Act as a Senior Test Analyst on the AI-MS project in the Defense area, in partnership with a Dutch company and Embraer. The professional will be responsible for:
Defining and implementing test strategies for distributed systems based on Java and service-oriented architectures;
Designing automated and manual test plans and scenarios, covering backend applications, REST APIs and AI interfaces;
Testing and validating Machine Learning models and LLMs, evaluating accuracy, performance and reliability in real-world scenarios;
Automating regression, load and security tests using frameworks such as Selenium, Cypress, JMeter and Postman;
Validating CI/CD pipelines, ensuring continuous integration of code and AI models with quality and security;
Performing exploratory testing and identifying critical failures, with a focus on usability, security and performance;
Ensuring systems and models comply with regulatory requirements and security standards for the Defense sector;
Collaborating with developers and AI analysts to debug and continuously improve solutions;
Preparing quality reports, tracking performance metrics and test coverage.
Requirements
Bachelor’s degree in Computer Science, Software Engineering, Information Systems or related fields;
Solid experience (5+ years) in software testing, including agile methodologies (Scrum, Kanban) and QA techniques;
API test automation using Postman, RestAssured or Karate;
Functional and non-functional testing, with focus on security, performance and scalability;
Experience testing AI models, including validation of accuracy and fairness in LLMs and Machine Learning systems;
Proficiency in automation tools such as Selenium, Cypress, Playwright;
Knowledge of CI/CD tools such as GitLab CI/CD, Jenkins or similar;
Load and stress testing using JMeter, Locust or K6;
Experience with SQL and NoSQL databases, ensuring data integrity in test scenarios;
Intermediate English for reading and technical communication.
Benefits
Meal and food allowance — Swile credit card;
Transportation allowance;
Gift voucher and birthday day off;
Bradesco medical and dental plan — to take care of your health and your family (direct dependents);
Gympass (Wellhub) — to support your physical health and energy;
Health and well-being program: +Saúde;
Quick massage at the office;
Childcare assistance for children up to 71 months;
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