? Senior QA Automation Engineer (.NET/C#) | Remote | Mexico & Colombia

? Location:
Remote (Mexico or Colombia)

Preferred cities:
Guadalajara, Mexico City, Bogotá

? Employment Type:
Full-Time Contractor

? Paid in USD

? Schedule:
US business hours

? English:
Advanced/Fluent (B2+)

About the Role

Praxis is hiring a
Senior QA Automation Engineer
to join a US-based engineering team developing enterprise-scale applications.

We're looking for someone with a strong software engineering mindset who enjoys building automation frameworks from scratch, improving testing strategies, and working closely with developers in modern cloud environments.

If you have solid experience with
C#, .NET, Playwright, API automation, CI/CD, Docker, and Kubernetes
, we'd love to hear from you.

Tech Stack
- C#
- .NET / .NET Core
- Playwright (.NET)
- Selenium
- REST APIs
- xUnit / NUnit / MSTest
- SpecFlow
- Azure DevOps
- GitHub Actions
- Docker
- Kubernetes
- Azure Cloud
- SQL Server
- Git
- AI Tools (GitHub Copilot, ChatGPT, Cursor)

What You'll Do




- Design and maintain scalable automation frameworks using C#/.NET.
- Develop automated tests for:
- Web Applications
- REST APIs
- Backend Services
- Microservices
- Database validations
- Create and maintain:
- API Tests
- UI Tests
- Integration Tests
- Regression Suites
- Smoke Tests
- End-to-End Tests
- Integrate automated testing into CI/CD pipelines.
- Improve automation coverage, execution time, and test reliability.
- Collaborate daily with Software Engineers, DevOps Engineers, and Product teams.
- Support testing in Docker and Kubernetes environments.
- Analyze failures using logs, traces, metrics, and monitoring tools.
- Participate in Agile ceremonies, code reviews, and technical discussions.
- Leverage AI-powered development tools to increase engineering productivity.

Must-Have Qualifications

✔ 5+ years of experience in QA Automation, SDET, or Software Quality Engineering

✔ Strong programming skills in C#

✔ Professional exp

📌 QA Automation Engineer (Colombia)
🏢 Praxis
📍 Colombia