Hi, I'm Oleksandr Semishan.

I'm a Senior QA Engineer with 15+ years of experience from Sofia, Bulgaria, specializing in quality assurance and process optimization. I don't just test - I improve processes, optimize workflows, and ensure testing aligns with business goals to drive meaningful product enhancements.

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What I Do

Manual Testing

Comprehensive manual testing including functional, regression, exploratory, UAT, and mobile application testing (Android, iOS).

Process Optimization

Improving testing processes, creating coverage matrices, and implementing risk-based testing strategies for maximum efficiency.

Team Leadership

Leading QA teams, training new members, and coordinating testing activities in complex legacy system environments.

Quality Assurance

Maintaining high quality standards with zero Priority 1 defects in production and comprehensive test documentation.