Top QA Jobs in Denver & Boulder, CO

Hands-on QA Engineer responsible for exploratory, functional, regression, API, security, accessibility, integration, and AI-feature testing across a legal SaaS platform. The role validates document retrieval and delivery workflows, investigates defects, uses SQL, logs, dashboards, and simulators for backend verification, and creates targeted automated checks with tools such as Playwright. Responsibilities also include testing authentication, permissions, LLM behavior, prompt injection, third-party integrations, and production issues while collaborating with engineering and product teams.

Reviews eLearning deliverables for grammar, formatting, functionality, accessibility, audio quality, assessments, and client standards. Tests navigation, interactions, links, branching logic, screen-reader compatibility, keyboard navigation, captions, transcripts, and color contrast. Documents findings, communicates actionable feedback, participates in review cycles, verifies remediation, and retests resolved issues before final approval.

Designs and maintains automated tests for ActiveScale object storage across S3 APIs, data paths, durability, data movement, resilience, performance, and scalability. Builds integration with CI pipelines, investigates distributed-system failures, validates data integrity, and develops reusable automation infrastructure. Collaborates with developers on quality strategy, acceptance criteria, defect triage, code reviews, and release readiness.

Plan, execute and automate functional, regression and integration tests for mobile (iOS/Android) and backend services. Create and maintain test plans, cases and data; log and track defects; support UAT, performance and stability checks; collaborate with developers, DevOps and architects; integrate automated tests into CI pipelines and validate release readiness across environments and physical devices.

Design, develop, and execute manual and automated tests for front-end, back-end, APIs, and large-scale services. Build and maintain automated test suites and frameworks (Java, JUnit, Selenium, TestNG), analyze logs, report results, and collaborate with stakeholders; ensure test coverage across devices and drive test strategy and sign-off.

Manually test Shopify eCommerce stores for design, functionality, and responsive behavior. Verify pages against Figma and project requirements, use DevTools to inspect and debug, document and report bugs, collaborate with developers/PMs/designers, and suggest fixes for recurring issues to ensure flawless launches.

Assist with manual and regression testing of web-based AI products across frontend, backend, workflows, and AI-generated outputs. Document bugs and edge cases, validate fixes with engineers and product managers, evaluate LLM output quality, and improve QA documentation and processes. The intern will also use AI tools to generate test cases, identify edge scenarios, and support test automation workflows. Training is provided, with opportunities to grow into QA automation or engineering roles.

Design, develop, and execute automated tests, perform API and performance testing, identify and document defects, collaborate with cross-functional teams to ensure product quality and resolve issues.

Develops and improves quality assurance processes, monitors quality metrics, analyzes production and quality data, conducts root cause investigations, and validates corrective actions. Collaborates with engineering, operations, and product teams to integrate quality requirements, supports compliance with standards, advances continuous improvement, and mentors less experienced team members. The role requires expertise in QA methodologies, software testing, SDLC, CI/CD, statistical analysis, QMS, and automated testing platforms.

Validate and test blockchain and Web3 products across the development lifecycle: create and run test plans, validate smart contract and wallet interactions, test APIs and web platforms, track and verify bugs, collaborate on releases, and improve automation, reliability, performance, and security.

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.

Develop and execute manual and automated tests, define test strategies and cases, build regression automation frameworks, track defects, and advocate for software quality. Collaborate with engineering and distributed cross-functional teams to deliver reliable mobile and digital products in a fast-moving startup environment.

Own end-to-end client support, troubleshoot production issues, monitor cloud environments, respond to incidents, automate operational tasks, and lead postmortems. Develop and execute manual and automated QA tests, maintain regression suites, integrate testing into CI/CD, and validate AI-powered features. Build documentation, collaborate with engineering and product teams, and improve reliability for regulated-industry clients.

Performs functional, backend, data, API, and automated testing for software features and integrations. Designs test plans, writes SQL queries, validates Snowflake data pipelines and access controls, tests REST/JSON APIs, manages defects in Zephyr, and develops Playwright or similar automation. Collaborates with product, development, business, and project teams in Agile and Waterfall environments while using UiPath and AI-assisted tools to improve testing and regression coverage.

