Ubiminds
NG
SeniorTestAutomationEngineer-C#/Java
Neural analysis suggests this role is
optimal for Senior candidates.
“Senior Test Automation Engineer - C# / Java at Ubiminds. Skills: Test Automation, C#, Java, Playwright. Write automated unit tests. Maintain automated unit tests”
Industry & Context.
Debugging; Problem-solving; Troubleshoot test failures
What They're Looking For.
Must Have
programming skills in C# or Java, experience with Playwright, Comfortable working in large codebases, Able to understand unfamiliar systems, Solid understanding of testing fundamentals, Hands-on experience writing unit and integration tests, Able to troubleshoot test failures, debugging and problem-solving skills, Committed to writing high-quality test code, Comfortable in Shift Left development, Clear English communication
Nice to Have
experience writing tests based on use cases, Hands-on experience writing tests using Claude Code, Experience writing end-to-end tests using Playwright, Basic understanding of AI concepts, interest in learning AI concepts
What You'll Do.
Write automated unit tests
Maintain automated unit tests
Write automated integration tests
Maintain automated integration tests
Review existing codebases
Improve test coverage
Reduce test flakiness
How You'll Work.
Team & Collaboration
Cross-functional teams; PMs; QA; Designers
Communication Scope
English communication
Full Job Description
## Description Info on the Senior Automation Engineer - C# / Java role Want to get to the next step in your international career? We can support you! Ubiminds is a GPTW-certified, people-first company that partners with American software product companies to scale their development footprint. Ubi custom-curates Brazilian top 5% talent for their LATAM strategy, offering a unique combo of staff augmentation and employer-of-record services. Ubiminds is assisting a company that is building an exciting new product suite for Public Safety. Challenge We’re looking for a Senior Automation Engineer with strong experience in #C or Java to help build modern, scalable, and maintainable applications. This role is ideal for someone who enjoys working across the full stack — from crafting intuitive, responsive user interfaces to designing robust APIs and cloud-ready backend services — while applying clean architecture principles and modern engineering practices. Responsibilities: - Write and maintain automated unit and integration tests (frontend + backend) - Review existing codebases to improve test coverage and identify gaps - Use company-provided AI tools (e.g., Claude, Copilot) to speed up test creation and refactoring - Debug test failures across application, infrastructure, and data layers - Reduce test flakiness and noise in CI pipelines Mandatory Skills: Software Engineering - Strong programming skills in C# or Java, and experience with Playwright - Comfortable working in large, existing codebases - Able to understand and navigate unfamiliar systems - Solid understanding of testing fundamentals (unit vs. integration, mocking, isolation, etc.) Test Automation - Hands-on experience writing and maintaining unit and integration tests - Familiar with frameworks like xUnit, JUnit, Jest, Karate, or similar - Able to troubleshoot test failures across multiple layers of the stack Engineering Practices - Strong debugging and problem-solving skills - Committed to writing high-qualit
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