Hi, I'm Luis Javier Medina Coca, a Senior QA Automation Engineer with over 10 years of experience. I specialize in building high-performance test automation frameworks with Playwright and Cypress to deliver fast, reliable software. I have a proven track record of integrating automated testing into CI/CD pipelines, API testing, and Agile methodologies across teams in the Americas. My work consistently improves test coverage and speeds up release cycles while maintaining quality.

Luis Javier Medina Coca

Hi, I'm Luis Javier Medina Coca, a Senior QA Automation Engineer with over 10 years of experience. I specialize in building high-performance test automation frameworks with Playwright and Cypress to deliver fast, reliable software. I have a proven track record of integrating automated testing into CI/CD pipelines, API testing, and Agile methodologies across teams in the Americas. My work consistently improves test coverage and speeds up release cycles while maintaining quality.

Available to hire

Hi, I’m Luis Javier Medina Coca, a Senior QA Automation Engineer with over 10 years of experience. I specialize in building high-performance test automation frameworks with Playwright and Cypress to deliver fast, reliable software.

I have a proven track record of integrating automated testing into CI/CD pipelines, API testing, and Agile methodologies across teams in the Americas. My work consistently improves test coverage and speeds up release cycles while maintaining quality.

See more

Experience Level

Expert
Expert

Language

Spanish; Castilian
Fluent
English
Advanced
French
Advanced

Work Experience

QA Engineer at Patagonian, USA - Argentina
October 1, 2023 - Present
Led the migration of the UI test automation framework from Python & PyTest to Playwright with JavaScript, reducing test execution time by 40% and improving CI/CD pipeline reliability. Designed and built a Playwright-based test framework from the ground up, increasing automated test coverage for core functionalities from 60% to 95% for web applications. Automated key functionalities and integrated tests into Jenkins and Azure DevOps, accelerating the release cycle. Created a robust API test suite using Postman, reducing manual testing effort and ensuring reliability of critical business processes.
QA Engineer at Darwoft, Córdoba
December 1, 2021 - October 9, 2025
Designed, developed, and executed automated testing scripts using Cypress, streamlining the testing process for a telecoms company. Managed the release process, deploying requests to testing and production environments to ensure quality and timely delivery.
QA Engineer at Patagonian
October 1, 2023 - Present
Led the migration of the UI test automation framework from Python and PyTest to Playwright with JavaScript, reducing test execution time by 40% and improving CI/CD pipeline reliability.
QA Engineer at AppDirect
August 1, 2022 - October 9, 2025
Designed, implemented, and maintained automated test plans and scripts, increasing automated test coverage for E2E web applications using Cypress.
QA Engineer at Darwot Córdoba
December 1, 2021 - October 9, 2025
Designed, developed, and executed automation scripts using Cypress, streamlining the testing process for a telecommunications company. Managed the release process, deploying requests to testing and production environments to ensure quality and timely delivery.
QA Engineer at Darwoft
August 1, 2021 - December 31, 2021
Designed, developed, and executed automated test scripts using Cypress, streamlining the testing process for a telecommunications company.
QA Engineer at Darwoft
September 1, 2021 - August 31, 2022
Managed the release process, deploying requests to testing and production environments to ensure quality and timely delivery.

Education

Course Work in System Engineering at National Technological University
January 11, 2030 - October 9, 2025
Course work in System Engineering at National Technological University, Mendoza
January 11, 2030 - October 9, 2025
Coursework in Systems Engineering at National Technological University, Mendoza
January 11, 2030 - May 13, 2026

Qualifications

Playwright JS/TS Automation Testing from Scratch & Framework
January 11, 2030 - October 9, 2025
The Complete Cypress 13+ Course: From Zero to Expert!
January 11, 2030 - October 9, 2025
Cypress V8 - UI Automation Testing + API Testing + Framework
January 11, 2030 - October 9, 2025
Jenkins Introduction for Developer
January 11, 2030 - October 9, 2025
Complete Selenium Java Automation Engineer Bootcamp
January 11, 2030 - October 9, 2025
Playwright JS/TS Automation Testing from Scratch & Framework
January 11, 2030 - October 9, 2025
The Complete Cypress 13+ Course: From Zero to Expert!
January 11, 2030 - October 9, 2025
Cypress V8 - UI Automation Testing + API Testing + Framework
January 11, 2030 - October 9, 2025
Jenkins Introduction for Developer
January 11, 2030 - October 9, 2025
Complete Selenium Java Automation Engineer Bootcamp
January 11, 2030 - October 9, 2025
Playwright JS/TS Automation Testing from Scratch & Framework
January 11, 2030 - May 13, 2026
The Complete Cypress 13+ Course: From Zero to Expert!
January 11, 2030 - May 13, 2026
Cypress V8 - UI Automation Testing + API Testing + Framework
January 11, 2030 - May 13, 2026
Jenkins Introduction for Developer
January 11, 2030 - May 13, 2026
Complete Selenium Java Automation Engineer Bootcamp
January 11, 2030 - May 13, 2026

Industry Experience

Software & Internet, Media & Entertainment, Professional Services

Experience Level

Expert
Expert

Hire a QA Engineer

We have the best qa engineer experts on Twine. Hire a qa engineer in Godoy Cruz today.