PerformanceCertificate enabled85% module pass target

Mastering Performance

Improve latency, throughput, memory, client performance, backend efficiency, and performance-debugging discipline.

Lessons

Modules

Time

19h

Score

100

Start Lesson 1

Beginner

Beginner Verified

Score 0-35

Module 01 · Score 0-12

Performance Foundations

Define what fast means.

01. Latency Throughput and Capacityperformance-foundations · latency-throughput-and-capacity34 min 02. User-Visible Performanceperformance-foundations · user-visible-performance34 min 03. Measurement Basicsperformance-foundations · measurement-basics34 min

Module 02 · Score 13-24

Profiling and Bottlenecks

Find the real limiting factor.

04. Profiling Mindsetprofiling-and-bottlenecks · profiling-mindset34 min 05. CPU and Memoryprofiling-and-bottlenecks · cpu-and-memory34 min 06. I/O Bottlenecksprofiling-and-bottlenecks · i-o-bottlenecks34 min

Module 03 · Score 25-35

Frontend Performance

Improve loading and interaction.

07. Core Web Vitalsfrontend-performance · core-web-vitals34 min 08. Bundle Sizefrontend-performance · bundle-size34 min 09. Rendering Costfrontend-performance · rendering-cost34 min

Intermediate

Intermediate Verified

Score 36-60

Module 01 · Score 36-44

Backend Performance

Optimize service execution.

10. Request Path Breakdownbackend-performance · request-path-breakdown42 min 11. Database Hot Pathsbackend-performance · database-hot-paths42 min 12. Caching for Speedbackend-performance · caching-for-speed42 min

Module 02 · Score 45-52

Concurrency and Parallelism

Use resources efficiently.

13. Concurrency Modelsconcurrency-and-parallelism · concurrency-models42 min 14. Worker Poolsconcurrency-and-parallelism · worker-pools42 min 15. Backpressureconcurrency-and-parallelism · backpressure42 min

Module 03 · Score 53-60

Load Testing

Validate behavior under pressure.

16. Load Test Designload-testing · load-test-design42 min 17. Capacity Curvesload-testing · capacity-curves42 min 18. Failure Thresholdsload-testing · failure-thresholds42 min

Advanced

Advanced Verified

Score 61-100

Module 01 · Score 61-73

Performance Architecture

Design systems that stay fast.

19. Queue-Based Smoothingperformance-architecture · queue-based-smoothing42 min 20. Data Localityperformance-architecture · data-locality48 min 21. Precomputationperformance-architecture · precomputation48 min

Module 02 · Score 74-87

Performance Operations

Keep performance from regressing.

22. SLOs for Latencyperformance-operations · slos-for-latency48 min 23. Performance Budgetsperformance-operations · performance-budgets48 min 24. Regression Detectionperformance-operations · regression-detection48 min

Module 03 · Score 88-100

Performance Review Practice

Diagnose realistic performance cases.

25. Slow Checkout Caseperformance-review-practice · slow-checkout-case48 min 26. Search Latency Caseperformance-review-practice · search-latency-case48 min 27. Performance Rubricperformance-review-practice · performance-rubric48 min