CI/CD Pipelines & Quality Gates
Build robust CI/CD pipelines with quality gates. Learn GitHub Actions, Jenkins, automated testing integration, and DevOps collaboration for QA engineers.
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QA is no longer a "Phase" at the end. It is a continuous loop. Learn why the SDET owns the CI pipeline, how to design "Quality Gates" that block bad code automatically, and why the "10-Minute Rule" is the secret to high-velocity engineering teams.
1. You Build the Factory
2. Designing the Gates
3. The Trust Metric
4. Conclusion
The job is the same, but the syntax is different. Master the "Infrastructure as Code" patterns for the Big 3. Learn how to write workflows in YAML (GitHub/GitLab) and Groovy (Jenkins), and decide which tool fits your team best.
1. GitHub Actions (GHA)
2. Jenkins Pipelines
3. GitLab CI
4. Conclusion
Design the perfect pipeline strategy. Learn exactly *what* tests should run at the PR level vs. the Nightly level, how to enforce "Coverage Ratchets" for Unit Tests, and how to use "Performance Budgets" (Lighthouse) to block slow code from merging.
1. Gate 1: The PR (Speed)
2. Gate 2: Nightly (Depth)
3. Gate 3: Performance (UX)
4. Conclusion
When does the test run? How fast can it run? Learn to configure "Cron Jobs," "Webhook Triggers," and "Matrix Strategies" to turn a slow, manual process into a blazing-fast automated machine.
1. Run Only What Matters
2. Sharding (Parallelism)
3. Intelligent Execution
4. Conclusion
A test failure without logs is useless. Learn how to manage CI Artifacts (Screenshots, Videos, Trace Files) at enterprise scale, and implement retention policies to save thousands of dollars in cloud costs.
1. The Evidence Pack
2. Storage & Retention
3. Structured Observability
4. Conclusion
Flaky tests destroy trust. Learn how to implement an automated "Quarantine" system that moves unstable tests to a non-blocking "Hospital" suite, forcing developers to fix them without breaking the pipeline.
1. The Flakiness Problem
2. The Cure (Quarantine)
3. Root Cause Analysis
4. Conclusion
Stop sharing databases. Learn how to use Docker and Testcontainers to spin up a fresh, isolated infrastructure (Postgres, Redis, Kafka) for every single test execution, ensuring 100% reproducibility.
1. Containerization Basics
2. Using Testcontainers
3. Full Stack Integration
4. Conclusion
Deploying to Production is terrifying. Make it boring. Learn how to implement Blue/Green Deployments, Canary releases, and Automated Rollbacks triggered by your smoke tests, ensuring that a bad bug never lasts more than 60 seconds.
1. Safe Release Patterns
2. Canary & Flags
3. Self-Healing System
4. Conclusion
Your test suite has a pulse. If you ignore it, it dies (Test Rot). Learn how to monitor the "Four Golden QA Signals": Pass Rate, Duration, Flakiness, and Coverage using dashboards like Grafana or Datadog to keep your pipeline healthy.
1. The Four Signals
2. Dashboards & Alerting
3. Enforcing SLOs
4. Conclusion
You cannot automate culture. Learn how to lead engineering teams toward quality, mentor junior SDETs, hire the right talent (Code First, Tool Second), and communicate the value of "Technical Debt" to executives.