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SDET (Cards)

21 hours, 23 minutes ago
Argentina, Brazil, Colombia, Costa Rica, Peru
Contract
Senior
SDET (Software Development Engineer in Test)
Quality Assurance and Testing
Agile AWS Azure C# CI/CD Cypress Datadog Docker Gatling GCP GitHub Actions GitLab CI JMeter Kubernetes .NET OpenAPI Playwright Postman REST API Scrum Selenium SOAP Splunk
Apply Now
Resilient Co

Resilient Co

Resilient Co is a technology consulting company that empowers businesses with smart solutions and diverse teams, offering resilient support in the dynamic tech industry.

Professional Services
11-50
Founded 2020
View All Jobs 10

Description

  • Create C#/.NET test scenarios and automated suites to improve functional and integration test coverage.
  • Design, build, and maintain UI, API, integration, and performance/load automation frameworks.
  • Develop test strategies and execute end-to-end validation for REST API migrations from legacy SOAP/WCF services.
  • Test API workflows, including authentication, authorization, OAuth 2.0, and MFA implementations.
  • Validate OpenAPI/Swagger contracts, adapter layers, file-based interfaces, data integrity, and backward compatibility.
  • Perform regression and integration testing for SCM, card-related, internal, external, and Presidio IVR systems.
  • Integrate automated testing into CI/CD pipelines and maintain test tooling for data generation, mocking, dependency control, and observability.
  • Design and run load and performance tests to assess system resilience and scalability.
  • Collaborate on shift-left testing, TDD, clean architecture, and code reviews; mentor engineering and QA team members.
  • Maintain reliable test automation across containerized and cloud environments.

Requirements

  • 4+ years of experience in software test automation, SDET, or software development roles.
  • Strong C#/.NET programming skills or experience with a similar object-oriented language.
  • Experience building UI test automation frameworks with Cypress, Selenium, or Playwright.
  • Experience building API automation with Postman, REST Assured, SoapUI, or similar tools.
  • Strong knowledge of REST, SOAP, and WCF, including testing integrations between modern and legacy services.
  • Experience testing OAuth 2.0 flows and familiarity with MFA implementations.
  • Knowledge of OpenAPI/Swagger, API documentation, contract validation, and implementation validation.
  • Experience with unit testing frameworks such as NUnit, MSTest, or xUnit.
  • Experience building load and performance tests with JMeter, Gatling, or LoadRunner.
  • Experience integrating automation into CI/CD pipelines using Azure DevOps, GitLab CI, GitHub Actions, or similar tools.
  • Familiarity with Agile/Scrum, Docker, Kubernetes, and cloud platforms including Azure, AWS, or GCP.
  • Background in cards, payments, fintech, health tech, or another regulated industry (preferred).
  • Experience with distributed-system debugging, adapter layers, file-based interfaces, backward compatibility, IVR integrations, or observability tools such as Application Insights, Datadog, or Splunk (preferred).
  • Experience mentoring developers or QA engineers in automation practices (preferred).
  • Availability for a 12+ month engagement during CST business hours (9:00 AM–5:00 PM), with occasional overtime; BYOD required.

Interested in this position?

Apply directly on the company website

Apply Now

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