Principal QA Engineer – QA Manager
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Job Description
Principal QA Engineer owning automation, performance testing, and release quality for BTSE’s fintech and blockchain trading systems. Improving testing with AI across high-volume exchange infrastructure.
Responsibilities:
- Own the testing lifecycle for new features and changes, including scoping, risk assessment, test depth, and release readiness.
- Build and maintain automated tests covering API, UI, integration, and regression, and reduce flaky tests.
- Design and run load, stress, and performance tests on high-risk areas, including order flow, matching and settlement, balances, and deposits/withdrawals.
- Analyze performance test results and report bottlenecks to engineering.
- Use AI tools to speed up test generation, analysis, and triage, and share effective practices with the team.
- Integrate automated tests into CI/CD pipelines with reliable quality gates.
- Lead testing on complex or high-severity changes and make release sign-off recommendations.
- Own test automation architecture, including frameworks, test data, and environments, in line with QA standards.
- Mentor QA engineers through code reviews and pairing.
- Report quality metrics to the Director and stakeholders, and raise quality and release risks early using data.
Requirements:
- 7+ years in software QA/test engineering with a strong automation focus.
- Must be fluent in Mandarin.
- Hands-on automation experience in Python, JavaScript/TypeScript, or Java, including designing or substantially owning a framework.
- Hands-on performance/load testing experience (e.g., k6, JMeter, Locust, Gatling).
- Experience testing APIs and backend/distributed systems.
- Experience with CI/CD (e.g., GitLab CI, Jenkins, GitHub Actions) in an agile environment.
- Ability to learn complex transactional or financial logic quickly, and clear communication with engineers and product.
- Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
- Experience in crypto, trading, exchange, payments, or other financial systems.
- Experience testing wallet/custody or blockchain integrations.
- Practical experience using AI/LLM tools in testing.
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