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Side project · Live product
A free practice-exam platform for IT certifications and entrance exams — timed mocks, topic drills, weak-topic diagnosis and a spaced review queue, built solo on a Java 21 hexagonal backend with a Next.js frontend.
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Open project page →Side project · AI content pipeline
LLM-assisted pipeline that drafts exam questions, mechanically verifies them with real oracles (javac, Oracle SQL, SymPy, Pint, chemistry rules), runs content lints and imports the survivors into TestHoop over REST.
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Open project page →Master's Thesis — FH Hagenberg, 2015
Built a secure automated grading system for programming assignments in Moodle using isolated Oracle VirtualBox VMs per student.
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Open project page →Case study
Built backend modules for a distributed emergency-operations platform, enabling secure API access, resilient event-driven coordination, and low-latency shared state for time-critical workflows.
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Modernized an enterprise customer-care admin console to simplify configuration workflows, reduce training overhead, and lower dependence on specialized database handling.
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Implemented automated integration test flows with Robot Framework, cutting manual validation effort by 50% and improving release stability for distributed backend services.
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Open project page →Side project · Open Source
Production-grade portfolio with CI/CD, static analysis, security hardening and automated deployment verification.
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