Senior SDET (Java)

Hi there :)

Thanks for checking in to find out about our open position. We´ll provide as much information as possible, but please feel free to reach us if you have further questions. We´ll be happy to see your application, even if there are skills you don't quite master!

At South Geeks, we engage top-performing Software Engineers, Security Experts, and Data Analysts from Latin America to join our clients’ teams worldwide. For over 8 years, we’ve been helping future-shaping companies scale faster by curating world-class tech talent and building long-lasting, strategic partnerships. We pride ourselves on a people-centered culture that powers innovation, collaboration, and excellence.

Our client is a pioneering biotechnology company that is unlocking the power of the adaptive immune system to transform the diagnosis and treatment of disease. By combining genomics, bioinformatics, and machine learning, they generate insights that are reshaping how patients are diagnosed, monitored, and treated. Their engineering teams build scalable, secure applications that directly support breakthroughs in personalized medicine.

We are seeking a Senior Software Development Engineer in Test (SDET) with strong Java expertise to join our client’s software engineering team. In this role, you’ll be responsible for increasing test coverage of critical user scenarios and implementing reusable test suites for both internal and external-facing systems. You’ll work cross-functionally with development, program management, and business teams to improve testing infrastructure and methodology, and ensure high quality across mission-critical platforms.

Prior experience in biotech or with LIMS is welcomed but not required—come ready to learn, and you’ll be equipped with the domain understanding you need to succeed.

• Independently apply innovative test methodologies to design test plans and strategies.

• Create, automate, and execute test plans for internal and external-facing systems.

• Participate in design and code reviews, ensuring appropriate hooks are built for testability.

• Write specialized testing tools to support the software platform.

• Perform real-time and forensic investigation and resolution of production software issues.

• Collaborate with PM and SDE counterparts to review specifications and contribute to design discussions.

• Execute both manual and automated testing, measuring and analyzing code for quality.

• Document QA activity in compliance with a formal software development lifecycle (SDLC).

• Serve as a technical contact during formal User Validation exercises with internal and external stakeholders.

• Continuously improve quality processes and testing effectiveness.

• Bachelor’s degree and 5+ years of related experience.

• Hands-on coding experience in Java.

• Experience developing and executing test automation using Java, Maven, TestNG (or JUnit), and Selenium.

• Experience with at least one relational database (e.g., SQL Server) and NoSQL.

• Experience with GitLab Pipeline or similar continuous integration systems.

• Strong analytical and problem-solving skills, with the ability to analyze complex problems across large systems.

• Excellent debugging, oral, and written communication skills.

• Experience with JavaScript, JSON, DOM HTML, and React Native (or AngularJS).

• Knowledge of API testing.

• Experience working in agile product teams (Scrum or Kanban).

• Familiarity with AI-assisted code generation tools (ChatGPT, Claude, Codex, or similar) and applying them responsibly to accelerate test development.

• Familiarity with Sauce Labs.

• Experience supporting a LIMS.

We strive to create an inspiring and growth-oriented environment where everyone feels valued, heard, and empowered. We promote both personal and professional development, with individualized support for your needs and concerns. We aim to build a space where everyone can thrive.

• Long-term projects

• 100% remote work

• Payment in USD

• Paid Time Off (PTO)

• WFH & Training reimbursement

• English lessons

• Technical training

• Career coaching

This position is available for candidates based in LATAM.