Usman Tahir

Senior Software Quality Assurance Engineer

Travel • Tiempo completo

Oct 2024 - Present • 1 yr 8 mos

Led quality assurance and test automation initiatives for a large-scale travel booking platform across Web, Android, and iOS applications. Helped improve release quality, accelerate delivery cycles, and ensure a reliable booking experience for thousands of users. • Designed and implemented automation solutions that significantly reduced manual testing effort and improved release efficiency. • Developed and maintained test coverage for web, mobile, API, and end-to-end business workflows. • Integrated automated testing into CI/CD pipelines to support faster and more reliable deployments. • Performed API, performance, and security testing to identify risks before production releases. • Collaborated with product, development, and business teams to validate critical booking and payment workflows. • Managed defect prevention, release validation, and quality processes to improve overall product stability. Key Achievement: Improved release speed and software quality through automation, CI/CD integration, and proactive defect prevention, helping deliver a more reliable experience for customers.

Software Quality Assurance Engineer

Freelancing Career • Freelance

Oct 2023 - Oct 2024 • 1 yr

Served as the lead QA Engineer for a healthcare SaaS platform, helping deliver reliable, compliant, and high-quality web and mobile applications. Worked closely with product teams to reduce release risks, improve testing efficiency, and support successful client onboarding. • Managed end-to-end quality assurance for web, mobile, and API-based healthcare solutions. • Designed and executed test strategies, release validation plans, and regression testing processes. • Built Selenium automation suites that reduced manual testing effort by 60% and improved release confidence. • Identified critical defects before production, helping prevent costly issues and compliance risks. • Validated software against healthcare industry requirements and regulatory standards. • Collaborated with international stakeholders and development teams to ensure smooth releases and product quality. Key Achievement: Helped a healthcare SaaS platform achieve compliance readiness and successfully onboard international clients while improving testing efficiency through automation.

Software Quality Assurance Engineer

Self Employed • Tiempo completo

May 2022 - Oct 2023 • 1 yr 5 mos

Worked with startups and growing businesses to deliver reliable web and mobile applications by improving software quality, reducing release risks, and identifying critical issues before production. • Planned and executed quality assurance strategies for web, mobile, and cross-platform applications. • Created and maintained 200+ test cases to improve test coverage and support stable releases. • Performed functional, exploratory, cross-browser, and mobile testing to ensure a seamless user experience. • Identified critical defects before launch, helping prevent production issues and costly release delays. • Implemented mobile test automation using Appium to improve testing efficiency and release confidence. • Collaborated with developers, product managers, and stakeholders to ensure high-quality product deliveries. Key Achievement: Prevented a major production issue by identifying a critical defect before release, helping ensure a successful product launch and improved customer experience.