Omer Karatas
Istanbul
Summary
Experienced Software Engineer specializing in Java-driven architectures, scalable API design, and critical energy market systems. Over 13 years of hands-on development and team collaboration, delivering compliant and reliable software under tight regulations. Combines strong technical depth (Java, Spring, Messaging) with a focus on knowledge sharing, mentoring, and continuous improvement in agile environments.
Overview
14
14
years of professional experience
Work History
Senior Software Engineer
EPIAS
Istanbul
07.2020 - 05.2025
- Enhanced system performance and reliability by monitoring and optimizing key metrics.
- Contributed to EPYS project as a core engineer, driving delivery within agile teams.
Software Engineer
EPIAS
Istanbul
06.2015 - 07.2020
- Designed and maintained market APIs and services (Balancing Power Market, Consumer Management System, Intraday), ensuring scalability and compliance.
- Developed integrations between participant systems and market platforms, solving complex technical challenges in production.
- Provided technical guidance and support to participants and internal teams, fostering collaboration and knowledge growth.
Assistant IT Auditor
T.C. Ziraat Bankasi
07.2014 - 06.2015
- Supported IT audits and compliance reviews across banking systems.
- Strengthened regulatory awareness and risk management in critical environments.
Software Engineer
TEIAS
04.2011 - 07.2014
- Implemented web services for electricity market software.
- Contributed to the Intraday trading system, ensuring high performance and stability under strict SLAs.
Education
B.S. - Computer Engineering
Yeditepe University
01.2008
Skills
- Java
- Spring
- Spring Boot
- API & Service Development
- SQL
- Software Design
- Performance Monitoring & Optimization
- Agile/Scrum
- Team Collaboration
- Technical Mentorship
- Documentation & Quality Focus
Languages
Turkish
English
Timeline
Senior Software Engineer
EPIAS
07.2020 - 05.2025
Software Engineer
EPIAS
06.2015 - 07.2020
Assistant IT Auditor
T.C. Ziraat Bankasi
07.2014 - 06.2015
Software Engineer
TEIAS
04.2011 - 07.2014
B.S. - Computer Engineering
Yeditepe University