Leon

Projects

Flagship product work across e-commerce, backends, and platforms.

  • Pchelka

    Telegram shop

    Aiogram 3 · Django / DRF · Next.js Mini App · PostgreSQL · Docker

    Full commerce loop inside Telegram: catalog, cart, orders, FAQ, bot + WebApp on one PostgreSQL as source of truth.

  • GranitShop

    Stone / granite store

    Laravel · Vue · Docker

    Classic e-commerce: catalog, product cards, cart/order flow and admin on Laravel + Vue.

  • Couponator

    Coupons / promo platform

    Next.js monorepo · PostgreSQL · Docker · Nginx

    Merchants, promo flows, feed sync, auth and production-oriented compose setup.

  • Cosmetics e-commerce

    Production store

    Next.js · NestJS / Prisma · PostgreSQL · Docker

    Production cosmetics store on VPS — migration from legacy WordPress/MySQL.

  • banking-system

    Double-entry ledger

    NestJS · TypeORM · React · PostgreSQL · Docker · JWT

    Transfers, USD/EUR exchange and a real ledger for money integrity. API + dashboard, Swagger, unit tests.

  • file-exchange-task

    File pipeline backend

    FastAPI · Celery · Redis · PostgreSQL · Next.js · Docker

    Layered API (api → services → repositories), one Celery worker pipeline, alerts, pytest/mypy/ruff.

  • TraceDock

    Observability platform

    TypeScript · microservices · auth · ingest · alerts · UI

    Ingest, analytics and alerting surface — auth through operational UI.

  • nodefy.pro

    Visual node platform

    TypeScript · NestJS · Docker · monorepo

    Live node-based product: web + API in one repo.

More

  • Pchelka-CRM

    CRM companion for the shop ecosystem

    NestJS, TypeScript, Docker

  • girl

    Personal site + CMS

    Nuxt 3, Django, PostgreSQL

  • Trendsee

    Content platform with JWT auth

    FastAPI, Vue 3, Redis, PostgreSQL

  • table_task

    1M-row UI: filters, DnD, infinite scroll

    Next.js, Express, Docker

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