Develop and execute comprehensive tests for GIS applications, ArcGIS tools, geospatial workflows, automated validation processes, and web mapping applications. Validate spatial data, geodatabase attributes, Real Property records, business rules, reports, dashboards, and integrations using SQL and scripting. Document defects, investigate root causes, verify fixes, and collaborate with GIS specialists, developers, and analysts. The role requires Esri GIS, Army Real Property and IGI&S knowledge, automated testing experience, and CAC eligibility.

Design and maintain automated testing frameworks for web, iOS, and Android fitness applications. Integrate tests into CI/CD pipelines, build API coverage, test GPS and location features through simulation and sensor mocking, and use AI tools to improve QA workflows. Perform targeted exploratory testing, document defects, collaborate cross-functionally, estimate QA work, and advocate for quality throughout development.

Lead QA strategy and scalable test automation for cybersecurity web applications using Playwright and JavaScript. Build and maintain reliable automated testing frameworks, integrate tests into CI/CD pipelines, establish quality gates, diagnose failures, and support security testing. Mentor junior engineers, conduct code reviews, collaborate cross-functionally, and improve testing practices, coverage, reliability, and release quality across multiple products.

The Quality Assurance Tester II designs and executes test plans, leads regression testing, manages defects, and maintains automated UI and API test suites. The role collaborates with development and product teams in Agile ceremonies, analyzes test results, improves QA processes, and mentors junior testers. Responsibilities include front-end, back-end, database, load, and mobile application testing.

Perform manual and automated testing for lending applications and services. Develop and maintain test automation, write functional, regression, and API test cases, participate in test planning and defect triage, and track issues through resolution. Collaborate with internal and external teams to ensure reliable, scalable, and performant software while contributing to a quality-focused engineering culture.

Leads quality engineering for laser and electro-optical systems in a regulated defense environment. Owns nonconformance, SCAR, and corrective action lifecycles; leads root cause investigations; verifies corrective action effectiveness; improves inspection plans, process controls, and manufacturing workflows; supports AS9100 compliance, audits, design reviews, and MRB meetings; monitors supplier performance; and collaborates across engineering, manufacturing, supply chain, and program management.

The Tester develops and executes automated and manual test plans, cases, and scripts for agile sprints. Responsibilities include accessibility, security, performance, load, API, and UAT testing; defect documentation; test coverage validation; Section 508 compliance; and maintaining QA records for federal oversight. The role supports a USDA modernization project and requires meeting WCAG, security, availability, and quality standards.

Own quality across Decile Hub and Start Fund by anticipating release issues, building AI-agent-driven regression and exploratory testing systems, maintaining test plans and release checks, and managing bug triage. The role also focuses on customer onboarding, login, identity verification, document signing, and capital workflows. The QA Engineer partners with engineering, product, and customer success to turn customer feedback into comprehensive test coverage.

Leads QA automation initiatives by developing and maintaining automated functional, regression, API, and integration test suites for Guidewire software and mobile applications. Improves CI/CD pipelines, performs root cause analysis, drives quality improvements, collaborates with developers and product owners, and mentors junior QA engineers.

Leads and develops a Quality Engineering team while defining scalable automation frameworks and AI-enabled testing workflows. Owns testing strategy across web, mobile, API, performance, accessibility, integration, and regression testing. Partners with Product, Engineering, Architecture, DevOps, and Business Analysis to advance shift-left quality, CI/CD quality gates, release readiness, platform resiliency, and quality metrics. Drives modernization of legacy tools, automation adoption, AI-assisted testing, continuous improvement, and business-aligned quality outcomes.

Designs and maintains automated test frameworks for web, API, and mobile applications. Performs functional, regression, integration, and end-to-end testing; validates APIs, databases, and integrations; integrates tests into CI/CD pipelines; manages defects; collaborates with development and product teams in Agile ceremonies; and provides quality metrics and reporting.