Code Refactoring Course
Master handling legacy code through the Code Refactoring Mastery Course. Gain skills in test-driven refactoring, streamlined discount logic, CI-integrated workflows, and precise documentation. This enables safer code changes, fewer bugs, and easier evolution of complex systems in real-world projects.

4 to 360 hours flexible workload
valid certificate in your country
What will I learn?
This course teaches safe improvement of legacy code while keeping its behaviour intact. You'll identify code smells, craft small pure functions, and reorganise discount calculations with distinct responsibilities. Using targeted unit tests, characterisation tests, CI pipelines, and succinct docs, you'll build a workflow to refactor swiftly, cut bugs, and simplify future updates.
Elevify advantages
Develop skills
- Refactor legacy modules quickly without disrupting behaviour.
- Build robust characterisation tests for brittle old code.
- Design clear discount logic separating pricing, coupons, and VIP rules.
- Implement CI pipelines to protect refactoring in live projects.
- Deliver refactored code with concise, effective documentation.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
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