Posted May 5, 2026

Intermediate/Senior Test Engineer (.NET, C#) - OP01774

Are you in Brazil, Argentina or Colombia? Join us as we actively recruit in these locations, offering a comfortable remote environment. Submit your CV in English, and we'll get back to you!

We invite a skilled and motivated Senior Test Engineer with hands-on experience in both automation and manual testing to join our dynamic team. In this role, you’ll design, develop, and maintain automated E2E tests for our cloud-based solutions while also contributing to manual testing efforts as needed to ensure the highest quality standards.

What's in it for you:

Work with a leading payment processing solution provider serving over 275,000 U.S. businesses and deepen your fintech expertise
Help shape the quality of modern cloud applications through comprehensive testing
Grow your automation and CI/CD skills using modern tools like Selenium, Playwright, REST Assured, and cloud platforms

✅ Is that you?

5+ years in test automation or SDET roles, with a CS degree or equivalent experience
Strong E2E test automation skills (Selenium, Playwright, JUnit)
Solid experience with API testing (Postman, REST Assured, or similar)
Proven ability to create test strategies, plans, and detailed test cases
Experience building test automation frameworks from scratch
Solid understanding of QA best practices and test traceability
Experience with CI/CD pipelines and automated deployments
Familiarity with cloud platforms and SaaS environments
Clear communication and effective cross-team collaboration
Strong, proactive problem-solving skills

Desirable:

Familiarity with performance testing tools like JMeter or LoadRunner
Hands-on cloud experience (AWS, Azure, or GCP)
Programming skills in C#, Java, or similar for writing test scripts

Key responsibilities and your contribution

In this role, you’ll help ensure software quality through test automation, teamwork, and continuous improvement.

Build and maintain automated E2E and API tests
Build test frameworks and automated test cases
Select and optimize test frameworks and tools for better coverage
Create automation dashboards to track build quality
Support performance, load, and scalability testing; analyze and report results
Perform manual and exploratory testing and develop automation scripts
Integrate tests into CI/CD pipelines
Build pipeline-as-code to run automation scripts in the CI/CD pipeline
Define branching strategies and automation standards
Review unit and integration test results
Review code to build an effective automation suite for technical and business integration tests
Ensure full test coverage across all levels: Unit, Integration, System, UAT, etc.
Write and maintain test strategies, cases, and documentation
Ensure requirements traceability through test coverage
Promote QA best practices and mentor team members
Work with developers to understand the functionality and fix issues
Join design/code reviews and help improve test frameworks and processes

What's working at Dev.Pro like?

Dev.Pro is a global company that's been building great software since 2011. Our team values fairness, high standards, openness, and inclusivity for everyone — no matter your background

We are 99.9% remote — you can work from anywhere in the world

Get 30 paid days off per year to use however you like — vacations, holidays, or personal time

✔️ 5 paid sick days, up to 60 days of medical leave, and up to 6 paid days off per year for major family events like weddings, funerals, or the birth of a child

⚡️ Partially covered health insurance after the probation, plus a wellness bonus for gym memberships, sports nutrition, and similar needs after 6 months

We pay in U.S. dollars and cover all approved overtime

Join English lessons and Dev.Pro University programs, and take part in fun online activities and team-building events