Top QA Engineer Jobs in Denver & Boulder, CO

Lead quality assurance for storage and filesystem features, designing test strategies, executing system, stress, regression, and cross-functional testing, and developing automation. Collaborate with developers, tools teams, and customer support to improve testability, reproduce issues, and debug defects. The role requires expertise in NFS, SMB, NAS filesystems, Linux, Windows, VMware, shell scripting, Python, packet capture, test infrastructure, and release management.

Performs manual and automated QA, functional, regression, integration, accessibility, API, and UAT testing for enterprise applications. Develops test plans, cases, scripts, and documentation; reproduces defects; validates WCAG 2.1 AA and Section 508 compliance; supports automation and Agile testing cycles; and collaborates with developers, product owners, UX, business analysts, and cybersecurity teams. The role is fully remote and requires an active Secret clearance, bachelor’s degree, five years of relevant experience, and accessibility certification.

Performs automated and manual testing of enterprise APIs and integration workflows. Develops contract, schema, endpoint, negative, boundary, regression, and end-to-end tests; validates authentication, payloads, accessibility, and API version changes. Documents defects and test results, maintains traceability artifacts, supports CI/CD test integration, and collaborates with development, integration, cybersecurity, and product teams in an Agile environment.

Test web applications across requirements, design, implementation, and release. Identify risks early through shift-left testing, manually validate complex features and payment flows, define acceptance criteria and edge cases, review documentation, and create clear bug reports and test documentation. Collaborate with developers, designers, and stakeholders to improve QA processes and product quality.

Designs and maintains automated test suites for a federal IAM platform. Performs unit, regression, integration, functional, security, performance, and compliance testing; validates user stories and non-functional requirements; documents defects and coverage; supports agile ceremonies, application migration, test data management, code reviews, and CI/CD delivery across multiple environments.

Design, build, and maintain manual and automated end-to-end tests for front-end and back-end APIs. Use Cucumber BDD, Postman, Jenkins, and SQL to validate functionality, data integrity, and performance across cloud-native and big-data environments (GCP/BigQuery). Integrate tests into CI/CD pipelines, track defects in Jira, and collaborate with cross-functional Agile teams to ensure continuous quality.

Lead and own Syllo's QA strategy, build scalable automated testing frameworks integrated into CI/CD, and drive quality across Engineering, Product, and Customer Success. Champion QA processes, measure and improve release standards, reproduce and validate complex customer issues, and leverage AI/LLM tools to modernize test generation, failure analysis, and automation to increase release confidence and reduce manual testing.

Drive software and integrated-system QA for UAV products across bench, simulation, and flight-test environments. Develop manual and automated tests, Python utilities, and CI/CD validation workflows; analyze defects, logs, telemetry, and system behavior; maintain QA documentation and test management records; support release readiness and corrective actions; collaborate with firmware, embedded, production, and flight-test teams; and mentor junior QA engineers.

Looking for a QA Engineer with 7+ years of programming and 5+ years of API experience. Must understand testing methodologies.

The Quality Assurance Engineer will test mobile applications, develop test cases, perform automated and manual testing, and document results.

Ensures project deliverables meet quality, accuracy, completeness, and schedule requirements. Manages documentation control, versioning, repositories, status reports, meeting notes, and tracking logs across technical and program teams. Collaborates with stakeholders, supports Agile and SDLC environments, validates project outputs, and improves documentation and QA workflows using tools such as Jira, Confluence, SharePoint, Microsoft Office, and ServiceNow.

Design, build, and maintain scalable E2E automation frameworks for web applications and APIs using Playwright or Selenium. Integrate Claude or other LLMs for self-healing tests, UI validation, and test data generation. Optimize QA workflows, manage defects and regression suites in Linear, integrate tests into CI/CD pipelines, and collaborate with engineering, product, and data science teams. Mentor engineers and lead quality initiatives in an Agile environment.

The QA Engineer will design and execute testing strategies, build automated test frameworks, and ensure quality in AI-driven biotech applications, collaborating closely with engineering and product teams.

The Software QA Engineer will architect test plans and design test cases while collaborating with Development and other teams in a fast-paced environment.

Drive QA across web and mobile products through manual and automated testing (functional, integration, regression, API, end-to-end). Define acceptance criteria with product, write BDD/Gherkin tests, log and triage defects, maintain automated suites, integrate tests into CI/CD, monitor QA KPIs, mentor engineers, and leverage AI-assisted testing tools to improve coverage and efficiency.

Apply to join Galaxy Ventures' invite-only Talent Network for DevOps, SRE, QA, and Security professionals. Upon acceptance, your profile may be discreetly shared with portfolio companies for relevant roles, and you'll receive invitations to exclusive networking events. Participation is confidential and non-binding.

Own QA for web and mobile releases: write and run manual and automated tests (web, mobile, API), build test frameworks, improve CI, track issues, mentor teammates, and influence requirements and quality processes.

As a QA Engineer at Loancrate, you'll ensure the software functions correctly for lenders by testing user interfaces, reporting bugs, and building test cases. You'll work closely with Engineering and Product teams, define quality standards, and potentially lead the QA function as the team grows.

Design and execute manual and automated tests for web portals, identify and track defects, work with CI/CD pipelines, analyze requirements, monitor quality metrics, assist with production troubleshooting, and collaborate with development teams to improve the codebase.

Design, develop, and maintain automated test suites and execute manual testing. Train squads on test management, collaborate to improve test coverage and application health, and troubleshoot data and web service issues to ensure release readiness.

Lead design and implementation of automated testing solutions and QA strategies. Build scalable automation frameworks, integrate tests into CI/CD pipelines, collaborate with cross-functional teams, and drive quality improvements across the software development lifecycle.

Build and maintain automated test suites and perform manual testing to ensure product quality. Train squads on test management, improve test coverage, troubleshoot data issues, and promote strong quality practices within Agile teams.

Design, build, and execute automated tests for native mobile and WebView user journeys, APIs, and integrations. Perform performance and reliability testing for critical APIs and transactions, run tests on cloud device farms, analyze failures across devices/OS versions, participate in sprint planning, test design, defect triage, and collaborate with developers to resolve quality issues early.

Develop and maintain automated test suites and perform manual testing to assess product quality. Train squads on test management, collaborate to improve test coverage and application health, and promote quality practices and automation within Agile teams.

Lead QA efforts by developing and maintaining automated test suites, performing manual testing, training squads on test management, improving test coverage, and collaborating to enhance application stability and release readiness.