Code Refactoring Course
This Code Refactoring Course equips you to transform legacy code safely using test-driven techniques, clear discount logic design, continuous integration workflows, and effective documentation. You'll reduce bugs, accelerate development, and simplify ongoing maintenance for complex software systems in real-world projects.

4 to 360h flexible workload
certificate valid in your country
What will I learn?
Discover practical strategies to refactor legacy code without altering its behavior. Master identifying code smells, crafting pure functions, and restructuring discount logic for better separation of concerns. Leverage unit tests, characterization testing, CI integration, and succinct documentation to streamline refactoring, minimize defects, and enhance code adaptability.
Elevify advantages
Develop skills
- Refactor legacy codebases quickly while maintaining functionality.
- Create robust characterization tests for unstable legacy systems.
- Design clear discount logic separating pricing, coupons, and VIP rules.
- Implement CI pipelines to automate testing during refactoring.
- Document refactored code with precise, concise explanations.
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 are saying
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