ozge yilmaz
@ozgeyilmaz
QA Automation and software testing engineer specializing in web, API, and integration automation.
What I'm looking for
I’m a QA Automation Engineer with hands-on experience in web, API, and integration testing, and a strong backend development background that helps me validate end-to-end data flows with confidence. I focus on stable, high-quality releases by combining disciplined testing with practical engineering judgment.
In my current QA Engineer (Contract / Freelance) role (remote), I perform functional, regression, and exploratory testing across multiple web and mobile client projects. I identify and document reproducible defects with clear evidence and severity, and I validate user workflows, edge cases, and cross-device compatibility to reduce release risks.
Previously at OPTiiM, I delivered automated and manual testing in Agile sprint environments for large-scale web and API applications. I maintained a Selenium–TestNG–Cucumber automation framework using the Page Object Model, validated REST APIs with Postman and SQL queries, and integrated automated suites into Jenkins pipelines to support continuous testing and faster feedback.
Before QA, I worked as an Associate Application Developer at Accenture, developing backend services and APIs for enterprise telecom systems and executing unit/integration tests for early defect detection. I bring that system-level understanding into my QA work, and I’m ISTQB Certified (Foundation Level) with a clear preference for Agile/Scrum collaboration and continuous improvement.
Experience
Work history, roles, and key accomplishments
QA Engineer
TesterWork
Feb 2023 - Present (3 years 2 months)
Performed functional, regression, and exploratory testing for web and mobile applications, documenting reproducible defects with clear evidence and severity. Validated user workflows, edge cases, and cross-device compatibility and collaborated with distributed Agile teams to deliver timely QA feedback.
QA Engineer
OPTiiM
May 2021 - Sep 2022 (1 year 4 months)
Conducted manual and automated functional, regression, smoke, and integration testing for large-scale web and API applications in Agile sprint environments. Validated REST APIs using Postman and SQL and maintained a Selenium–TestNG–Cucumber automation framework with Page Object Model, integrated into Jenkins for continuous testing.
Developed backend services and APIs for enterprise telecom systems and supported early defect detection through unit and integration testing. Performed backend data validation across Oracle, MySQL, and MSSQL to ensure consistency between integrated services and worked with QA and developers in Agile/Scrum teams.
Education
Degrees, certifications, and relevant coursework
ISTQB
Certified Tester – Foundation Level, Software Testing
2025 -
Certified as an ISTQB Certified Tester – Foundation Level (Credential ID: 0325 CTFL 7889).
Istanbul Isik University
Bachelor of Science, Computer Engineering
2012 - 2017
Earned a BSc in Computer Engineering (100% English) at Istanbul Isik University from 2012 to 2017.
Availability
Location
Authorized to work in
Social media
Job categories
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