Hire the Best Regression Testers
in Mexico

I have been working in the QA area for quite a while, learning many things everyday. I am in constant challenge with my knowledge and have a passion when adding a Quality Assurance asset to a product. I have not had a job that would be disappointed with my work, and I'm pretty sure Upwork will not be the exception. Thanks

Profile summary Automation Lead and QA Engineer with a Master’s in Computer Science and 6+ years testing web and mobile (iOS, Android). I combine meticulous manual testing with fast automation adoption to deliver reliable releases for complex, multi‑tenant applications. Core services - Test strategy & planning: risk‑based test plans, release readiness, test data management. - Automation: design and implement E2E, smoke and regression suites; rapid Selenium and Playwright integration for greenfield and legacy projects. - API and backend validation: Postman, SQL checks, ACID and data integrity testing. - Performance and device testing: JMeter and real device farms using BrowserStack, Sauce Labs, TestGrid. - Manual testing excellence: exploratory, UI/UX, accessibility, edge cases and detailed defect reporting. - CI/CD and tooling: Jenkins pipelines, GitHub, ClickUp, Jira; documentation, runbooks and stakeholder demos. - Security and multi‑tenant QA: device hardening, vulnerability triage, tenant‑specific flows and compliance checks. Tools and technologies Selenium; Playwright; Postman; JMeter; SQL MySQL BigQuery; BrowserStack; Sauce Labs; TestGrid; Jenkins; GitHub; Jira; ClickUp. What I deliver Fast onboarding, clear test documentation, measurable KPIs (coverage, pass rate, MTTR), and reliable releases—while mentoring teams and keeping stakeholders informed. Rate: $20/hr — Available for short sprints or long‑term engagements.

I'm a QA Tester with experience in mobile game testing, software QA, and cross-device validation across Android and iOS platforms. I specialize in exploratory, regression, smoke, and functional testing, with hands-on experience identifying, documenting, and verifying bugs using tools such as Jira and TestRail. I have collaborated with cross-functional teams in fast-paced environments and contributed to improving product quality through detailed and reliable testing practices. I also have experience performing cloud gaming and network condition testing using tools like Clumsy, simulating latency, packet loss, and unstable network conditions to evaluate streaming performance, responsiveness, and gameplay stability. Additionally, I am interested in Localization QA and Spanish (MX) testing, helping ensure products provide a clear and natural user experience for Spanish-speaking audiences. What I can help you with: • Mobile App Testing (Android) • Game Testing & Gameplay Validation • Exploratory & Functional Testing • Bug Reporting & Reproduction • Cross-device Testing • Localization QA (Spanish MX) I am detail-oriented, proactive, and committed to delivering clear and actionable feedback that helps improve product quality.

A Analyst with 5+ years of experience in manual software testing within enterprise-level retail and financial environments. I specialize in functional and regression testing, backend validation using SQL, and ensuring data accuracy across systems and BI reports. I have experience writing and executing SQL queries to validate database records, ensuring data integrity and consistency between front-end applications and backend systems. My background includes test case design and execution, defect tracking using Jira, ALM Octane and Azure DevOps, and close collaboration with cross-functional teams in Agile environments. Detail-oriented and analytical, I focus on delivering stable, high-quality software by identifying issues early and ensuring reliable production releases. Spanish native speaker | English conversational.

Game QA Tester / Software Test Engineer with 3+ years of experience in video game testing, dedicated to delivering polished and engaging player experiences. ISTQB Certified (Foundation & Mobile), with hands-on expertise in functional, exploratory, and regression testing for games. Skilled at identifying gameplay issues, usability problems, and edge-case bugs, with a sharp eye for detail and a deep understanding of player behavior. Passionate about breaking games to make them better, and communicating issues clearly through structured and reproducible bug reports.

I help teams improve their mobile apps and websites by identifying bugs and providing clear user experience feedback. I specialize in mobile and web testing, helping developers detect issues before releasing their products to users. My goal is to ensure apps are stable, intuitive, and easy to use. What I provide during testing: • Clear bug reports • Step-by-step instructions to reproduce issues • Screenshots or screen recordings • Honest usability and user experience feedback I approach testing from a real user perspective while paying attention to small details that can affect the overall experience. If you're looking for reliable feedback to improve your app or website, I’d be happy to help. Available for short testing projects and quick feedback tasks.