Top QA Engineer Jobs in Seattle, WA

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.

Plans and executes functional, stress, destructive, performance, hardware, and software testing across multiple products. Configures and maintains laboratory and fielded systems, investigates anomalies, documents bugs, supports incident replication, and collaborates with engineering, product, and project teams. The role also contributes to test automation, Agile sprint reporting, system/network analysis, security accreditation support, and user documentation.

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.

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.

Design, build, and maintain automated test frameworks and scripts. Lead test strategy, planning, and execution across functional, load, integration, security, server-side, and ETL testing. Create test artifacts, run automated tests, analyze results, report defects, participate in CI/CD, code reviews, and agile ceremonies, and drive issue resolution.

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.

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.

Develop and maintain end-to-end automated tests for Angular/Ionic applications and Salesforce workflows using Playwright and TypeScript. Build reusable testing frameworks, validate JSON, Excel, S3, and backend data flows, integrate tests into CI/CD pipelines, and collaborate with engineering, QA, DevOps, analytics, and business teams. Track automation metrics, identify defects and edge cases, document test strategies, and improve quality gates across integrated platforms.

Conducts manual and automated software testing across requirements, user workflows, edge cases, regressions, APIs, and data validation. Creates test cases, investigates and documents defects using SQL, logs, browser tools, and source code, and contributes Playwright automation within CI/CD pipelines. Collaborates with engineers and product teams, supports accessibility and security-conscious testing, follows HIPAA data-handling practices, and uses Claude Code responsibly to improve test design and investigation.

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.

Seeking an SDET with strong development and automation testing experience to build and execute automated tests, create frameworks, perform white-box/unit testing, troubleshoot defects, and work in Agile/CI environments using tools like Selenium, Appium, CA Lisa, and service virtualization.

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.