Darii Koval
Offer Darii work on your next project.
Private message 
Ukraine
6 months 8 days back
available for hire
3 Safes completed
1 year back
3 clients
age 25 years
on the service 2 years
Rating
Average rating
Language proficiency level
Українська: advanced
Русский: advanced
English: intermediate
CV
SKILLS
Technical: C/C++ (Skillful), C# (Beginner), node.js (Beginner+), Python (Skillful), Assembler (Beginner) Git (Skillful), SQL (Beginner+) Networking (Skillful), HTML (Skillful), 2D graphic (Beginner+), Photoshop (Beginner+), Debian/Arch/Windows (Experienced).
My profiles:
Github: Demoo969 (clickable)
Linkedin: Darii Koval (clickable)
Skills and abilities
Programming
- AI & Machine Learning
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Bot Development
from 23 USD for project
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C & C++
from 32 USD for project
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Data Parsing
from 11 USD for project
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Databases & SQL
from 23 USD for project
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Desktop Apps
from 45 USD for project
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Python
from 11 USD for project
Services
- Information Gathering
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Payment Systems Integration
from 11 USD for project
Photo, Audio & Video
Translation
Portfolio
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68 USD Telegram bot for mailing
Bot Development
#python #telethon #pyqt6
This is a Python application with a graphical interface for managing a Telegram bot. It allows you to configure and run mass message broadcasts on Telegram through a user-friendly GUI. The launch is performed using a .bat file in the Windows environment.
Main features:
… • Mass message broadcasting via Telegram
• Convenient graphical interface for bot management
• Flexible configuration of parameters and messages
• Support for asynchronous processing via qasync
Used technologies and dependencies:
• Python 3.13
• PyQt6 — graphical interface
• Telethon — working with Telegram API
• qasync — asynchronous GUI support
• rsa, pyaes, pyasn1, aiofiles — for data processing and encryption
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203 USD Twitter parser for chats and profiles
Data Parsing
This Twitter parser is written in Python and operates based on the asynchronous library Playwright, with integration of AdsPower to support multi-accounts. The graphical interface is implemented through PyQt6.
Parser functionality:
… Parsing main chats and chats in requests;
Collecting the last n messages;
Obtaining data about the message author (number of followers, other statistics);
Profile parsing:
Getting the latest posts;
Collecting statistics for each post (likes, reposts, date, etc.);
Gathering overall profile information.
Saving results:
In JSON format;
Ability to export directly to Google Drive via API.
Launch:
Currently, launch is carried out through a .bat file (Windows).
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271 USD Creation of a parser for YouTube
Python
Project description:
This program is designed to search for advertising integrations in videos and on YouTube channels. It automatically collects data on views, likes, and other analytical metrics, allowing for a complete picture of advertising effectiveness.
… Functional capabilities:
• Data collection and analysis (views, likes, other metrics).
• User-friendly interface that simplifies interaction with the program.
• Data storage in a Redis database during operation, with the ability to export to Excel, CSV, or SQL upon completion.
Additional features:
The program is implemented with a Russian-language interface but supports the possibility of translation into other languages, making it flexible and convenient for use in different regions.
#Python3 #Parsing #selenium #requests #GUI
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23 USD Development of a parser for the Jooble website
Data Parsing
The purpose of this project was to create a parser for the Jooble website to obtain data about vacancies, such as payment number, job title, and other important parameters. The parser was developed for automated collection and processing of information from the Jooble website, which allowed for effective analysis of the labor market and providing useful information for selecting vacancies or career planning.
The main tasks of the project included:
… • Implementation of an authorization mechanism on the Jooble website using a login and password.
• Development of software for parsing the Jooble website to obtain data about vacancies.
• Configuration of the parser for efficient extraction of important information, such as number, job title, working conditions, etc.
• Implementation of mechanisms for processing and storing the collected information for further use or analysis.
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90 USD Bot development and support
Bot Development
The project involved refining and transferring the bot to another server, as well as providing its supervision for an extended period. My role in this project included managing the bot on the new server, ensuring its continuous operation, and timely implementation of necessary updates and modifications to support current functional requirements.
Responsibilities included:
- Transferring the bot to a new server while adhering to all security and technical requirements.
… - Regular monitoring of the bot's operation to identify potential issues and promptly resolve them.
- Development and implementation of updates and new functionality according to user needs and changes in the ecosystem.
- Ensuring uninterrupted bot operation by timely detection and correction of any errors or failures.
- Collecting and analyzing user feedback for further bot improvement and enhancing user experience.
Project results:
The bot was successfully transferred to a new server and continues to operate actively on it. Thanks to regular supervision and necessary updates, the bot remains efficient and capable of meeting user needs.
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27 USD Create a simple program based on Win API C++
C & C++A simple program that can work with processes in Windows has been created.
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68 USD Creating a bot for telegram
PythonCreated a simple chat bot for a telegram based on aiogram
There is a link to the GitHub with a simplified version
Reviews and compliments on completed projects 3
22 January 2025
21 USD
Bot for Posting Videos on Social Networks
Quality
Professionalism
Cost
Contactability
Deadlines
I am very satisfied with the collaboration! The freelancer developed a script for automatic video sending via Telegram to all necessary social networks — TikTok, Instagram, Facebook. Everything works quickly, efficiently, and without any failures. Professional approach, attention to detail, and timely completion of the task. I recommend for collaboration!
Pavlo Kosovan
| Personal | Response review
24 September 2024
11 USD
Parser. Python. Readability technology. Complete the code.
Quality
Professionalism
Cost
Contactability
Deadlines
Wonderful specialist. Completed the task that other specialists could not handle. Always in touch. I recommend for collaboration to everyone.
Aleksandr Kremenyuk
| Personal | Response review
27 April 2024
23 USD
Parsing website
Quality
Professionalism
Cost
Contactability
Deadlines
A good freelancer responded to the task, even if it was more expensive, wrote a parser for a site with a captcha
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Automatic sound recording system with timer and segmentation
138 USD
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Create a telegram script in Python
16 USD
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Create an EXE from the Figma layout with interface display
21 USD
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Solution to the problem with the telegram bot
16 USD
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Data parsing
175 USD
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DesktopApp development
5000 USD
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Bot for Posting Videos on Social Networks
21 USD
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It is required to create two SOFTWARES, both related to Telegram!!!
609 USD
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Chat bot integration gpt
350 USD
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Website parsing
11 USD
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