SOFTWARE QA ENGINEER
Reliable software
is built deliberately.
I’m Barış Şahin. I build confidence in software through test automation, API testing, and thoughtful quality engineering.
SELECTED IMPACT
Measurable work.
Meaningful confidence.
Base64 Document AI
Software QA Test Engineer · Part-time
Own end-to-end quality for web applications, REST APIs, and document-processing workflows, from design review and test strategy to regression and release validation.
50+ E2E tests across Playwright and Cypress. Main suite reduced from 20 to 12 minutes. Visual regression reduced from 12 to 5 minutes.
SELECTED TECHNICAL WORK
Systems behind the signal.
Playwright automation architecture
Designed a Playwright-based architecture and maintained browser and integration coverage in CI/CD alongside Cypress tests.
Visual regression & CI optimization
Dockerized Playwright, stabilized baselines, refined scope, and used parallel execution and dynamic-content handling.