It's a good course if you have some prior knowledge. For absolute beginners, some concepts might be a bit challenging. The structure is logical, though.
Practical Software Design with SOLID Principles
Learn to write clean, maintainable, and scalable code by mastering the five core principles of object-oriented design.
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AI instructor
Ask about any lesson and get a clear answer instantly, anytime. -
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Start anytime
No schedules or deadlines — learn at your own pace, whenever suits you. -
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In English
Lessons, tasks and certificate — all fully in your language.
About this course
What you'll get
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Certificate of completion
Add it to your LinkedIn profile -
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Personal AI tutor
Stuck on a lesson? Ask your built-in tutor anything, any time. -
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Audio version included
Learn on the go — no screen needed -
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Lifetime access
Come back anytime, no expiry -
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Phone or computer
Works anywhere, any device -
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14-day refund
No questions asked -
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Short & focused
2h 48m of practical content
Certificate of completion
Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.
Reviews (11)
Solid content and presented clearly. I appreciated the real-world applications shown. Could have used a few more practice opportunities.
Loved the practical application examples. Exactly the kind of hands-on learning I was looking for.
This course exceeded my expectations! The examples were super relevant and helped solidify the concepts. Highly enjoyable.
It's a decent introduction. Could benefit from more diverse examples and a slightly better flow between modules.
Brilliant course design. The way concepts build on each other is seamless. Very practical and well-explained.
It's a solid course. The structure is logical and most of the examples were helpful. Could use a few more real-world scenarios though.
Brilliant course! The flow of information was perfect, and the examples really solidified the concepts. Loved it!
So glad I took this course. The practical applications shown were super helpful, and the overall structure was top-notch.
Brilliant course! The structure was intuitive and the actionable insights are invaluable. Highly recommend.
Learned a ton and the structure made it easy to follow along. Loved the practical application examples they provided.
Learners also took
Object-Oriented Software Engineering in Java
Java Exception Handling: Build Robust and Crash-Free Applications
Java Design Patterns: Building Clean and Extensible Code
Java Object-Oriented Hierarchies and Inheritance
Frequently asked
What do I need to take this course? +
Just a phone or computer with internet. No installs, no special hardware.
How do I pay? +
By card via Stripe. We don’t store card details — Stripe handles them securely.
Can I get a refund? +
Yes — full refund within 14 days, no questions asked.
How long will I have access? +
Forever. Once you purchase, the course is yours to revisit anytime.
Will I get a certificate? +
Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.
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