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GBG • Ciudad de México, Mexico
Role & seniority
Stack / tools
Languages: C# / .NET
Test frameworks: xUnit, NUnit, MSTest; UI testing with Playwright or Selenium
Cloud: AWS (Lambda, API Gateway, S3, DynamoDB, ECS/EKS, IAM, etc.)
CI/CD: GitHub Actions, Azure DevOps, Jenkins, GitLab CI
Infrastructure as Code: CloudFormation, Terraform, CDK
Containers / orchestration: Docker, Kubernetes / ECS
API testing tools: Postman, REST Assured-style frameworks
Observability / testing: performance testing (k6, JMeter/Locust), monitoring/quality practices
Top 3 responsibilities
Design, develop, and maintain automated test suites for API, integration, end-to-end, performance, and regression testing
Build cloud-based test strategies in AWS and provision test environments via IaC; ensure test coverage and reliability across microservices
Integrate automated tests into CI/CD pipelines, enforce shift-left and quality gates, collaborate across engineers, PMs, and SREs to drive quality
Must-have skills
Strong C#/.NET development and test automation experience
Practical experience with automated testing frameworks and UI testing (Playwright/Selenium)
Hands-on AWS testing, cloud-native apps, and CI/CD automation
Knowledge of Docker, Kubernetes/ECS, microservices testing, and API testing tools
Solid quality engineering practices: shift-left, contract testing, performance/load testing
Analytical, problem-solving mindset; collaborative, proactive co
About GBG Enabling safe and rewarding digital lives for genuine people, everywhere We make it our mission to ensure more genuine people have digital access to opportunities, and businesses have access to more genuine people. Our technology draws on diverse and reliable data to create a single point of truth for identity and address verification. With over 30 years of experience behind us our team and technology are focused on enabling safe and rewarding digital lives for everyone. Regardless of age, location or background, genuine people everywhere should be able to digitally prove who they are and where they live. About the team and roleDocuments & Biometrics Team Our team is a diverse and dynamic group with a shared focus on creating exceptional applications. We strive for excellence in both functionality and developer experience, catering to customers operating in complex domains with strict requirements for security, compliance, and usability. Our daily work follows Agile methodology, placing a strong emphasis on automation. We believe in the power of close collaboration, valuing the input and expertise of our team members as well as fostering partnerships with colleagues both within and outside our team. Software Engineer in Test As a Software Engineer in Test, you will play a key role in ensuring the quality, reliability, and performance of our Documents & Biometrics product portfolio, with a focus on document authentication software. You will contribute throughout the software delivery lifecycle by helping set up guardrails to ensure quality code is shipped, and taking ownership of ensuring new features meet the expectations of stakeholders. In this role, you will build robust automated test suites, expand our CI/CD testing capabilities, and help champion best practices for quality across the team. You’ll collaborate frequently with developers, product owners, and other stakeholders, communicating clearly and proactively. You will continually learn and grow your skills in both testing and engineering.
What you will do Test Automation & Quality Engineering Design, develop, and maintain automated test suites using C#, .NET. Build automation for API, integration, end‑to‑end, performance, and regression testing. Implement testing best practices, including shift‑left testing and quality‑driven development. Ensure high coverage and reliability of automated tests across services and microservices. Cloud Quality Engineering (AWS) Build and execute cloud‑based test strategies across AWS services (Lambda, API Gateway, S3, SNS/SQS, DynamoDB, ECS/EKS, IAM). Validate architecture resilience, scalability, and security through automated and exploratory testing. Use infrastructure‑as‑code tools (CloudFormation / Terraform / CDK) to provision test environments. CI/CD Automation Develop and optimise CI/CD pipelines using GitHub Actions / Azure DevOps / Jenkins / GitLab CI. Integrate automated tests into pipelines to ensure rapid, reliable delivery. Embed quality gates, security scans, and performance checks into end‑to‑end pipelines. Collaborate with DevOps/Platform teams to build repeatable, self‑service test environments. Engineering Collaboration Work closely with developers, product managers, and SRE teams to drive a quality‑first culture. Participate in code reviews, architecture discussions, and design sessions to influence quality early. Troubleshoot defects, conduct root cause analysis, and implement preventative fixes. Skills we're looking for Strong proficiency in C#/.NET for both development and automation.