Available to hire
I am a software engineer with strong expertise in .NET backend development and data analysis. I have a proven track record of delivering high-performance applications for the sports betting and railway industries.
I specialize in modernizing legacy codebases, optimizing PostgreSQL database performance, and implementing resilient microservices. I enjoy turning complex data into actionable insights and scaling solutions across teams.
Skills
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Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Language
Greek, Modern
Fluent
English
Fluent
German
Advanced
Norwegian
Beginner
Work Experience
Software Engineer - .NET Backend Engineer at BetAdvanced
January 1, 2025 - PresentPerformance Engineering: Reduced memory usage by 55% by optimizing object lifetimes and refactoring views to join-based queries; System Modernization: Migrated microservices to improve serialization speed and type safety, and implemented circuit-breaker middleware for fault tolerance; Infrastructure & DevOps: Standardized test environments using dedicated .env files and resolved local vs. CI path discrepancies to ensure consistent code coverage; Data Integrity & Security: Hardened data access layers against SQL injection by enforcing parameterized queries; Agile Collaboration: Worked within an Agile/Scrum framework using Jira and Confluence for documentation and knowledge sharing.
Senior Software Engineer at Rail Infrastructure Solutions (T-RIS)
January 1, 2024 - December 31, 2024Developed POLE to combine dynamic train test data with static geometry for predictive maintenance insights.
Software Engineer
July 1, 2022 - January 31, 2024Optimized OLE STAT by automating wire alignment processes (up to 150 wire runs), reducing analysis time by 80%. Automated root-cause identification for wire configuration issues (excessive force/misalignment), enhancing predictive maintenance accuracy and reducing system failure risk through data-driven scheduling.
Data Analyst
January 1, 2022 - June 30, 2022Enhanced Dynamic Rail System Simulation (D-RSS) simulations (3D track modeling, wire geometry adjustments) and added visualization features for easier interpretation.
Technical Consultant at ROTSKOS ATHANASIOS AND ASSOCIATES E.U.
June 1, 2020 - September 30, 2020Produced AutoCAD technical drawings and project reports to support client communications and execution.
Mid Software Engineer - .NET Backend Engineer at BetAdvanced
January 1, 2025 - PresentPerformance engineering: reduced memory usage by 55% by optimizing object lifespans and refactoring database queries; Migrated microservices from Newtonsoft.Json to System.Text.Json to improve serialization; Standardized test environments and refactored classes to resolve CI discrepancies; Hardened data access layers against SQL injection; Agile collaboration using Jira and Confluence for documentation and knowledge sharing.
Senior Software Engineer at TRAIN Rail Infrastructure Solutions (T-RIS)
January 1, 2024 - December 31, 2024Developed P-OLE to combine dynamic train test data with static geometry for predictive maintenance insights.
Software Engineer at TRAIN Rail Infrastructure Solutions (T-RIS)
July 1, 2022 - January 31, 2024Optimized OLE STAT by automating wire alignment process (up to 150 wire runs), reducing analysis time by 80%; automated root-cause identification for wiring issues, enhancing maintenance accuracy and reducing system failure risks through data-driven maintenance scheduling.
Data Analyst at TRAIN Rail Infrastructure Solutions (T-RIS)
January 1, 2022 - June 30, 2022Enhanced Dynamic Rail System Simulation (DRSS) with 3D track modeling and wire geometry adjustments; added visualization features for easier interpretation.
Software Engineer at Rail Infrastructure Solutions (T-RIS)
July 1, 2022 - January 1, 2024Optimized OLE Stat by automating wire alignment process (up to 150 wire runs), reducing analysis time by 80%.
Data Analyst at Rail Infrastructure Solutions (T-RIS)
January 1, 2022 - June 1, 2022Enhanced dynamic rail system simulation (DRSS) with 3D track modeling and wire geometry adjustments; added visualization features for easier interpretation.
Education
Integrated Master of Engineering (MEng) in Mechanical Engineering at University of Thessaly, Volos
October 1, 2015 - September 14, 2022Integrated Master of Engineering (MEng) in Mechanical Engineering at University of Thessaly, Volos
January 1, 2015 - January 1, 2022Integrated Master of Engineering (MEng) in Mechanical Engineering at University of Thessaly, Volos
January 1, 2015 - January 1, 2022Qualifications
Python Mega Course: Learn Python in 60 Days
January 1, 2024 - January 21, 2026Django In Real Life – Build Complex Restaurant Platform
January 1, 2023 - January 21, 2026Industry Experience
Software & Internet, Gaming, Transportation & Logistics, Professional Services, Education, Manufacturing, Media & Entertainment, Computers & Electronics
Skills
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Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
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