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Valerii K.

Valerii K.

Ukraine

Python · Bot Development

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228
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Full-Stack Python Developer | QA Engineer | Web & Desktop Software Hello! I am a Full-Stack Python developer and QA engineer with experience in creating, integrating, and comprehensively testing modern web applications, desktop software, and Telegram services. I specialize in developing reliable backend solutions based on Flask and PostgreSQL, as well as creating asynchronous bots and Telegram Mini Apps (TMA) that provide fast response times and a seamless user experience. A significant separate direction of my work is desktop software development. I create high-performance, cross-platform,…
Nykolai Hylka

Nykolai Hylka

Ukraine

Python · Testing & QA

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228
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107
Smart PDF to Excel Parser & Web Automation Tool
Python
Developed a comprehensive solution based on Python for automating routine tasks related to processing technical documentation and interacting with web resources. The program allows transforming hours of manual catalog checking into mere seconds of…
Development of an AI assistant for automating responses and analyzing logs
176
Development of an AI assistant for automating responses and analyzing logs
Python
Created a complex Python robot ("SECRETARY_ROBOT") that integrates artificial intelligence capabilities into workflows. Key functionality: Integration with Gemini 2.0 Flash: Utilizing modern LLM models from Google for processing text queries and…
Yaroslav Dmytriiev

Yaroslav Dmytriiev

Ukraine

Python · Data Parsing

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227
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Hi! I build Python solutions for web scraping, automation, Telegram bots, API integrations, and data processing. I help businesses collect data from websites, marketplaces, public registers, Google Sheets, CRM systems, and APIs, clean it, structure it, and turn it into ready-to-use tables, databases, dashboards, or automated workflows. What I can do: - web scraping for websites, catalogs, marketplaces, public registers, and open data sources; - automatic updates for Google Sheets, Excel, CSV, XML, JSON, or databases; - Telegram bots for notifications, monitoring, subscriptions, and internal…
PDF metadata editing tool
112 USD
184
PDF metadata editing tool
Python
Custom tool for full editing of PDF document metadata. Allows modifying all available metadata fields, including creation dates, authorship, and document identifiers. #pdf #automation #python #desktop_app #metadata #file_processing
Optimization of Ecological Models Using Fuzzy Logic
1262 USD
311
Optimization of Ecological Models Using Fuzzy Logic
Python
This project was completed for a client to optimize an ecological-economic model using advanced mathematical methods and tools. Fuzzy logic was integrated into the Leontief-Ford model through linear programming and data visualization techniques…