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Experience & education

Where I've worked and what I studied.

Experience

Oct 2022 - Present

Software Developer

P&I Hellas

  • Maintained compliance for a government tax-filing integration, bridging a native C library via JNI and adapting to evolving regulatory specifications.
  • Reintroduced integration tests and authored technical documentation for the integration layer, improving team onboarding and long-term maintainability.
  • Diagnosed and resolved complex edge cases in core payroll logic built on Apache Drools, working with domain experts to ensure accurate, legally compliant processing.
  • Designed and implemented legal reports in Eclipse BIRT for submission to government authorities.
  • Cut runtime of time-intensive Spring Batch jobs by 70%, primarily by refactoring JPQL queries.

Education

Sep 2014 - Feb 2023

Integrated M.Sc. - Computer Science and Engineering

University of Ioannina

Thesis: "Fully Dynamic Reachability Algorithms for Directed Graphs", implemented in C++.