Practical Software Design with SOLID Principles — PickAClass
4.3 (11) ⏱ 2h 48m 📚 28 lessons 🎧 Audio version

Practical Software Design with SOLID Principles

Learn to write clean, maintainable, and scalable code by mastering the five core principles of object-oriented design.

  • 💬 AI instructor
    Ask about any lesson and get a clear answer instantly, anytime.
  • 🕐 Start anytime
    No schedules or deadlines — learn at your own pace, whenever suits you.
  • 🌐 In English
    Lessons, tasks and certificate — all fully in your language.

About this course

Tired of writing code that becomes difficult to change and test over time? The key to building robust, long-lasting applications isn't just about making them work—it's about designing them well from the start. This course demystifies the core principles of effective software architecture. You will move beyond abstract theory to gain a practical, hands-on understanding of how to structure your code for clarity, flexibility, and scalability, making your projects easier to manage, extend, and collaborate on. What you'll learn: - Understand the five SOLID principles of object-oriented design from the ground up. - Apply design principles to write modular code that is easy to read, debug, and maintain. - Learn how to structure your applications to handle growth and new features without major rewrites. - Practice writing highly testable code by applying concepts like dependency injection and inversion of control. - Explore common design patterns and learn when and how to use them to solve recurring problems. - Develop the skills to identify and refactor poorly structured code into a clean, organized system. The course begins with foundational concepts of software design, then progresses through each SOLID principle with clear explanations and practical exercises. You'll work through written examples to solidify your understanding and build confidence in applying these techniques. This course is designed for developers with some programming experience who are new to software architecture and design principles. No prior knowledge of architecture is required. Start building better software today.

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
    Stuck on a lesson? Ask your built-in tutor anything, any time.
  • 🎧 Audio version included
    Learn on the go — no screen needed
  • ♾️ Lifetime access
    Come back anytime, no expiry
  • 📱 Phone or computer
    Works anywhere, any device
  • 💸 14-day refund
    No questions asked
  • 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.

P
PickAClass
Skills profile · verifiable
Document
Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Practical Software Design with SOLID 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
Practical Software Design with SOLID 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

No reviews yet — be the first to share your experience.

Write a review

You'll be asked to sign in after sending — your draft is saved.

Learners also took

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.

Built for learners in
Tech Design Finance Marketing Healthcare Education Hospitality Manufacturing