Integration of OpenAI API: Implemented seamless integration of OpenAI API
using the Spring framework to automate chat operations on websites, Telegram,
and Instagram accounts.
Relational Database Management: Designed and constructed relational
database structures using PostgreSQL to efficiently manage and organize data
for the chat solution.
Project Deployment on Ubuntu: Led the deployment process of the project on
Ubuntu servers, ensuring the stability and reliability of the chat solution.
Graph API and Messenger API in Meta for Developers: Worked extensively with
Graph API and Messenger API in Meta for Developers to enhance the
functionality and reach of the chat solution.

Architectural Design of Monolithic Marketplace Project: Led the architectural
design of a monolithic marketplace project, outlining the structural framework
and system components.
Backend Development using Spring Boot: Developed backend functionalities for
a web application based on provided designs, utilizing Spring Boot 3.
Authorization and Registration: Implemented user authentication and
registration features using Spring Boot Validation, Security, and JWT tokens.
Advanced Filtering with Criteria Queries: Engineered an advanced filtering
system using Criteria Queries in Spring Data, enhancing search capabilities
within the application.
Email Notification System: Built an email notification system using Spring Boot
Starter Mail and integrated RabbitMQ for asynchronous message processing.
WebSocket Chat Development: Developed a real-time chat feature using Web
Socket technology, enabling users to engage in dynamic conversations within
the application.
Relational Database Management: Constructed and optimized a relational
database using PostgreSQL, ensuring efficient data storage. Utilized Liquibase
for robust control and migration of the database schema.
Swagger API Documentation: Implemented Swagger for API documentation,
providing a user-friendly interface for developers to understand and interact with
the application's APIs.
Project Deployment on Ubuntu 22.04: Managed the deployment process of the
project on Ubuntu 22.04, ensuring seamless integration and optimal
performance.

solution for test automation, leveraging Selenium WebDriver for efficient and
effective testing processes.
Microservices Architecture: Engaged in the design and implementation of two
microservices, utilizing technologies such as Maven, Spring/Spring Boot, and
Gradle.
Version Control and Collaboration: Utilized Git for version control, actively
participating in collaborative coding practices such as pull requests and code
reviews.