*MAN Truck & Bus ‑ Java / Spring Boot*Developed and maintained RESTful APIs to enable seamless communication between front‑end and back‑end systems.*Implemented database integration using JDBC and performed database operations for efficient data retrieval and manipulation.*Assisted in the creation and execution of test cases, ensuring adherence to quality standards and identifying and resolving software defects.*Collaborated with senior developers to design and implement software modules, following best practices and coding standards. *Actively participated in agile development processes, including daily stand‑ups and sprint planning meetings, to ensure timely project completion.

Metro Istanbul A.Ş. Electrical Maintenance Supervisor atM1A‐M1B‐M3 subway lines. Edwards EST3, BOSCH,PANASONIC Fire Alarm/Detection Systems, FM200C‐TEC/KENTEC Gas Extinguishing Systems, Air SamplingSystems maintenance/repairing.

Predictive Maintenance Engineering. IIoT applications with temperature, vibration, humidity andpressure sensors. Data visualization with cloud based scada systems on web browsers.

Hydraulic, electropneumatic products and pneumatic fittings maintenance, sales and marketing.

Electronic Fire Extinguished Systems Repairing / Maintenancewith FAP panels.

Medical Electronic Device Repairing / Maintenance USG, MR, Mammograph, X‐Ray, fluoroscope etc.