Top QA Engineer Jobs in Denver & Boulder, CO

Execute manual and automated full-stack software tests, document defects in Jira, participate in Agile ceremonies, collaborate with developers and product teams, and maintain manual and automated Playwright test scripts. The role contributes to QA standards and testing processes while developing automation skills. This is a three-month temporary engagement with potential conversion to regular employment.

Design and execute end-to-end QA strategies for integrated software and hardware systems. Perform manual and integration testing across multi-device environments, use Jira and test frameworks, apply AI-driven testing for test generation and anomaly detection, report quality metrics to leadership, mentor junior QA engineers, and support CI/CD and HIL setups.

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.

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.

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.

Work as an embedded QA automation engineer to design, build, and maintain end-to-end and API test suites, integrate tests into CI/CD, run performance/load tests against a NestJS monolith, manage test data, and validate AI agent behavior and integrations across OMS/WMS/catalog workflows.

Designs, develops, and maintains scalable QA automation frameworks using C#, Selenium, RestSharp, Appium, SQL, and Azure. Leads CI/CD automation infrastructure, test strategy, code reviews, failure investigation, quality metrics, and process improvements. Collaborates with development, product, and business teams throughout the software lifecycle, mentors QA automation engineers, supports customers and business analysts, identifies test coverage gaps, and provides technical guidance on complex software quality issues.

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 QA automation for healthcare billing and revenue cycle management platforms. Build Playwright and TypeScript test frameworks covering eligibility, claims, remittance, payment posting, APIs, databases, and financial reconciliation. Integrate generative AI and LLM workflows for test generation, self-healing scripts, and payer rejection simulation. Mentor peers, own product quality, and execute scalable automation in cloud-based CI/CD environments.

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

Designs and executes automated, API, UI, regression, smoke, and end-to-end tests for cloud-native and air-gapped federal environments. Integrates test suites with GitLab CI and Jenkins, validates security and compliance baselines, diagnoses Linux and Windows systems, and documents test plans, defects, and results. The role supports reliable deployment of cyber-physical security solutions across government and critical infrastructure environments.

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.

Hands-on contract QA Engineer responsible for testing web applications, APIs, integrations, desktop and AI-powered features. Duties include creating test plans, executing functional, regression, integration, exploratory, and end-to-end testing, validating REST APIs and databases, testing complex workflows, documenting defects, supporting release readiness, and improving QA processes and coverage.

Designs and maintains automated UI, API, regression, and web application test frameworks. Collaborates with engineering, product, and design teams to identify and resolve defects, performs exploratory testing, supports CI/CD and agile processes, and promotes quality, performance, usability, security, and healthcare data privacy compliance.

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.

The Senior QA Software Engineer ensures software quality through automated and manual testing, focusing on automation frameworks establishment and enhancing software quality standards.

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, 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.

Responsible for testing software functionality, managing defects, collaborating on requirements, performing accessibility testing, and contributing to QA process improvements.

Lead the design and execution of test strategies and plans to ensure software quality, overseeing both manual and automated testing activities, defect management, and compliance with accessibility standards.

Validate and improve Brave browser quality across desktop and mobile. Create and execute tests, reproduce and debug cross-platform issues, use packet monitoring tools, work in open-source/GitHub, and collaborate with developers and privacy/security teams to ensure secure, reliable releases including crypto wallet and AI-related features.

Lead QA for Salesforce-native products: create test plans and automated frameworks (Playwright), run manual/automated and performance tests, manage large Salesforce test data sets, integrate tests into CI/CD, identify bottlenecks, and mentor junior QA engineers while collaborating cross-functionally.

Own quality for a large mobile platform through hands-on exploratory/manual testing and automation advocacy. Shift testing left with dev/product/design, build and scale automation frameworks (Appium/Java/Cucumber), push coverage into unit/component/contract layers, use AI-augmented tooling for test design and triage, and influence distributed teams to increase automation and improve QA processes.

Perform manual and automated testing of web and mobile apps; design and run test plans, convert tests to TypeScript+Playwright automation, integrate tests into CI/CD, use AI-assisted tools to author and maintain tests, perform API and SQL backend testing, track defects in Jira/Zephyr, and collaborate with engineering teams to improve QA processes.