Hi, I’m Andrei — Senior Frontend Engineer focused on high-performance web apps.

Building scalable cloud-based products and designing high-performance web apps, such as cloud storage or online cinema.

Specialize in performance, monetization, and scalable React/TypeScript architectures. My work focuses on revenue-critical systems — optimizing ad delivery, improving load speed, and designing frontend architectures that directly impact business metrics.

Featured Articles

Featured Guides

I write practical guides about ad technologies (GAM, GPT, Prebid), performance optimization, and frontend architecture using React and Next.js.

🏆 Achievements

LeetCode Progress

Practicing algorithmic problem solving and system design through regular coding challenges.

250+ problems solved

Certifications

About Andrei

Senior Frontend Engineer with 10+ years building scalable cloud products and high-performance web apps — from cloud storage platforms to streaming video services. More.

  • 💼 Open to remote, contract, or on-site opportunities.
  • 🤝 Strong with TypeScript, React, Redux, and system design.