Java Developer
Overview
Short Summary
Experienced Senior Software Engineer with 8+ years in backend development, specializing in Java and Spring Framework. Contributed to the development of a high-efficiency payment platform, improving transaction processing speed. Skilled in Agile methodologies like TDD and pair programming, with a track record of mentoring junior developers. Strong background in microservices architecture, utilizing tools like Kafka for communication between services. Adept at delivering high-quality software solutions in Agile environments.
Work Experience
Senior Java Developer, Babel (Jul. 2024 – Ago. 2025) Developed high-performance backend systems using Java 17 and microservices architecture. Designed and implemented microservices from scratch, ensuring code quality and maintainability. Utilized Spring Framework and JPA, modernizing legacy systems to Java 21. Applied TDD methodologies, built test suites, and integrated Kafka for asynchronous communication. Delivered features in Agile environments with small engineering teams.
Senior Java Developer, PagoNext (Nov. 2022 – Ago. 2024) Developed features for a fintech application using Java 11 and microservices architecture. Collaborated with frontend team and applied TDD methodologies. Utilized Spring Framework and JPA, upgrading legacy systems to Java 17. Deployed applications, conducted testing, and performed refactoring as needed.
Java Developer, GMV (Feb. 2019 – Jan. 2021) Worked as a full-stack developer using GWT, REST services, and MVC technologies. Designed and analyzed requirements while mentoring junior developers. Improved legacy applications and created new features using Java 7 and Java 8. Designed and implemented JUnit tests with Mockito.
Java Developer, OneTec (Feb. 2018 – Feb. 2019) Developed backend web applications with Java 7 and collaborated with frontend design team. Mentored new team members and led design and development of new applications. Implemented REST architecture-based applications and maintained code quality.
Java Junior Developer, Sopra Steria (June 2015 – Jan. 2018) Developed backend web applications with Java EE 1.7 and participated in Scrum team. Utilized frameworks based on Spring for REST architecture web services.
| Employee | 2500 € / Per month |
| Freelancer | 275 € / Per day |
| Level | SENIOR |
| Praha |