integrations, and modern data-fetching patterns.
- 14 years' experience
- Joined September 2026
Skills· 16
Languages
- SerbianAdvanced
- ItalianFluent
- EnglishAdvanced
- MacedonianAdvanced
Industry experience
- Software & Internet
- Financial Services
- Education
- Computers & Electronics
Work experience· 11 roles
Lead frontend development for the digital wallet and biometric authentication systems. Designed the frontend architecture, implemented high-performance user interfaces, and ensured secure, reliable authentication flows. Built with a modern React stack and client-side state/data management to support responsive and dependable UX. Technologies: ReactJs, React Native, TypeScript, TanStack Query, Axios, Tailwind, zustand.
Embedded in the WPP engineering team and led frontend development for the Playground platform. Owned architecture and performance, delivering improvements and maintaining a solid frontend foundation for evolving product requirements. Technologies: ReactJs, TypeScript, TanStack Query, Axios, Tailwind, and related tooling.
Designed and built a cross-platform React Native mobile application used by service personnel to configure sensors/devices via Bluetooth and make them accessible online. Worked on key product flows, including device configuration and online availability, using a data-driven approach. Technologies: React Native, ReactJs, TypeScript, TanStack Query, Axios, TypeORM, Node.js.
Education
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