Top QA Engineer Jobs in Sao Paulo

Design, develop, and maintain frontend web applications using React, TypeScript, and Vite. Build and scale automated tests with Playwright, Selenium, or Cypress; write unit and integration tests; automate deployments; collaborate with product, design, and engineering teams; document systems; troubleshoot and provide technical support for moderately complex issues.

Supports the Quality Assurance team by planning, preparing, and executing software tests. Responsibilities include documenting and tracking defects, validating new features, performing regression testing, maintaining test plans and quality reports, collaborating with developers and QA analysts, and preparing testing progress dashboards and presentations.

Lead quality assurance for CMS-based web applications and APIs. Responsibilities include defining QA strategy, creating test plans, executing manual and automated functional, integration, regression, accessibility, and end-to-end tests, analyzing defects, collaborating with developers and client teams, and participating in agile delivery. The role also involves AI-assisted testing workflows, BDD with Gherkin, cross-browser testing, API validation, CI/CD practices, and communicating results to stakeholders.

QA Engineers support quality assurance activities for GMS products and solutions. The provided description contains no specific testing responsibilities, qualifications, technologies, experience requirements, compensation details, travel expectations, or clearance requirements.

QA Engineers support quality assurance activities for GMS products and solutions. The provided description contains no specific testing responsibilities, tools, qualifications, work location, travel expectations, or clearance requirements.

Designs and executes API, integration, regression, and event-driven testing for a middleware layer connecting partner and internal systems. Creates test plans, validates error handling and security controls, manages defects across environments, and supports API test automation. Requires strong REST API testing experience, CI/CD familiarity, financial services knowledge, and independent test strategy ownership.

Perform manual QA for web applications and payment workflows through test planning, functional, regression, UI/UX, negative, and integration testing. Create test cases, document defects, validate REST APIs, assess complex financial workflows, and collaborate with product and engineering teams on acceptance criteria and release readiness. The role also supports repeatable QA processes in a remote, AI-assisted development environment.

Perform continuous manual and automated testing across web and mobile logistics products. Design edge-case, error-state, boundary-condition, regression, and exploratory tests; identify defects and write actionable reports. Maintain and extend automation frameworks using Playwright, Cypress, or Selenium, leverage Claude and other AI tools for test design and investigation, and collaborate with engineering teams in fast weekly release cycles.

Develop and execute manual test plans for web applications, covering functional flows, edge cases, regressions, and releases across browsers and devices. Reproduce, isolate, and document defects while collaborating with Engineering, Product, and Support. Maintain QA documentation, participate in Agile ceremonies, support issue triage, and improve testing processes and coverage. Accessibility testing, text-to-speech products, automation tools, and API validation experience are advantageous.

Designs and executes manual and automated tests for web, mobile, and desktop applications. Performs functional, regression, integration, performance, API, and backend testing; develops automation scripts; tracks defects; collaborates with developers and cross-functional teams; and improves QA processes throughout the software development lifecycle.

Senior QA Automation role at CI&T. The provided description primarily presents company information, benefits, inclusion initiatives, and learning opportunities; it does not specify the position’s detailed responsibilities, required technologies, qualifications, travel, or clearance requirements.

Own end-to-end test strategy and automation across the SDLC. Design test cases and plans, implement integration, system, regression, and performance testing, integrate tests into CI/CD pipelines, partner with developers on quality and acceptance criteria, investigate failures, and report quality metrics. The role may also support Kubernetes workloads, SOC 2 evidence, and regulated environments.

Lead and execute black-box testing for web and mobile products, prepare test scopes, report defects, document findings, collaborate with stakeholders, and mentor SQA team members while improving testing processes.

Execute and automate tests, report defects, and advocate for product quality across web and platform services. Build and maintain regression suites and automation frameworks, contribute to QA best practices, clarify acceptance criteria, support CI/CD pipelines, and improve QA workflows. Participate in sprint ceremonies and strengthen post-release triage and remediation.

Designs and maintains Python and Playwright test automation for a complex microservices surgical intelligence platform. Develops BDD test suites, performs API, integration, database, and web testing, and validates Kubernetes-based services within CI/CD pipelines. Translates specifications and acceptance criteria into test coverage, maintains documentation and traceability, identifies ambiguous requirements, and independently develops test strategies for distributed systems using AI-assisted coding tools.

Lead the QA automation strategy for an Adobe Experience Manager on-premises-to-cloud migration. Build and maintain Playwright test suites, conduct cross-browser and cross-device testing with BrowserStack, integrate automation into CI/CD pipelines, enforce quality gates, and lead a small QA team. Review automation code, coordinate quality efforts with developers, and report quality risks to the client.

Designs and maintains Playwright automated test suites for end-to-end, functional, and regression testing during an AEM on-premises-to-cloud migration. Runs cross-browser and cross-device tests with BrowserStack, defines test plans and automation coverage, integrates testing into CI/CD pipelines, enforces quality gates, validates migration outcomes, identifies quality risks, and mentors team members.

Design and maintain firmware test environments and automated test scripts, document test strategies, integrate tests into CI/CD, collaborate with dev and QA teams, and drive firmware quality improvements through embedded testing, data analysis, and lab equipment validation.

Develop and maintain automated test suites for web, mobile, and APIs; integrate tests into CI/CD; validate cross-platform interfaces; perform regression automation, defect tracking, and continuous improvement of QA frameworks and processes.

As a Senior QA Automation Engineer, you will ensure product quality by defining test strategies, designing automation frameworks, and collaborating early in the development process while leading both manual and automated testing efforts.

Lead mobile QA for a Flutter app: build and run parallelized E2E tests, validate GraphQL contracts, integrate AI tools to auto-generate tests, monitor observability (Sentry, Firebase, GCP), triage issues, run exploratory and release testing across emulators, devices, TestFlight/Play Console and Shorebird OTA, and maintain CI/CD quality gates in Codemagic/GitLab CI.

Leads AI-assisted and agentic testing adoption across engineering teams. Designs manual and automated test strategies, MCP-based workflows, validation standards, regression systems, and machine-readable test cases. Partners with MLOps, Product, and Engineering to establish quality baselines, evaluate testing technologies, analyze root causes, improve coverage and efficiency, and measure AI ROI. Mentors engineers, governs automation practices, communicates quality risks, and drives scalable testing standards.

Design, develop, and maintain automated test solutions for scalable payment systems. Validate REST and GraphQL APIs, perform contract, functional, integration, end-to-end, and performance testing (JMeter). Collaborate with developers and Scrum teams, identify edge cases, investigate defects, and support continuous quality improvement throughout the SDLC.

Lead end-to-end quality for product teams by designing test strategies, running manual and exploratory testing, building and maintaining automated UI/API suites in CI, triaging defects, defining release quality gates, and using AI tools to accelerate test design and automation.

Build, maintain, and run automated test frameworks and tests for HealthTech applications. Collaborate with developers on test cases, convert manual tests to automation, integrate tests into CI/CD, triage defects, document test plans and automation, and support reliability and release quality across the full stack.