Java Programming and Software Design Principles — PickAClass
4.0 (6) ⏱ 2h 54m 📚 29 lessons 🎧 Audio version

Java Programming and Software Design Principles

Build scalable and maintainable applications by mastering object-oriented design, interfaces, and logical problem-solving in Java.

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About this course

Writing code is only one part of software engineering; designing systems that can grow and adapt is what separates developers from professional programmers. This course bridges the gap between basic syntax and structured software architecture, focusing on how to organize logic effectively. You will transition from writing simple scripts to designing robust systems using multiple classes and interfaces, with a heavy emphasis on clean code and efficient data handling. By reading through detailed explanations and logic-based exercises, you will learn to think like a software architect who prioritizes scalability and maintainability. What you'll learn: - Understand core software design principles to create organized and scalable Java applications - Implement Java interfaces to define flexible behaviors and decouple code components - Apply sorting algorithms and data analysis techniques to process complex information effectively - Develop logic for predictive text generation using advanced class interactions - Practice modern Java features like records and local variable type inference for cleaner syntax - Master object-oriented patterns to manage relationships between multiple classes The course begins with foundational concepts of class design and interface implementation before moving into practical applications involving data sorting and text pattern generation. You will work through written examples that demonstrate how to structure code for real-world problem-solving. This course is designed for beginners who have a basic grasp of Java syntax and are ready to learn how to structure larger, more professional programs. No prior experience with software design patterns is required. Start building better software by applying professional design principles to your Java code today.

What you'll get

  • 📜 Certificate of completion
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  • 💬 Personal AI tutor
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  • 🎧 Audio version included
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  • 📱 Phone or computer
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  • Short & focused
    2h 54m 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.

P
PickAClass
Skills profile · verifiable
Document
Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Java Programming and Software Design Principles
Skills demonstrated
Behavioral pattern analysis
Foundational
1.2 hrs
Decision-architecture frameworks
Proficient
1.4 hrs
A/B test design
Proficient
1.7 hrs
Behavioral copywriting
Advanced
1.9 hrs
P
PickAClass — Name Surname
Java Programming and Software Design Principles
Page 2 of 2
Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
Verify this credential
pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

Reviews (6)

Chamari De Silva LK
★ 3 · July 18, 2026

It's a decent introduction. Could use a few more real-world examples to solidify the concepts, though.

Matthew Swanepoel ZA Verified learner
★ 4 · July 18, 2026

A good introduction. The structure was mostly clear, but I wish there were a few more real-world examples. Still, learned a lot.

Adi Nugroho ID Verified learner
★ 4 · July 9, 2026

Really enjoyed the flow of this. The practical applications discussed were spot on. Great course!

Ricardo Vargas MX Verified learner
★ 4 · July 4, 2026

This provided a good overview. The explanations were decent, but sometimes I wished for more practical application scenarios. Still, a valuable learning experience.

Esteban Herrera PA Verified learner
★ 4 · June 30, 2026

Brilliant course design. The way concepts build on each other is seamless. Very practical and well-explained.

Hla Myo MM
★ 5 · May 27, 2026

Pretty good overall. The structure was logical, and many of the examples were helpful. A few areas could have used a bit more depth, but it's solid.

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Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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