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Umain Works Linkedin · Posted 2mo ago

QA Engineer

Portugal

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QA Engineer

Quality is not an afterthought. Ensure AI systems behave reliably, safely, and as intended.

Santa Maria da Feira, Portugal [On location]

Full Time

Objective

Lead the organization's global Quality Assurance strategy, ensuring that implemented software and AI models meet the highest criteria for reliability, security, and ethical compliance.

Responsibilities

  • Design and implement scalable automation frameworks in continuous integration and delivery (CI/CD) environments
  • Define testing protocols for non-deterministic systems, focusing on LLM output validation, hallucination detection, and risk mitigation
  • Establish AI Governance guidelines, ensuring explainability, auditability, and absence of bias in AI solutions
  • Act in the system design phase (Shift-Left) to ensure testability of complex architectures

Requirements and Profile

  • Minimum 10 years experience in quality engineering and test automation
  • Deep mastery of tools like Playwright, Cypress, or Selenium, with proficiency in Python or TypeScript
  • Solid knowledge in AI Governance and model evaluation frameworks (e.g., Ragas, Watsonx.governance)
  • Experience in performance, security, and infrastructure resilience testing
  • English fluency; mentor profile with technical leadership capacity and knowledge sharing abilities

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