Byte my app — Team
Kyrylo Kovalchuk
Business Analyst / Fullstack Developer
About01
Fullstack developer (5 years across proptech, fintech, AI) and business analyst. Owns features from API contract to UI; shipped AI agents to production (LangGraph + OpenAI).
Video introduction02
Work experience03
Mithril Development2023 — 2026
Fullstack Developer
Swiss auto-leasing platform (online application, rate calculator, e-signature/KYC) and an AI shopping-optimization agent (LangGraph, OpenAI/Azure) rolled out to 100% of users.
React.jsNext.jsNestJSLangGraphOpenAI
Elementica2022 — 2023
Fullstack Developer
B2B SaaS for share registries and compliance: TS monorepo (React + Vite), shared UI library, auto-generated API client, FastAPI + Celery backend.
React.jsViteFastAPICeleryPostgreSQL
Ficus Tech2021 — 2022
Frontend / Fullstack
Vacation-rental & channel-management SaaS (Airbnb/Booking): dashboard, OTA API sync, unified messaging inbox and dynamic pricing.
React.jsNestJSPostgreSQLRedis
Skills04
React.jsNext.jsNestJSNode.jsFastAPITypeScriptPostgreSQLLangGraphOpenAIRedisDocker
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