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A Senior Quality Assurance Engineer (10+ years) specializing in delivering seamless and reliable user experiences (UX) for high-performance web applications. My expertise centers on the strategic combination of rigorous manual execution and end-to-end automation (Selenium + Java). I have a proven track record in mission-critical financial systems and specialize in ensuring cross-browser and mobile device compatibility and validating critical user workflows. My goal is the early identification and resolution of issues and driving continuous quality through CI/CD pipelines…A Senior Quality Assurance Engineer (10+ years) specializing in delivering seamless and reliable user experiences (UX) for high-performance web applications. My expertise centers on the strategic combination of rigorous manual execution and end-to-end automation (Selenium + Java). I have a proven track record in mission-critical financial systems and specialize in ensuring cross-browser and mobile device compatibility and validating critical user workflows. My goal is the early identification and resolution of issues and driving continuous quality through CI/CD pipelines

Marcela Ramirez Ortiz

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A Senior Quality Assurance Engineer (10+ years) specializing in delivering seamless and reliable user experiences (UX) for high-performance web applications. My expertise centers on the strategic combination of rigorous manual execution and end-to-end automation (Selenium + Java). I have a proven track record in mission-critical financial systems and specialize in ensuring cross-browser and mobile device compatibility and validating critical user workflows. My goal is the early identification and resolution of issues and driving continuous quality through CI/CD pipelines…A Senior Quality Assurance Engineer (10+ years) specializing in delivering seamless and reliable user experiences (UX) for high-performance web applications. My expertise centers on the strategic combination of rigorous manual execution and end-to-end automation (Selenium + Java). I have a proven track record in mission-critical financial systems and specialize in ensuring cross-browser and mobile device compatibility and validating critical user workflows. My goal is the early identification and resolution of issues and driving continuous quality through CI/CD pipelines

Available to hire

A Senior Quality Assurance Engineer (10+ years) specializing in delivering seamless and reliable user experiences (UX) for high-performance web applications. My expertise centers on the strategic combination of rigorous manual execution and end-to-end automation (Selenium + Java). I have a proven track record in mission-critical financial systems and specialize in ensuring cross-browser and mobile device compatibility and validating critical user workflows. My goal is the early identification and resolution of issues and driving continuous quality through CI/CD pipelines

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Spanish; Castilian

Fluent

Work Experience

Senior QA Engineer & Business Analyst at IDS projects on Citi Bank

September 1, 2023 - June 1, 2025

Led technical validation (functional, backend, automation) for global financial systems; designed, developed, and maintained Selenium + Java end-to-end automation framework; integrated with CI/CD pipelines; executed validation using Advanced SQL (MySQL, PostgreSQL, MS SQL) and API testing; conducted exploratory testing; led defect triage and RCA; reviewed requirements and acceptance criteria; supported UAT; designed Functional, Integration, and Non-Functional test strategies; Achieved 30% reduction in post-release defects and accelerated regression cycles through automation and risk-based prioritization.

Senior QA Lead & Business Systems Analyst at Diebold Nixdorf

June 18, 2018 - August 1, 2023

Hybrid QA Lead/BA bridging business requirements and technical implementation for high-security payment and digital banking solutions. Drove Selenium + Java automation, integrated with Jenkins/Azure DevOps CI/CD; validated critical batch processing and backend services; performed Load/Stress validation; analyzed logs and backend processes; supported API testing and cross-functional Agile ceremonies; established QA metrics and reporting; mentored junior engineers.

Senior Quality Assurance Analyst at Globant (HSBC project)

March 1, 2018 - June 15, 2018

Performed functional and non-functional testing for banking web systems; designed test plans, validated user stories, and tracked defects; ensured cross-browser compatibility and UX consistency; collaborated with developers on backend fixes and production deployments; contributed to post-release quality improvements and on-time releases.

Quality Assurance & Business Analyst at Freelance Information Technology Consultant

January 1, 2016 - February 28, 2018

Defined business requirements, tested web and API systems, and improved QA processes for multiple clients. Executed manual and automated testing (Selenium, Postman, SoapUI); improved release stability through early defect detection, metrics-driven QA reporting, and strong collaboration with agile teams.

Quality Assurance Tester at Livingston International (Estrategia en Prevision)

May 1, 2013 - August 1, 2015

Executed testing of backend systems, APIs, and web interfaces; designed SQL-based data validation for integration layers; produced traceability matrices and validated data integrity; conducted regression, stress, and performance testing; contributed to on-time software releases.