PHP Patterns and Refactoring Training in Warsaw

PHP Patterns and Refactoring Training in Warsaw, Poland

This course is ideal for PHP developers aiming to improve code maintainability, scalability, and readability through the use of design patterns and refactoring techniques.

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PHP Patterns and Refactoring Training is a professional training program delivered by ProgNXT in Warsaw, Poland. ProgNXT, a globally recognized corporate training provider in 55+ countries, offers this PHP Patterns and Refactoring Training course with hands-on, instructor-led sessions. This course provides an in-depth understanding of object-oriented design patterns and best practices in refactoring PHP code. Participants will learn...

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Designed and delivered by the ProgNXT Software Engineering Expert Panel — a vetted team of industry professionals with 18+ years of hands-on experience in system design, microservices architecture, Git, and SDLC practices

ProgNXT Software Engineering Expert Panel

Course Code: KXZ14
21 Hrs
Last Updated: April 2026

Course Rating5/5

This course provides an in-depth understanding of object-oriented design patterns and best practices in refactoring PHP code. Participants will learn how to identify code smells, refactor legacy code, and apply patterns such as Singleton, Factory, Strategy, and more. The course balances theory with hands-on coding, helping developers write cleaner, more efficient, and maintainable PHP applications.

Welcome to the official PHP Patterns and Refactoring Training certification program in Warsaw, Poland. This comprehensive training is designed to elevate your professional skills and provide you with practical, industry-relevant knowledge locally. As a globally recognized corporate training provider operating in 55+ countries, ProgNXT ensures that our curriculum meets the highest standards of excellence.

Whether you are looking to upskill your team or advance your personal career, our expert-led sessions will guide you through the core concepts of this domain. Upon successful completion of the 21 Hrs program, participants will receive a globally accepted certification, demonstrating their proficiency and readiness to tackle complex challenges in the field.

Intermediate knowledge of PHP
Basic understanding of Object-Oriented Programming (OOP) concepts
Familiarity with HTML, MySQL, and web application structure
Exposure to version control (e.g., Git) is a plus

By the end of the course, participants will be able to:

Recognize and apply key design patterns in PHP
Refactor legacy or poorly structured code into clean, maintainable solutions
Identify common “code smells” and resolve them
Improve application scalability and readability
Write reusable, testable, and extensible code
Apply SOLID principles and other OOP best practices

Use of key design patterns in PHP (Creational, Structural, Behavioral)
Legacy code analysis and transformation
PHP code quality improvement techniques
Applying SOLID, DRY, and KISS principles
Refactoring techniques (Extract Method, Replace Temp, etc.)
Unit testing for refactored code

SOLID principles and clean code
PHP design pattern categories and their implementation
Refactoring approaches and tools
Real-world pattern applications
Writing testable refactored code

Participants who attend all sessions and successfully complete the course assessments will receive a ProgNXT Certificate of Completion.

Course Agenda

Principles of Clean Code and Refactoring Basics

Introduction to clean code practices in PHP
Identifying code smells
Introduction to SOLID principles
Refactoring fundamentals: when and why
Tools and IDE support (PHPStorm, VS Code, etc.)
Hands-on refactoring simple code blocks

PHP Design Patterns – Creational

Introduction to design patterns
Singleton, Factory, Abstract Factory
Builder and Prototype patterns
Use cases and implementation in PHP
Refactoring to apply creational patterns
Practical exercises

PHP Design Patterns – Structural

Adapter, Facade, Decorator, Composite, Proxy
When to apply and how to refactor code accordingly
Real-world examples and PHP implementations
Hands-on pattern-based refactoring

PHP Design Patterns – Behavioral

Strategy, Observer, Command, Template Method
Event-driven programming with Observer pattern
Applying patterns for extensibility and flexibility
Refactoring existing code to support behavioral patterns
Writing unit tests for pattern-based code

Refactoring in Practice + Project

Working with legacy PHP codebases
Refactoring strategies: breaking down monoliths

Hands-on Exercises

Codebase examples
Exercises and lab guides
Refactoring cheat sheet
Recommended readings

Lab Assignments and Refactoring Exercises
Multiple Choice and Code-Based Quiz

ProgNXT Certificate of Completion will be awarded to participants who successfully complete the course and assessments.

PHP Patterns and Refactoring Training Events in warsaw

Online Events

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More Upcoming Session Dates

November 2026

🌐 Online Instructor-Led

8th Nov 2026→10th Nov 2026

📍 Warsaw, Poland

12th Nov 2026→14th Nov 2026

🌐 Online Instructor-Led

20th Nov 2026→22nd Nov 2026

📍 Warsaw, Poland

26th Nov 2026→28th Nov 2026

December 2026

🌐 Online Instructor-Led

5th Dec 2026→7th Dec 2026

📍 Warsaw, Poland

9th Dec 2026→11th Dec 2026

🌐 Online Instructor-Led

21st Dec 2026→23rd Dec 2026

📍 Warsaw, Poland

27th Dec 2026→29th Dec 2026

Events for other courses in Warsaw, Poland

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PHP Patterns and Refactoring Training in Warsaw