● Enabled the execution of hundreds of API, workflow, and integration tests in Gherkin format using the Go programming language and GoDog Framework, designed to run in parallel on Kubernetes with each new feature branch.● Established scalable K6 and Locust infrastructures across various teams and the Backend Core tofacilitate continuous identification of performance bottlenecks in backend projects.Implemented Quality Scorecards and Quality Strategy, allowing all teams within Adjust to monitor qualitymetrics continuously and in real-time.● Developed a new test infrastructure using the Appium Framework to support SDK testing effectively.● Maintained a robust test automation infrastructure within Backend Core, processing over 10,000 DK per day.● Provided leadership and mentorship to the QA team, significantly influencing their career developmentpaths.

● Led the design of test automation architectures for UI, API, load, and stress tests across n11.com’s e-commerce infrastructure.● Managed the performance of all n11 applications, ensuring optimal operation and user satisfaction.● Directed a skilled team of 9 in test automation and performance management. Together, we achievedsignificant milestones over three years, including: ◆ Conducting over 150 live load testing sessions during nights, identifying and resolving more than 200 performance issues with the development teams. ◆ Developing a comprehensive UI test automation regression suite with over 1000 tests, andcovering all existing endpoints with API tests. ◆ Launching Spider11, a continuous monitoring tool for the production environment.Implementing dynamic test data solutions (TDM) that prepared data automatically before eachregression test.● Responsible for budget and stakeholder management, balancing resources effectively to meet projectgoals.● Innovated test automation products, such as: ✪ Test Data Manager App: A Python-Flask application facilitating efficient test data management. ✪ Spider11: A crawler tool for detecting bugs in the production environment. ✪ Performance11: An AI tool for detailed performance analysis.

● Worked with Saha Information Technologies and Intertech to lead our test automation team, improvinghow we work together.● Improved our DevOps and CI/CD processes, making project work flow better and get better results.● Built the Testinium API console application that works well with Jenkins, helping us do more automation.● Developed special test automation frameworks that allowed developers to automate UI-basedapplications more effectively.● Led the integration of ELK with our frameworks, which helped us monitor and analyze data better.● Managed the Testinium Enterprise versions, making sure they met what our customers needed.● Taught team members how to manage source code and review code better, which helped us learn moreand improve our quality.

● Enhanced business operations by designing an effective issue tracking system.● Developed and managed content management systems (CMS).● Implemented continuous integration (CI) practices using Jenkins to optimize development processes.● Administered Linux servers, enabling self-service capabilities.● Collaborated with the Digital Marketing team to deliver tailored IT solutions.● Led testing and scrum practices to improve team efficiency and product quality.● Played a pivotal role in the UniKasko Omni Channel project, contributing to its success.

● Managed projects like Domino’s and Hürriyet, making sure they met client needs.● Maintained strong relationships with clients to ensure their involvement.● Kept track of project costs and deadlines to ensure everything was done on time and within budget.● Handled the release and management of products to make sure updates went smoothly.● Helped the team get better at using scrum methods to improve their work.

● Managed the release process, ensuring timely and quality software deliveries.● Developed mobile test automation frameworks using Android Espresso and iOS Xcode.● Implemented CI/CD pipelines for Android and iOS applications to continuous development.● Automated web services testing using JMeter to enhance service reliability.● Conducted load testing simulations to identify and mitigate performance bottlenecks.