Senior Quality Assurance Engineer

SharkNinja•Needham, MA

About The Position

SharkNinja is seeking a Senior QA Engineer to join our cloud development team and play a critical role in ensuring the quality and reliability of our IoT product ecosystem. This position offers a balanced 50/50 mix of manual and automated testing, with a focus on our innovative connected devices including robot vacuums, coffee machines, and grills. You'll be responsible for sprint story testing and regression testing while helping mature and enhance our existing QA processes. This is an opportunity to shape quality standards for cutting-edge consumer IoT products that connect millions of customers to their devices.

Requirements

3-5 years of experience in software quality assurance or testing roles
Strong foundation in both manual and automated testing methodologies
Hands-on experience writing automated tests in TypeScript and/or Python
Solid understanding of integration testing, especially for APIs and distributed systems
Experience testing software applications and REST APIs
Familiarity with CI/CD pipelines and automated test integration
Proficiency with bug tracking and test management tools (JIRA experience preferred)
Strong analytical and problem-solving skills with attention to detail
Ability to work independently and manage testing tasks throughout the sprint cycle
Excellent written and verbal communication skills for documenting defects and collaborating with developers
Experience working in Agile/Scrum environments
Languages: TypeScript, Python
Testing Types: Integration testing, functional testing, UAT, regression testing
Tools: JIRA
CI/CD: AWS CodePipeline
API Testing: REST/HTTP protocols
Version Control: Git

Nice To Haves

Experience testing IoT devices, hardware, or embedded systems
Knowledge of cloud platforms, particularly AWS services
Familiarity with AWS CodePipeline or similar CI/CD tools
Experience with API testing tools (Postman, REST Assured, etc.)
Understanding of mobile app testing (iOS/Android)
Knowledge of test automation frameworks (Selenium, Cypress, Playwright, pytest, etc.)
Background in consumer electronics or connected devices
ISTQB or similar QA certification
Test Automation Frameworks: Selenium, Cypress, Playwright, pytest, Jest
Cloud Platforms: AWS (Lambda, API Gateway, IoT Core, etc.)
Mobile Testing: Appium, XCTest, Espresso
Performance Testing: JMeter, Locust
Test Management: TestRail, Zephyr, or similar
Containerization: Docker
IoT Protocols: MQTT, WebSocket

Responsibilities

Perform functional testing of software applications, APIs, and IoT device integrations
Execute user acceptance testing (UAT) to validate features meet business and customer requirements
Conduct exploratory testing to identify edge cases and usability issues
Test IoT device hardware and firmware interactions
Validate mobile app and cloud platform functionality across different devices and environments
Create and maintain detailed test cases and test plans for sprint stories
Document and track defects in JIRA with clear reproduction steps and severity classification
Participate in sprint ceremonies and collaborate with developers on acceptance criteria
Design, develop, and maintain automated test scripts using TypeScript and Python
Build integration tests for APIs, cloud services, and IoT device communication protocols
Create regression test suites to ensure existing functionality remains stable across releases
Integrate automated tests into AWS CodePipeline for continuous testing
Expand test coverage across critical user flows and system integrations
Monitor test execution results and triage failures
Optimize test execution time and reliability
Enhance and mature existing QA processes, standards, and best practices
Identify gaps in test coverage and recommend improvements
Contribute to building a more robust testing framework
Collaborate with the cloud development team to shift quality left in the development lifecycle
Testing cloud-to-device communication
Ensuring seamless integration between mobile apps, cloud services, and physical IoT devices
Building automated regression suites for critical user journeys (device pairing, remote control, notifications, etc.)
Validating API endpoints that power our connected device ecosystem
Conducting sprint story testing to verify new features meet acceptance criteria
Enhancing QA processes to improve test coverage, efficiency, and quality standards
Collaborating with cloud developers to catch issues early in the development cycle