I am Andrii Kalynchuk, a hands-on Manual Quality Assurance Engineer focused on payment processing, API testing, and vendor integrations. I build solid QA processes and end-to-end test flows to ensure secure, reliable experiences across multiple payment providers. I thrive on collaborating with product, engineering, and support teams to ship stable, user-friendly software.\n\nEntrepreneurial by nature, I have proven I can turn ideas into profitable businesses and create customers-first experiences. I love diagnosing transaction issues, documenting clear bug reports, and delivering high-quality results with strong attention to detail. Outside of work I stay active in sports and enjoy regular team activities.…I am Andrii Kalynchuk, a hands-on Manual Quality Assurance Engineer focused on payment processing, API testing, and vendor integrations. I build solid QA processes and end-to-end test flows to ensure secure, reliable experiences across multiple payment providers. I thrive on collaborating with product, engineering, and support teams to ship stable, user-friendly software.\n\nEntrepreneurial by nature, I have proven I can turn ideas into profitable businesses and create customers-first experiences. I love diagnosing transaction issues, documenting clear bug reports, and delivering high-quality results with strong attention to detail. Outside of work I stay active in sports and enjoy regular team activities.WWWW…