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25. Mar 2026 •1 minute read
A practical overview of SOLID design principles in Java
Nemanja Marić
Software Engineer
The SOLID design principles, introduced by Robert C. Martin, author of Clean Code, provide a structured set of guidelines for building maintainable, flexible, and scalable software. When applied effectively, they help reduce complexity and mitigate common design challenges.
In his tutorial, our software engineer, Nemanja Marić, goes through each principle with practical examples.
How simple design principles can improve code quality
The SOLID design principles, introduced by Robert C. Martin, are a set of guidelines that help developers write cleaner, more maintainable, and more flexible code.
Instead of focusing on specific technologies, SOLID emphasizes sound object-oriented design decisions that reduce complexity and make software easier to evolve.
In the tutorial below, our software engineer, Nemanja Marić, goes through these principles using practical Java examples, showing how they can be applied in real-world scenarios. If you’re looking to improve code quality, reduce technical debt, and better understand how SOLID works in practice, this tutorial is a great place to start.
Discover more practical engineering knowledge by following Nemanja’s channel, and watch the video below to see how thoughtful design principles lead to better software.
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Nemanja Marić
Software EngineerNemanja Marić is a software engineer with 6 years of hands-on experience in building robust and scalable applications. He holds a BSc in Software Engineering and specializes primarily in Java and Spring. Along the way, he had also explored C#, React, Cloud Computing, and Flutter. He approaches software development with genuine joy and a passion for creating impactful solutions by building scalable, robust, and high-quality software.