Lead QA Engineer guiding testing for COSMO’s kids’ smartwatches, mobile apps, cloud services, and AI features. Driving automation, GenAI adoption, and quality strategy.
About the role
- Senior QA Analyst testing Nelson’s digital K-12 learning products across frontend, backend, APIs, and databases. Building automation and investigating performance and accessibility issues.
Responsibilities
- Work closely with product, development, design, infrastructure, and QA teams to deliver reliable and accessible digital learning products
- Test web applications across frontend and backend using manual, API, database, automation, accessibility, and performance testing methods
- Participate in quality activities throughout the software development lifecycle, including planning, design reviews, test preparation, testing, defect investigation, release validation, and production regression testing
- Create, maintain, and execute test plans, test scenarios, and test cases
- Test user interfaces, APIs, databases, integrations, and services
- Perform functional, regression, smoke, exploratory, integration, usability, and cross-browser testing
- Find, reproduce, investigate, and document defects in Jira with clear steps, evidence, expected results, and actual results
- Collaborate with developers, product managers, designers, infrastructure engineers, and stakeholders to investigate and resolve quality issues
- Validate completed work against functional requirements, acceptance criteria, design expectations, and quality standards
- Create, maintain, execute, and improve automated tests using Playwright or similar tools
- Improve the structure, reliability, coverage, and maintainability of automated regression suites
- Use AI coding assistants such as Claude Code, Codex, or similar tools when appropriate
- Maintain QA documentation, testing standards, and reusable testing practices
- Participate in release testing and identify quality risks before release
- Stay familiar with Nelson products and how educators and learners use them
- Use logs, traces, and metrics for defect investigation, bug triage, and root cause analysis
- Review distributed traces involving backend calls, service interactions, API requests, or gRPC calls
- Create and execute load and performance tests using k6 or similar tools
- Review response time, throughput, error rate, and percentile latency including p95 latency
- Compare performance results against prior results or established baselines
- Investigate performance issues with developers and infrastructure engineers
- Assist with release and production readiness testing when performance or infrastructure validation is required
Requirements
- 4 or more years of professional experience in software quality assurance or software testing, preferably with web based applications
- Strong experience testing modern web applications across both frontend and backend systems
- Hands-on experience testing APIs, databases, integrations, and other backend services
- Experience creating test plans, test strategies, test scenarios, and detailed test cases
- Experience designing, writing, and maintaining automated tests
- Experience with Playwright is strongly preferred
- Good understanding of web application architecture, frontend and backend systems, APIs, databases, services, and common security concepts
- Experience using Jira or a similar issue tracking system
- Experience working in Agile and Scrum development environments
- Experience with accessibility testing and knowledge of AODA or related accessibility standards
- Strong troubleshooting and analytical skills
- Clear written and verbal communication skills
- Ability to manage multiple priorities and move between product, automation, release, and infrastructure testing
- Strong collaboration skills and ability to work effectively with cross functional teams
- Bachelor’s degree in Computer Science, Software Engineering, a related technical field, or equivalent practical experience
- Preferred: working knowledge of application observability and telemetry, including logs, distributed traces, and metrics
- Preferred: experience with observability tools such as Grafana, Datadog, OpenTelemetry, Application Insights, or similar platforms
- Preferred: experience with performance and load testing using k6 or a similar tool
- Preferred: ability to understand p95 latency, throughput, response time, and error rate
- Preferred: experience using telemetry and traces for root cause analysis and defect investigation
- Preferred: experience testing service based or microservice architectures, including REST APIs or gRPC services
- Preferred: experience using AI coding assistants such as Claude Code, Codex, or similar tools
- Preferred: experience contributing to automation frameworks, continuous integration workflows, or automated regression pipelines
- Preferred: experience testing education technology, content platforms, learning applications, or other customer facing digital products
Benefits
- Hybrid flexibility, M-F, standard business hours
- Commuter friendly location (Sheppard & Don Mills)
- Free parking on-site
- Free, convenient shuttle bus service from Don Mills Subway Station to and from the office
- Access to on-site fitness center and fitness classes
- Access to LinkedIn Learning for continuous skill growth
- Mentorship and professional development opportunities
- Comprehensive Employee Assistance Program (EAP) providing confidential support spanning from mental health services to financial counselling
- May be eligible for performance-related incentive pay
- Total Rewards package including benefits and programs that support employee well-being and growth
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