{"id":7794,"date":"2026-09-09T08:01:42","date_gmt":"2026-09-09T08:01:42","guid":{"rendered":"https:\/\/itdsportugal.com\/it-jobs\/mid-level-qa-analyst-ai-ml-systems-validation\/"},"modified":"2026-09-09T08:47:32","modified_gmt":"2026-09-09T08:47:32","slug":"mid-level-qa-analyst-ai-ml-systems-validation","status":"publish","type":"matador-job-listings","link":"https:\/\/itdsportugal.com\/en\/it-jobs\/mid-level-qa-analyst-ai-ml-systems-validation\/","title":{"rendered":"Mid-Level QA Analyst \u2013 AI\/ML Systems Validation"},"content":{"rendered":"<p><strong>Hook \u2013 Inspire Innovation and Precision in AI\/ML Validation<\/strong><br \/> Empower the future of AI \u2014 deliver flawless, fair, and reliable intelligent systems!<\/p> <p><strong>Location &amp; Work Model<\/strong><br \/> Porto, Portugal \u2014 Hybrid work arrangement with up to 2 remote days per week<\/p> <p><strong>Introduction<\/strong><br \/> As a <strong>Mid-Level QA Analyst<\/strong>, you will be working for our client, a leading financial institution\u2019s innovative Business Unit. You will contribute to the validation and testing of AI-powered applications, ensuring their functional reliability, fairness, robustness, and performance. This role bridges advanced AI\/ML model evaluation with standard quality assurance practices, offering a unique opportunity to shape cutting-edge AI solutions with high impact and scope for professional growth.<\/p> <p><strong>Your main responsibilities:<\/strong><\/p> <ul> <li>Develop and implement test strategies, plans, and manual\/exploratory test cases specifically tailored for AI\/ML systems, addressing model fairness, explainability, and edge cases.<\/li> <li>Validate AI\/ML models by assessing prediction accuracy, data pipeline integrity, and data quality, contributing to defining success metrics such as precision, recall, and model bias.<\/li> <li>Analyze backlog user stories, estimate testing efforts considering AI data variability, and challenge AI model requirements with Product Owners.<\/li> <li>Manage defect tracking and reporting using Jira and Xray, supporting defect resolution and UAT activities.<\/li> <li>Collaborate with business stakeholders and UAT teams to ensure models\u2019 outputs meet functional and business expectations.<\/li> <li>Participate actively in Agile Scrum ceremonies, sprint planning, and backlog refinement to ensure seamless integration of testing activities within development cycles.<\/li> <\/ul> <p><strong>You\u2019re ideal for this role if you have:<\/strong><\/p> <ul> <li>At least 4 years of experience as a QA Analyst, with hands-on testing of complex applications in Agile environments.<\/li> <li>Strong knowledge of API testing (Postman, SoapUI) and SQL data validation.<\/li> <li>Practical experience in testing AI\/ML models, understanding model accuracy metrics, and validating data pipelines.<\/li> <li>Proficiency with Jira and Xray for test management.<\/li> <li>Skills in scripting languages such as Python for test data preparation.<\/li> <li>Excellent command of English; French language skills are a strong plus.<\/li> <\/ul> <p><strong>It is a strong plus if you have:<\/strong> (optional)<\/p> <ul> <li>Experience with automated testing frameworks like Selenium or Playwright.<\/li> <li>Background in Data Science, Computer Science, or Software Engineering.<\/li> <\/ul> <p><strong>Language Required for the role:<\/strong><br \/> Fluent English. Fluent or working proficiency in French is highly desirable.<\/p> <p><strong>Eligibility for the role:<\/strong><br \/> Only candidates with an existing legal right to work in the European Union will be considered for this role.<\/p> <p><strong>#MAKEYourCareerBETTER<\/strong><br \/> Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.<\/p> <nav class=\"matador-job-navigation\"> <ul> <li> <a href=\"https:\/\/itdsportugal.com\/en\/?wpid=7794&#038;bhid=10042\" rel=\"button\" class=\"matador-button\" title=\"Apply Now\">Apply Now<\/a> <\/li> <li> <a href=\"https:\/\/itdsportugal.com\/en\/it-jobs\/mid-level-qa-analyst-ai-ml-systems-validation\/\" rel=\"button\" class=\"matador-button matador-button-secondary\" title=\"More Info\">More Info<\/a> <\/li> <\/ul> <\/nav> ","protected":false},"excerpt":{"rendered":"<p>Hook \u2013 Inspire Innovation and Precision in AI\/ML Validation Empower the future of AI \u2014 deliver flawless, fair, and reliable intelligent systems! Location &amp; Work Model Porto, Portugal \u2014 Hybrid work arrangement with up to 2 remote days per week Introduction As a Mid-Level QA Analyst, you will be working for our client, a leading &hellip; <a href=\"https:\/\/itdsportugal.com\/en\/it-jobs\/mid-level-qa-analyst-ai-ml-systems-validation\/\">Continued<\/a><\/p>\n","protected":false},"template":"","meta":{"_acf_changed":false,"_matador_source_id":"10042"},"matador-categories":[],"matador-locations":[],"matador-types":[14],"matador-remote-job-possible":[287],"matador-published-category":[],"matador-skills":[211],"matador-seniority":[1533],"matador-position":[124],"matador-technology":[663,713,666,1258,656,730],"matador-contract-type":[343,369],"matador-priority":[135],"matador-language":[127,128],"matador-place":[371],"matador-visibility":[657],"matador-choose-website-to-publis":[400],"class_list":["post-7794","matador-job-listings","type-matador-job-listings","status-publish","hentry","matador-types-contract","matador-remote-job-possible-hybrid","matador-skills-automation-tester-qa","matador-seniority-mid-level","matador-position-banking","matador-technology-bash","matador-technology-git","matador-technology-python","matador-technology-rest-apis","matador-technology-sql","matador-technology-swagger","matador-contract-type-b2b","matador-contract-type-permanent-contract","matador-priority-0-urgent","matador-language-english","matador-language-french","matador-place-porto","matador-visibility-online","matador-choose-website-to-publis-portugal"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Mid-Level QA Analyst \u2013 AI\/ML Systems Validation - ITDS PORTUGAL<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/itdsportugal.com\/en\/it-jobs\/mid-level-qa-analyst-ai-ml-systems-validation\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Mid-Level QA Analyst \u2013 AI\/ML Systems Validation - ITDS PORTUGAL\" \/>\n<meta property=\"og:description\" content=\"Hook \u2013 Inspire Innovation and Precision in AI\/ML Validation Empower the future of AI \u2014 deliver flawless, fair, and reliable intelligent systems! 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