Top QA Jobs in St. Louis, MO

Lead the Signature Assessment and Verification team, ensuring quality standards in stealth technology while overseeing testing, data management, and process development.

Perform manual exploratory testing and build/maintain automated test suites (Playwright/Selenium). Integrate tests into CI/CD, collaborate with product and engineering on acceptance criteria, investigate and track defects, and advocate shift-left testing and continuous quality improvements.

Lead quality assurance and test strategy across Agile teams, drive automation for testing, mentor QA teams, and ensure high-quality software delivery.

Lead QA Automation Engineer to architect and maintain scalable test automation frameworks for web, API, and database layers; define automation, regression, performance, and release testing strategies; write and run automated API/UI/integration/regression/performance tests; integrate tests into CI/CD; own QA backlog, mentor engineers, troubleshoot complex defects, and collaborate cross-functionally to ensure release readiness and quality standards.

Develop and maintain Selenium-based test automation for the Quotes to Go project using Java. Build and enhance a TestNG/JUnit framework (page object factory, reflection API, data-driven tests), write and run automated regression tests, integrate with Jenkins and JIRA, optimize runtime and stability, and maintain version control with Git/SVN.

Lead QA for backend and distributed systems: design test strategies, automate API and backend tests, validate databases and message-driven workflows, test high-concurrency and fault-tolerant scenarios, integrate CI/CD, monitor production, debug incidents, and drive QA best practices and AI-assisted testing improvements.

Volunteer QA/BA engineer will write and review requirements, create and execute test plans (manual and automated), develop automation scripts, track and report defects and QA metrics, perform regression, liaise with developers/product, and support testing processes for a healthcare appointment platform.

Lead QA for Salesforce implementations: design and execute functional, integration, regression, system, and UAT tests; validate Salesforce configurations and integrations; produce test plans, cases, and traceability matrices; track defects; support Agile teams; mentor junior testers and drive QA process improvements.

Lead QA for web and backend systems: design and execute manual and automated tests (UI, functional, regression, accessibility, API), integrate testing into CI/CD, track and triage defects, perform root-cause analysis, mentor junior QA, and contribute to performance and security testing and process improvements.

Design and execute test plans, automate end-to-end tests, track and resolve defects, enforce quality standards, perform performance and security testing, ensure regulatory compliance, and collaborate with cross-functional teams to support CI/CD and cloud-based deployments.

Own end-to-end quality validation for new features and releases on a genomics platform. Design, build, and maintain scalable automated regression suites (Playwright/Cypress/Selenium), run API/integration tests (Postman/Swagger), integrate tests into CI/CD, lead exploratory testing and release readiness, track defects to resolution, improve QA processes, and mentor junior QA engineers while communicating quality risks across teams.

Remote QA Engineer responsible for manual testing and ensuring quality of web and mobile applications. Tasks include web application testing, using Linux command line, SQL queries, bug tracking, load testing, and writing automated tests in Java.

Design, implement, and maintain automated test suites validating frontend flows, backend APIs, and on-chain execution. Build deterministic tests for order lifecycle, slippage, fees, and state reconciliation; run tests in local chain/testnet environments; integrate with CI/CD; triage failures and collaborate with engineers to improve testability and ensure high-confidence releases.

As a QA Engineer, you will define and execute test plans, perform various types of testing, and collaborate with teams to ensure quality software releases.

Perform manual testing across browser, mobile, API, and embedded applications; document and maintain test cases; report defects; analyze test results; troubleshoot software issues; work with development team to improve quality.

Perform QA for OneStream/EPM implementation supporting a DoD client: plan and execute SIT/UAT and regression testing; develop test cases and scripts; validate configurations, integrations, calculations, workflows, and reports; manage defects and traceability; support deployment, go-live, hypercare, and post-production validation.

Execute manual and automated testing across web and mobile; create and maintain test plans, cases, and regression suites; log and verify defects; write SQL for backend/API validation; use tools like Zephyr Scale, Postman, and Playwright; collaborate with product and engineering; drive QA process improvements and track QA metrics.

The QA Engineer will enhance test automation frameworks, ensure smooth deployment of features, and evaluate ClickHouse's functionality while collaborating across teams.

Lead QA automation for the LASO Qualtrics application: plan and supervise testing teams, develop automated and manual test cases, run performance and accessibility tests, validate data with SQL, report defects, and collaborate with developers and stakeholders to deliver testing services.

Lead QA strategy and execution for a multi-platform (mobile/PC) free-to-play game. Build and mentor a global QA organization, drive automation and tooling, embed quality across the development lifecycle, define KPIs, and partner with cross-functional leaders to manage risk and improve product quality at scale.

Lead and execute automated and manual testing for complex web applications (functional, regression, performance, accessibility, and data validation). Develop test strategies, write and run automated test cases, perform SQL data validation, report defects, and collaborate with development teams and customers to ensure application reliability.

Design, develop, and execute functional, integration, API, end-to-end, and data validation tests for RCM applications. Build and maintain automated test frameworks, write complex SQL queries, validate data flows across systems, reproduce defects with development teams, and support performance, scalability, and release testing to improve software quality.

Perform QA testing for Appian applications: develop testing strategies, create test scripts and documentation, execute tests across projects, track and analyze bugs, collaborate with leads and developers to resolve issues, and write user stories.

Perform functional, regression, smoke, exploratory testing for web and enterprise applications. Create and maintain test cases and documentation, test REST APIs, verify data via SQL/DBs, reproduce issues, collaborate with developers, participate in refinements and release testing, and help improve QA processes and coverage.

Design, execute, and analyze functional, regression, integration, system, and performance tests for a web-based observability platform. Create test plans and cases, track defects, collaborate with developers and product, improve QA processes, and potentially build/maintain automated tests. Participate in Agile ceremonies and investigate root causes to ensure timely resolution.