Semion Ionov
Summary
Java Software Developer
Overview
5
5
years of professional experience
Work History
Senior Java Developer
Sberbank
08.2021 - 02.2025
- Delivered new business functionality in close collaboration with stakeholders
- Used profiling and monitoring tools to detect and eliminate performance bottlenecks
- Contributed to the architectural transition from monolith to microservices
- Conducted R&D to evaluate and integrate new technologies and solutions
- Designed scalable and maintainable system components
- Onboarded new developers and conducted technical interviews
- Planned and decomposed tasks, contributing to effective team delivery
Middle Developer
Capgemini
12.2020 - 07.2021
- Developed and tested automation software
- Created and maintained technical documentation
- Supported existing projects and legacy systems
- Communicated with end users to gather feedback and resolve issues
Junior Developer
NPO "Mir"
09.2019 - 10.2020
- Developed new features and maintained existing codebase
- Implemented encryption algorithms
- Worked with communication protocols
- Tested code and fixed bugs
- Read and maintained technical documentation
Education
Computer Science And Engineering -
Omsk State Technical University
Omsk, Russia06-2022
Skills
- Java, Spring Framework, Hibernate/JPA
- Apache Kafka, Camunda BPM
- SQL, PostgreSQL, MongoDB, Redis
- JUnit 5, Mockito, Testcontainers
- Docker, Kubernetes, Jenkins, Maven, Git
- Flyway, Liquibase
- Prometheus, Grafana, ELK Stack
Timeline
Senior Java Developer
Sberbank
08.2021 - 02.2025
Middle Developer
Capgemini
12.2020 - 07.2021
Junior Developer
NPO "Mir"
09.2019 - 10.2020
Computer Science And Engineering -
Omsk State Technical University