At Definity, a leading technology company focused on AI-driven solutions and digital transformation, we are continuously expanding our team to support innovative, high-impact projects. We are looking for a Sr Software QA Engineer with experience in both manual and automation testing, who is passionate about quality, detail-oriented, and comfortable working with a leading automotive company headquartered in Fremont, California.

Important Considerations:
- Interest in relocating and living in the United States
- On-site position in Fremont, California
- Must have Mexican nationality
- Valid Mexican passport required
- Bachelor’s degree and professional license (cédula competente)

What you bring
- 3+ years of experience as a SDET, QA Engineer (Manual & Automation) or similar.
- Experience with one or more of the following: Python, Go, Typescript.
- Experience with web, mobile and API's validation
- Strong understanding of test automation frameworks in one of Playwright, Selenium, Cypress, Appium, Zephyr or similar




- Proficiency in writing and executing SQL database queries for test validation
- Knowledge of log analysis using tools like Splunk for troubleshooting and monitoring
- Experience with API testing using Postman, or similar tools
- Degree in Computer Science or equivalent experience.
- Advanced English (required) – ability to communicate effectively in meetings and with international teams.

What you'll do
- Design, develop and execute advanced test suites.
- Implement and execute test strategies on all supported platforms and languages to help improve overall quality and test code coverage.
- Responsible for functional testing and automated testing.
- Write backend integration tests and tests for RESTful APIs.
- Develop frameworks and automated test cases using Selenium and Python.
- Design and develop integration, regression, and stress tests using industry standard tools.
- Use and integrate AI tools to improve your work.
- Collaborate with Engineers and

📌 Senior Software QA Engineer – Relocation Opportunity (Ciudad de México)
🏢 Definity
📍 Ciudad de México