TypeScript • React • JavaScript • HTML/CSS • CI/CD • Docker • Plugin & Integration Systems
I build products that are fast, reliable, and business-impact focused.
- 🤖 AI product engineering: agentic workflows, prompt engineering, RAG, integration into existing products
- 🧩 Plugin ecosystems: Figma, Adobe, Canva, VSCode, ChatGPT, WordPress, Chrome, Microsoft
- 🔗 Integrations: Slack, Jira, GitHub, GitLab, Linear, Zoom, Microsoft tools
- ⚙️ Performance/refactoring: profiling, rendering optimization, bundle reduction, architecture cleanup
- ⚡ +35% frontend performance improvements in production flows
- 👥 Led and mentored teams of up to 20 frontend engineers
- 🧱 Built and scaled enterprise admin platforms, extensions, and plugin systems
- 🚀 Delivered AI-powered features across Writer platform surfaces and extensions
- 🤖 Writer: AI Studio, Writer Agent, Writer App, billing/admin/threads/capabilities/logs
- 🎬 LottieFiles: cross-platform plugin development + animation/video/Lottie API workflows
- 🛡️ Cato Networks: admin panels for networks, people, companies, certificates
- 🚗 Zenseact (Volvo Cars): autonomous-driving operations dashboards
- 🪙 CTRL (formerly XDEFI): multichain wallet extension + NFT crafting platform
- 🌐 Portfolio: www.leonidkuznetsov.xyz
- 💼 LinkedIn: linkedin.com/in/leonidkuznetsov
- 💻 GitHub: github.com/leonidkuznetsov18
- 📄 Resume Tool Project: jsonresu.me
✨ Open to Senior/Staff Frontend and AI Product Engineering opportunities.