Deployment Safety
If you like applying Deployment Safety, every challenge here gives you a chance to practice it on a real industry brief.
- CodeIntermediateNew
Bootstrap a Production-Grade CI/CD Pipeline for a Pre-Seed Startup
Audit the current deploy process and document the 6-point checklist of risk it removes. Build the pipeline in GitHub Actions: (1) PR check workflow, (2) main-branch build with m…
- Ci Cd
- Github Actions
- Container Signing
DevOps and Secure Deployment - AnalysisIntermediateNew
Add Indexes to a Slow FinTech Reporting Database
Read the 6 reporting queries and capture their EXPLAIN ANALYZE output on staging (a refresh of prod, around 90M rows). Identify the minimum set of indexes that improves all 6 by…
- Indexing
- Query Optimization
- Explain Analyze
Introduction to Database Systems
How it works
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Step 01
Browse challenges aligned to your studies.
Step 02
Accept the one that fits your goals.
Step 03
Work through it with AI Copilot guidance.
Step 04
Submit for structured evaluation.
Step 05
Earn a verified credential.
Step 06
Add it to LinkedIn with one click.
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