Petros Stergioulas
Software Engineer at Sport Alliance GmbH
Hamburg, Germany
Summary
👤
Senior🎓
Top SchoolPetros Stergioulas is a software engineer based in Hamburg with around a decade of professional experience and 7+ years focused on backend development. He currently builds payment, cash register and banking integrations at Sport Alliance GmbH, designing APIs, maintaining ETL pipelines and working with Spring Boot, JPA, Postgres, Redis and RabbitMQ. Petros emphasizes production quality through testing (JUnit5, Testcontainers) and CI with GitHub Actions, and is actively expanding his cloud and Kubernetes knowledge. His GitHub contributions show practical hands-on work bootstrapping Spring Boot projects and Maven wrapper configuration—skills that translate to faster, more reliable project onboarding. Comfortable collaborating with customer success and cross-functional teams, he balances feature delivery with operational robustness. He holds an Information Technology engineering degree from the International Hellenic University.
10 years of coding experience
Information Technology Engineer, Information Technology, Information Technology Engineer, Information Technology at International Hellenic University
Greek, English
Stackoverflow
125reputation
17kreached
6answers
2questions
Github Skills (14)
maven10
javas10
java10
spring-boot10
api-design9
json6
nullable6
hibernate6
h26
oracle6
hikaricp6
openapi6
database6
openapi-generator6
Programming languages (8)
Github contributions (5)
thombergs/code-examples
Feb 2020 - May 2020
A collection of code examples from blog posts etc.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:10 commits, 2 PRs, 3 comments in 3 months
Contributions summary:Petros primarily contributed to setting up and configuring the Maven wrapper for build management. They implemented initial setup and configurations for a Spring Boot application, including defining dependencies and configurations for the API. The user also made changes to the code including implementing a UserApiDelegate with modifications to the dependencies. These changes show the user's work on configuring the project and building a basic backend structure.
postsblog-posts
Petros0/reflectoring.github.io
Jan 2020 - Nov 2020
reflectoring blog
Contributions:14 pushes, 4 branches in 9 months
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.