Software and hardware for radio-frequency measurements. I own the web app for controlling instruments and visualizing measurement data.

• Designed the frontend architecture around Feature-Sliced Design, simplifying scaling and maintenance.
• Implemented client/server interaction over WebSocket and REST for exchanging data with measurement hardware.
• Integrated vector network analyzers via C++ backend logic over SCPI/HiSLIP.

A platform that streamlines collaboration between influencers and advertisers.

• Led a team of 3 developers: planned tasks, ran code reviews, and owned technical delivery.
• Shipped 3 projects to production in 9 months, aligning technical decisions with business goals.
• Built a Telegram bot for influencer/advertiser interaction — 100+ ad offers processed in the first 3 months.

Analytics service for Wildberries sellers.

• Rewrote the frontend in 3 months on a new stack: React, TypeScript, MobX, and InversifyJS.
• Introduced Dependency Injection into the React app, improving testability and extensibility.
• Fixed 50+ bugs, added Jest unit tests for key modules, and mentored 2 interns.

Automation of tax and statistical reporting for companies.

• Built a web app for electronic company statistics reporting; automation cut paperwork by 40%.
• Created an internal UI kit, speeding up typical interface development by up to 15%.
• Led a group of 3 junior developers: taught frontend fundamentals and ran code reviews.