We are looking for a QA Automation Engineer to join our team on a full-time, long-term contractor basis. In this role, you will support two international clients in the battery and investment industries, helping ensure the quality and reliability of modern web applications through automated and manual testing.
Responsibilities
Design, develop, and maintain automated test suites using Playwright and TypeScript.
Execute manual testing and validate user stories, bug fixes, and support tickets.
Apply Page Object Model (POM) best practices to build scalable automation frameworks.
Create, execute, and optimize SQL queries for data validation.
Collaborate with developers through Git workflows, code reviews, and Pull Requests.
Integrate automated tests into CI/CD pipelines and analyze test reports.
Work closely with cross-functional teams to improve product quality and testing processes.
Mandatory
Strong experience with TypeScript (not just JavaScript with types).
Hands-on experience with Playwright.
Experience in Manual QA and ticket verification.
Strong understanding of Page Object Model (POM).




Solid knowledge of SQL and relational databases.
Experience using Git and Pull Request workflows.
Familiarity with CI/CD pipelines and test reporting.
Intermediate to advanced English for collaboration with international teams.
Nice to Have
Cursor
Claude Code
Next.js
Monorepo tooling (Turborepo or pnpm)
Biome
Faker.js
At Devsu, we believe in creating an environment where you can thrive both personally and professionally. By joining our team, you’ll enjoy:
• Health insurance and education stipend
• A versátil Paid Time Off (PTO) policy as well as paid holiday days
• Challenging, world-class software projects for clients in the US and LatAm
• Collaboration with some of the most talented software engineers in Latin America and the US, in a diverse work environment
Join Devsu and discover a workplace that values your growth, supports your well-being, and empowers you to make a global i

📌 QA Engineer (México)
🏢 Devsu
📍 México