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Open to Permanent
Open to Permanent

Thecla Ezenwa

I am seasoned Quality Assurance engineer and a customer service rep with supporting businesses achieve their goals
About

Detail-oriented Manual QA Analyst and customer service specialist with over 6 years of experience testing web and software applications to ensure quality, performance, and reliability. Proven expertise in manual functional, regression, exploratory, cross-browser, and UAT testing within Agile environments. Strong background in defect tracking, requirement analysis, SQL data validation, and collaboration with developers and product teams. Known for meticulous attention to detail, analytical thinking, and clear communication.

Previous Brands
MedStar UK
Nexus 23rd Century
Zarttech B.V
Nexus Alliance Limited
Nigerian Petroleum Exchange (NIPEX)
Work Experience
Care Support (Administrative & Operations)
Jul ‘24 - Now
MedStar UK

Maintained 100% compliance accuracy in service documentation and operational records, supporting audit readiness, Improved data accuracy by ~30% through structured verification and documentation checks. Coordinated schedules and internal communications, reducing operational delays by ~25%.

Lead QA Engineer
Jun ‘24 - Sep ‘24
Nexus 23rd Century

Designed and maintained structured test plans and test cases, improving defect detection efficiency by ~35%, tracked, and verified defects in JIRA, achieving 95% defect resolution before release. Reviewed requirements and acceptance criteria, reducing requirement-related defects by ~30%. Led manual functional, regression, Coordinated QA timelines and communicated testing progress, improving on-time release delivery by ~25%. Reduced post-release defects by ~40%, improving overall system stability and stakeholder confidence.

QA Engineer
Oct ‘22 - May ‘24
Zarttech B.V

Performed manual testing for a mobile Employee Stock Option (ESOP) application, ensuring end-to-end workflow accuracy, conducted UAT and usability testing, improving user acceptance success rate by ~45%. Validated business requirements and acceptance criteria, reducing rework cycles by ~30%. Coordinated cross-functional Agile ceremonies, improving team delivery efficiency by ~20%.

Software QA Engineer
Sep ‘18 - Sep ‘22
Nexus Alliance Limited

Executed manual test cases for enterprise web systems with ~95% execution accuracy. Conducted cross-browser and regression testing, reducing browser-specific defects by ~45%. Logged and tracked defects, improving developer turnaround time by ~30%. Created structured test documentation, increasing test coverage by ~40%.

Software Tester Intern
Apr ‘16 - Aug ‘18
Nigerian Petroleum Exchange (NIPEX)

Tested Customer Prequalification and E-Market platforms. Executed manual test cases and validated fixes, improving defect verification accuracy by ~20%. Assisted in test reporting and documentation, supporting consistent QA processes.

Languages
English - Fluent
Igbo - Native
French - Basic
Recommendations
Stephen Okunade
Worked in the same group - Project manager/ QA, Zarttech B.V
Oct 2022 - May 2024

I highly recommend Thecla as a QA Engineer. She is detail-oriented, reliable, and consistently ensured high product quality through thorough testing and clear communication. She worked closely with developers to identify edge cases, report issues effectively, and support smooth releases. A proactive team player with a strong sense of ownership, Thecla would be a great asset to any team.

Education & Training
University of East London
‘24 - ‘25
MSc Artificial Intelligence
Master's Degree
University of Lagos
Unknown - ‘23
BSc (Hons) Economics
Bachelor's Degree
Yaba College of Technology
Unknown - ‘21
HND Computer Science
Higher National Diploma
Dalewares Institute of Technology
Unknown - ‘15
OND Computer Science
Ordinary National Diploma
London, UK