TypeScript Design Patterns and SOLID Principles — PickAClass
3.6 (5) ⏱ 2h 30m 📚 25 lessons 🎧 Audio version

TypeScript Design Patterns and SOLID Principles

Learn to architect scalable software using object-oriented programming and industry-standard design patterns in TypeScript.

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About this course

Writing code that works is the first step, but writing code that lasts requires a deep understanding of software architecture. This course bridges the gap between basic syntax and professional-grade software design using TypeScript. You will transform your approach to programming by learning how to structure applications for maximum reusability and maintainability. By the end of this course, you will be able to identify common architectural problems and solve them using proven patterns that are used by top-tier engineering teams. You will move beyond simple scripts to building robust systems that are easy to test, extend, and debug. What you'll learn: - Understand the fundamental pillars of Object-Oriented Programming including Encapsulation, Abstraction, Inheritance, and Polymorphism. - Apply the five SOLID principles to reduce code fragility and improve system flexibility. - Implement Creational patterns to manage complex object creation logic efficiently. - Use Structural patterns to organize class hierarchies and simplify component interfaces. - Practice Behavioral patterns to streamline communication and responsibility between different objects. - Leverage modern TypeScript features like generics and abstract classes to enforce type safety in your architectural designs. The material begins with foundational definitions and core OOP concepts before moving into the SOLID framework and a detailed exploration of essential design patterns. You will read through clear explanations and analyze code-based examples that demonstrate each concept in a real-world context. This course is designed for beginners who have a basic grasp of TypeScript syntax and want to learn professional software architecture. No prior experience with design patterns is required. Start your journey toward writing cleaner, more professional TypeScript code today.

What you'll get

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  • Short & focused
    2h 30m 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.

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PickAClass
Skills profile · verifiable
Document
Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
TypeScript Design Patterns and 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
TypeScript Design Patterns and 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 (5)

Samuel Pelletier CA Verified learner
★ 4 · July 23, 2026

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

আয়েশা সিদ্দিকা BD Verified learner
★ 4 · July 6, 2026

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

Laura Vosloo ZA Verified learner
★ 4 · June 16, 2026

Solid content and presented clearly. I appreciated the real-world applications shown. Could have used a few more practice opportunities.

Даурен Мусаев KZ
★ 4 · June 3, 2026

Learned a good amount here. The examples were relevant, though I wished there were a few more practical application tasks. Still, a worthwhile experience.

Amelia Taylor US
★ 2 · May 30, 2026

Not sure this was the best way to learn this. The examples felt a bit dated, and the overall structure was confusing. I needed external resources to make sense of it.

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Forever. Once you purchase, the course is yours to revisit anytime.

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

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