Eleftheria Chavelia

Improved code quality and issue detection by creating scalable QA automation frameworks for retail applications, managing and mentoring a team of five.

Key Achievements:

• Accelerated defect detection and release reliability by building QA automation with Java, Selenide, and Cucumber.
• Enabled proactive issue detection with Grafana performance tests for alerts.
• Enhanced deployment quality by adding SonarQube checks and automated tests in Jenkins and Bitbucket CI/CD pipelines.
• Ensured cross-browser/platform reliability via Dynamic Selenium Grid and BrowserStack.
• Improved test coverage and efficiency by guiding the QA team in creating 800+ BDD scenarios in Xray, which are automated and run daily.
• Improved test visibility by setting up regression test reporting through Allure, XRay, and Grafana.
• Promoted quality culture by presenting automation benefits and coaching the team.

Improved testing efficiency and accuracy by designing automated testing solutions for UI, API, and ETL processes for products handling music industry data.

Key Achievements:

• Enhanced overall release quality and reduced post-release defects by developing automated tests for UI and API using pytest and Selenium.
• Improved data reliability and consistency by optimizing ETL testing processes for music industry data with Apache Airflow.
• Facilitated better test coverage and reduced manual testing efforts by creating dynamic test data in AWS S3.
• Promoted a culture of quality and continuous improvement by guiding team members in best practices and conducting code reviews.

Improved testing efficiency, project quality, and team productivity by leading the development of automation testing infrastructure for Node.js microservices and web applications, while guiding the team through Agile transformations.

Key Achievements:

• Improved testing speed and efficiency by creating a robust automation testing framework using Jest and Cypress for Node JS microservices.
• Enhanced test visibility and simplified test execution by installing and configuring Jenkins for seamless reporting.
• Accelerated feature delivery and improved project quality by introducing Scrum methodology, boosting team collaboration and productivity.

Improved functionality, performance, and team productivity by developing and executing test suites for UI, REST, and unit testing, and building performance testing infrastructure in the data analytics and market research industry.

Key Achievements:

• Ensured application reliability by developing UI and REST tests using Selenium, TestNG, and Spring Framework.
• Enhanced code quality by implementing unit tests with TestNG and Mockito.
• Enabled performance and stress testing by building infrastructure with JMH and ELK.
• Simplified the testing process by configuring Jenkins for automated execution and monitoring.
• Boosted collaboration and productivity by introducing Scrum methodology and Agile practices.

Enhanced performance and reliability by developing distributed systems for Big Data analytics in the telecommunications sector, while conducting comprehensive testing.

Key Achievements:

• Improved data processing efficiency and responsiveness by building scalable distributed systems with Java, Apache Storm, and Spark Streaming.
• Ensured data integrity and availability by managing NoSQL databases like HBase for analytics.
• Enhanced system reliability and performance by developing and executing comprehensive testing strategies (functional, regression, performance).