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QA Engineer (Mid-Level) - Manual Testing

Porto, Porto District, Portugal💼 Full-time💰 $28,000–$32,000🗓 2026-07-14 → 2026-07-31

Core

Manual testing of web and mobile applications to ensure software quality throughout the development lifecycle.

Role type

Mid-Level Manual QA Engineer

Builds

Web and mobile applications

Domain

Software Quality Assurance

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

Manual testing, functional testing, regression testing, exploratory testing, integration testing, end-to-end testing, defect tracking, requirement analysis, API testing, SQL, test case design, test plan creation

Preferred skills

Mobile testing, automation framework familiarity (Playwright, Cypress, Selenium), Postman

Technologies

Postman, SQL, Playwright, Cypress, Selenium

Responsibilities

Design, execute, and maintain manual test cases; Perform functional, regression, exploratory, integration, and end-to-end testing; Identify, document, and track defects; Review requirements and user stories to identify risks; Collaborate with developers and stakeholders; Validate APIs and perform basic database validations; Support release validation and production verification; Contribute to continuous improvement of QA processes

Seniority

Mid-Level, hands-on IC

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