Resume
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Sergei Tryahalov
- Email: traikhaloff@gmail.com
- Telegram: @stryahalov
- GitHub: github.com/tsrg
- LinkedIn: linkedin.com/in/сергей-тряхалов
- Habr Career: career.habr.com/tsrg
Summary
Frontend Developer specializing in Vue 3, Nuxt.js, and TypeScript. 5+ years of commercial frontend development on top of broader engineering experience. Track record of leading complex migrations (Vue 2 → Vue 3 with 5,000+ tests rewritten), reducing technical debt, and optimizing build pipelines (10x Docker image size reduction). In parallel, solo-building two production products: ivanovo.online — an AI-powered regional news aggregator with multi-provider LLM abstraction (OpenAI, Z.ai, Anthropic), PostgreSQL pg_trgm-based news clustering, and two parallel frontends (Nuxt 3 and SvelteKit 5) running side-by-side for A/B UX & Lighthouse measurement; and mixlab.by — a commercial fullstack web/mobile app (PWA + iOS) with Vue 3 / Node / MongoDB stack.
Technical Stack
Experience
- Growth A/B/C experiment on deposit flow with seamless iframe re-init via Centrifuge
- Vue 2 → Vue 3 & Vuex → Pinia migration: 5,000+ tests rewritten; 20+ mixins converted to composables
- Cut Docker image size 10x (2000MB → 200MB) via multi-stage build
- Migrated 50+ component admin panel to Vue 3; built CMS SEO module
- Advisory role (~20h/wk): frontend architecture, code review, hiring for a US startup MVP
Selected Projects
ivanovo.online — Regional News Portal with AI Content Aggregation. Solo end-to-end: dual frontend (Nuxt 3 / SvelteKit 5) for A/B measurement + Vue 3 admin, Node.js + Express + Prisma + PostgreSQL, multi-provider LLM (Z.ai GLM, OpenAI, Anthropic), Docker Compose, GitHub Actions. Live in production.
mixlab.by — Web/Mobile (PWA + iOS) app for hookah enthusiasts: personal tobacco shelf, mix builder, recipe sharing. Solo fullstack: Vue 3 + TS + Pinia, Node + Express + MongoDB, OAuth (Google/Apple/Telegram), OpenAI, Docker Compose, GitHub Actions. Live in production.