• Worked closely with fifty fellow coworkers and communicated with over two hundred employees in a group of sixhundred to maintain and upgrade Turkey’s most known advertisement site with over 522.7 million visitationtimes by 61.7 million users in a month• Accelerated page load times by 20% to achieve a higher ranking in organic search results (JSP, JavaScript,HTML, CSS)• Increased organic traffic by adding new features to the site and linking related pages to those features (Spring Boot,MongoDB, Hibernate, MySQL, Elastic Search, Kafka, Docker, ZooKeeper)• Processed daily Google Analytics data with additional inside data(user trends and clicking behaviour) to bemonitored and evaluated by the marketing teams (Spring, JSP, JavaScript)• Leveraged the Page Object Model of Selenium to automate testing of the front-end while composing unit testsfor the back-end micro-services (Selenium, Spring)

• Developed Java 8 desktop applications, with OSGI framework for defence industry projects• Programmed a back-end core Spring Boot application in communication with the front-end teams (PostgreSql,MongoDB)• Maintained and developed core in-house Java libraries of the company• Implemented several plugin projects as a sole developer and handled communication with the client• Coordinated communication between in-sourced and out-sourced engineers

• Implemented a web application that offers automation, data fault checking and data visualization with Djangoframework to ensure and enhance aircraft component’s quality• Developed a web application to monitor and manage Business Intelligence data of Quality Assurance teams;which is programmed with the Django framework and leveraged PostgreSQL database• Redesigned airplane physics core software using Qt5 and C++

• Programmed OSGI plugins for a desktop application on military defence projects (Java 8, Swing)