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Dmytro Zavadskyi

Dmytro Zavadskyi

Ukraine

Python · Databases & SQL

4 0
5.0
396
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I am a Python backend developer and the primary developer of a production dispatcher/service system actively used in a real business environment. The system includes a FastAPI backend, Telegram bot, and web/mobile clients. I am responsible for feature development, system stability, database management, and service integrations. I work with Python, REST APIs, SQLite and PostgreSQL, Telegram Bot API, automation workflows, and data processing. I have experience maintaining and extending an existing codebase: fixing bugs, improving business logic, cleaning and validating data, and safely deploying…
Oleksandr Vasylevskyi

Oleksandr Vasylevskyi

Ukraine

Python · Databases & SQL

0 0
247
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Database of PC components (Full-Stack)
269 USD
64
Database of PC components (Full-Stack)
Databases & SQL
Development of a comprehensive application for managing a warehouse of computer components and automating the selection of compatible parts. The project includes creating the database architecture from scratch, developing backend logic, and…
Kyrylo K.

Kyrylo K.

Ukraine

Data Parsing · Databases & SQL

0 0
228
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Greetings! I help businesses eliminate routine tasks through intelligent automation.I operate my own GPU-powered server infrastructure, which allows me to process vast amounts of data locally—providing high speed and security without the overhead costs of cloud services. What I offer: Web Scraping & Data Mining: I build custom scripts to extract data from any source, including e-commerce platforms, marketplaces, and news portals. I am proficient with Selenium, BeautifulSoup, and Scrapy. You receive the results in your preferred format: Excel, CSV, JSON, or directly into a PostgreSQL database…