Егор

Yehor Ahafonov
Java Developer

Contacts:
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I have worked as a Software Engineer for more than 4 years. For now, I participated in single
commercial project as a Java Developer.
The key skills are Java and Spring Framework. Have experience with working in team and BDD
techniques.

Skills:
• Java, Spring Framework, Hibernate, Maven
• Windows, Linux, Bash
• Spring Boot, Spring MVC
• Maven, Kafka, Junit 5, Mockito, Rest API, REST, SOLID
• MySQL, SQL
• GIT, Quartz, Jenkins
• Docker, CI/CD, AWS Cloud
• Thread context, TCP, JWT
• Flyway

Project History
Java developer August 2021 – September 2025
Project description: Developed medical platform monolith architecture.
Responsibilities:
• Supporting existing functionality and developing new features.
• Support and improvement of code testing. (Created about 90% of all Junit and Integration
tests. Implement test database environment using Testcontainers based on Docker)
• Made significant contributions to the creation and integration of CI/CD.
• Implemented two-factor authentication, after which the user was issued a JWT token for
further access to the platform.
• Implemented JWT token service. Participated in the implementation of RBAC model.
• Implemented a service for sending SMS and email messages, which was sent via the Twilio
API.

Education
• National Technical University "Kharkiv Polytechnic Institute".
• Telecommunications and Radio Engineering.

Languages
• Ukrainian - native
• Russian - fluent
• English - advanced