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  1. Freelancers

Serhii Korotenko

Offer Serhii work on your next project.

Ukraine Cherkassy, Ukraine
4 months 20 days back
Available for hire available for hire
on the service 2 years
  • java developer
Freelancer Serhii K. — Ukraine, Cherkassy. Core skill — Java, Bot Development

Rating

Successful projects
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Average rating
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Rating
141
Java
272 place out of 781
Bot Development 1
900 place out of 1907

CV

I have a solid understanding of Java and experience in developing web applications using the Spring Framework. I have worked with MySQL databases, used Hibernate for ORM, and developed Telegram chatbots. I am continuously improving my backend development skills and am eager to work in a team to tackle complex technical challenges.

Skills and abilities

Programming

Portfolio


  • 68 USD

    Telegram bot for table reservations in a restaurant

    Functionality: The user can choose a restaurant, select a date and time, reserve a table, and receive confirmation. There is also an option to order dishes in advance.

    Technologies: Java, Spring Boot, PostgreSQL, Telegram Bot API.

    … Features: Integration with the restaurant database and automatic booking confirmation.
  • 34 USD

    Telegram bot "Financial Assistant"

    Bot Development
    Functionality: The bot allows users to track their expenses, add new records of income and expenses, and generate reports for a week or a month.

    Technologies: Java, Spring Boot, MySQL for data storage, Telegram Bot API.

    … Features: Integration with Google Sheets for data export can be implemented, as well as the ability to graphically display expenses by categories (for example, in the form of a pie chart).
  • 27 USD

    Telegram chatbot for managing client records

    Bot Development
    Created a Telegram chatbot for automating the process of booking clients for services.

    Technologies: Java, Telegram Bot API, MySQL, JDBC

    … My role: Developed the server part of the bot, integration with the database for storing and managing client bookings.

    Result: The bot allows clients to easily book services by sending commands in Telegram, with the ability to view available dates and times.

Activity

  Latest proposals 5
Telegram bot
68 USD
Create a bot for a mini course
79 USD
Telegram bot reminder date
11 USD
TELEGRAM BOT
86 USD
Bot for Telegram channel
18 USD