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Mariano Daniel Castillo
About
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Buenos Aires, Argentina
Résumé
Jobs
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Senior QA Engineer / QA LeadSoapboxxJan 2024 - Current (2 years 10 months)• Built the QA process from scratch, configuring Jira and Xray, creating the test repository and defining test planning, execution, traceability, defect lifecycle and release-validation practices.
• Analyse user stories, requirements and acceptance criteria; design and execute functional, regression, smoke, exploratory, integration and E2E coverage; identify edge cases and clarify ambiguous behaviour with Product and Engineering.
• Document defects with clear reproduction steps and evidence, investigate impact, verify fixes and communicate release readiness and residual risk.
• Validate REST APIs with Postman, Swagger/OpenAPI and Cypress; maintain targeted Cypress checks in JavaScript for stable high-risk workflows and use JM- JSenior QA EngineerJointlyJan 2024• Performed functional, integration, regression and E2E testing across client-specific configurations of a real-estate transaction platform, including document workflows, electronic signatures, permissions and contract execution.
• Reproduced and isolated defects, assessed business impact across configurations, verified fixes and collaborated with Engineering and business stakeholders to confirm expected behaviour. - QA EngineerWakapiJan 2023 - Jan 2024 (1 year 1 month)• Analysed requirements and acceptance criteria and translated them into test plans, test cases, estimates and focused coverage for new and existing features.
• Executed functional, regression, integration and exploratory testing; tracked defects in Jira; verified fixes and supported release validation with Product Owners, Business Analysts and client stakeholders. - QA EngineerOctobotJan 2021 - Jan 2022 (1 year 1 month)• Helped establish the QA process and contributed to test planning, refinement and pre-release quality activities. Performed functional, exploratory, integration and regression testing based on product risk and delivery constraints.
• Validated REST APIs with Postman and Swagger, investigated defects and contributing conditions, and produced quality reports and metrics to improve visibility and release confidence. - GQA Technical LeadGlobant - DirecTV LATAMJan 2017 - Jan 2021 (4 years 1 month)• Led nearly 20 QA professionals across LATAM, owning test strategy, planning, execution, reporting and resource allocation across multiple devices, models, software versions and market configurations.
• Reviewed coverage, coordinated regression and release testing, investigated blockers, mentored testers and communicated quality and schedule risks to US stakeholders.
• Led validation of DirecTV's 4K transmission feature before the 2018 FIFA World Cup and later led LATAM QA for the Next Generation user interface, supporting release decisions with evidence-based quality assessment. - GQA TesterGlobant - DirecTV LATAMJan 2015 - Jan 2017 (2 years 1 month)• Created and executed manual functional, integration, regression and device-specific tests across multiple set-top box models, software versions and regional configurations.
• Identified edge cases and compatibility issues, documented defects with reproducible evidence, followed issues through resolution and verified fixes; also trained new team members on testing practices and project workflows.
Education
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- EEF SET English Certificate - 76/100 (C2 Proficient)EF SET
- PProject Management Foundations: Quality
- AAgile Testing
- Licenciatura en Sistemas (Degree in Information Systems)Universidad Argentina 'John F. Kennedy'Jan 2011 - Jan 2016 (5 years 1 month)