Zakhar

Python Backend Developer

Aug 2025 - Present • 11 mos

Backend developer on Smart Maintenance — an enterprise CMMS/EAM platform at MHP, one of the largest agro-industrial companies in Europe, automating planned and emergency maintenance across 10+ production facilities. - Core backend modules: equipment registry (17,000+ assets), batch generation of scheduled maintenance tasks, emergency tickets with automatic downtime calculation - Integrations with ERP, SAP DWH, procurement and warehouse systems, Active Directory - Real-time notification module (Telegram bot, email, in-app) with per-user settings - Analytics and reporting: availability metrics, spare parts consumption, Excel/PDF exports - Role-based access control with object-level permissions

Python Developer — Chatbots & AI Integrations

Oct 2021 - Present • 4 yrs 9 mos

Building custom bots and AI-powered backends for international clients. - Discord community bot with web dashboard: leveling system, automated rules, OAuth2 login, leaderboards and analytics — backend and frontend built solo - AI assistant platform: OpenAI API integration with real-time SSE streaming responses - Telegram bots with payments, databases and admin panels - Apartment rental backend (Barcelona): Stripe payments, email campaigns, S3 media storage Tech: Python, aiogram, discord.py, OpenAI API, LangChain, FastAPI, PostgreSQL, Stripe.

Python Backend Developer

Jan 2024 - Aug 2025 • 1 yr 7 mos

Backend development for client projects of varying complexity. - REST APIs with Django, DRF and FastAPI - Third-party integrations, including blockchain exchanges - Business process automation for client companies - Project estimation and feature leadership