Stefan Istrate

About Me

Self-taught SDET with 5+ years of experience in automated testing and a strong functional command of cloud environments. Expert in building scalable automation frameworks and integrating them into modern CI/CD pipelines. AWS Certified (SAA-C03), with hands-on experience deploying and maintaining containerized test infrastructure in AWS and GCP.

Core Expertise

Experience

QA Automation Engineer/SDET | Yes Energy

June 2025 - Present

• Led the migration of core services from Spring 5 to Spring 6, ensuring compatibility with modern Java standards.
• Drove a significant increase in unit test coverage for the core repository, ensuring stability during the Spring 5 to 6 migration.
• Engineered a comprehensive API testing framework from scratch and drove a significant increase in unit test coverage.
• Introduced automated reporting mechanisms to track and visualize test execution and system health.
• Authored and organized technical documentation for cross-functional engineering teams.

June 2025 - Present

QA Automation Engineer/SDET | Deutsche Bank

Sept 2021 - June 2025

• Responsible for leading automated testing efforts for an administrative banking application, ensuring high-quality software delivery.
• Led technical interviews and mentored junior engineers.
• Developed a regression test suite that automated over 70% of manual test cases, significantly reducing testing time for releases.
• Refactored the test automation suite to implement industry-standard design patterns, improving maintainability and efficiency.
• Designed and implemented end-to-end automated tests for web applications using Selenium, Cypress, and Playwright.
• Integrated automated testing into CI/CD pipelines, ensuring faster and more reliable deployments.
• Conducted code reviews and provided mentorship to junior QA engineers to improve automation best practices.
• Collaborated with developers and product managers to define testing strategies and improve overall software quality.
• Utilizing a diverse technology stack for automation and testing, including:
• Java (Selenium)
• JavaScript/TypeScript (Cypress)
• Python (Playwright)
• GitHub CI/CD
• Google Cloud Platform (GCP)
• Postman

Recent Projects

Links

Certificates