OLEH SHVETS
Java Developer
Miniac-Morvan,35
Summary
Respectful and self-motivated individual with a natural talent for identifying and implementing effective solutions to software issues. Extensive experience in Microservices and Spring Boot, with a strong command of Spring Data and Java. Fluent in English and adept at collaborating with cross-cultural, global teams.
Overview
6
6
years of professional experience
4
4
years of post-secondary education
3
3
Languages
Work History
Software Engineer
Playtech
10.2021 - Current
- Online service provides casino games.
- Maintenance of existing functionality, refactoring, and implementing new features.
- Integrations with third-party systems using FeignClient.
- Creating microservices from scratch.
- Upgrade an existing code base from Java 8, 11, or 17 to Java 21.
- Resolving dependency vulnerabilities.
- Finding bottlenecks using Flame Graphs, JMeter, and improving performance of the project.
- Document the API of the project using Swagger.
- Covering unit, integration, and e2e tests for controllers, but not covering business logic and functionality.
- Boosted application security by identifying vulnerabilities and implementing robust encryption techniques.
- Technologies: Microservices, Spring Boot, Spring Data, Liquibase, PostgreSQL, Java 8/11/17/21, Flame Graphs, JMeter, Kafka, FeignClient, Docker, Postman, Jenkins.
Software Engineer
Ciklum
10.2020 - 10.2021
- Developing a CRM system for Adidas company.
- The system is providing the availability of resources for the company's products around the globe in the company's storages.
- Maintenance of existing functionality, refactoring, and implementing new features.
- Upgrade an existing code base from Java 8 to Java 11.
- Finding bottlenecks using Flame Graphs, JMeter, and improving performance of the project.
- Covering with unit and integration tests not covered business logic and functionality.
- Technologies: Microservices, Spring Boot, Spring Data, Java 8/11, Flame Graphs/jmeter, FeignClient, Maven, Docker, PostgreSQL, JUnit/Mockito, Jenkins.
Software Engineer
Luxoft
07.2018 - 10.2020
- Development CRM system for Lifecell company, mobile operators.
- Maintenance of existing functionality, refactoring, and implementing new features.
- Upgrade an existing code base from Java 7 to Java 8.
- Covering with unit and integration tests not covered business logic and functionality.
- Developed scalable and maintainable code, ensuring long-term stability of the software.
- Technologies: Microservices, Spring Data, Java 8, Maven, Docker, PostgreSQL, JUnit/Mockito, Jenkins.
Education
Bachelor - Computer Science and Cybernetics
Taras shevchenko national university of kyiv
01.2016 - 01.2020
Skills
Microservices
JAVA 8
JAVA 11
JAVA 17
JAVA 21
Spring Data
Docker
REST API
Spring Boot
Jenkins
Jmeter
Junit
Kafka
Kibana
Maven
Mockito
Postgresql
Postman
SCRUM
Swagger
SQL
Object-Oriented Programming
Code debugging
Code Development
Software Development
API Development
Code reviews
Agile
Agile Methodologies
API Integration
Software Documentation
Accomplishments
- Identified and resolved critical dependency vulnerabilities: Successfully addressed security issues flagged by the security team and my manager, ensuring compliance with company security protocols and reducing potential risk exposure by 80%.
- Increased test coverage to 80%: Improved code quality and reliability by implementing thorough unit and integration tests, raising overall test coverage to 80%.
Timeline
Software Engineer
Playtech
10.2021 - Current
Software Engineer
Ciklum
10.2020 - 10.2021
Software Engineer
Luxoft
07.2018 - 10.2020
Bachelor - Computer Science and Cybernetics
Taras shevchenko national university of kyiv
01.2016 - 01.2020