Low Level System Design, Design Patterns & SOLID Principles — 90% Off Coupon

Master Proven Design Techniques and SOLID Principles to Build Robust and Scalable Systems!

⭐ 4.5 out of 5(16,157 students enrolled)Created by Prateek Narang Sr. Software Engineer GoogleLast updated: 🌐 English

Course Overview - Key Takeaways

The following summarizes all verified data points for this course, including pricing, duration, instructor, and coupon validity. All data is sourced directly from Udemy and verified by CourseSpeak on .

•Course Title: Low Level System Design, Design Patterns & SOLID Principles
•Provider: Udemy (listed via CourseSpeak)
•Instructor: Prateek Narang Sr. Software Engineer Google
•Coupon Verified On: November 29, 2025
•Difficulty Level: Advanced
•Category: Development
•Subcategory: Design Patterns (software)
•Duration: 9h of on-demand video
•Language: English
•Access: Lifetime access to all course lectures and updates
•Certificate: Official certificate of completion issued by Udemy upon finishing all course requirements
•Top Learning Outcomes: Understand Core Design Patterns: Learn the most widely-used design patterns in Java, including Creational, Structural, and Behavioral patterns · Apply SOLID Principles: Master the SOLID design principles to write cleaner, more maintainable, and scalable code in your software projects · Improve Low-Level Design: Gain the ability to design efficient, flexible, and robust object-oriented systems through low-level design practices.
•Prerequisites: Basic Knowledge of Java: A fundamental understanding of Java programming, including object-oriented concepts such as classes, inheritance, and interfaces. · A Computer with Java Installed: You'll need a computer with Java and a development environment (such as IntelliJ IDEA or Eclipse) to practice coding examples
•Price: $9.99 with coupon / Regular Udemy price: $99.99. Applying this coupon saves you $90.00 (90% OFF).
•Coupon: Click REDEEM COUPON below to apply discount
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What You'll Learn

This course gives you the following verified skills and competencies in Development:

✓Understand Core Design Patterns: Learn the most widely-used design patterns in Java, including Creational, Structural, and Behavioral patterns.
✓Apply SOLID Principles: Master the SOLID design principles to write cleaner, more maintainable, and scalable code in your software projects.
✓Improve Low-Level Design: Gain the ability to design efficient, flexible, and robust object-oriented systems through low-level design practices.
✓Build Scalable Applications: Learn how to use design patterns to create scalable and extensible Java applications that can adapt to changing requirements.

Course Requirements & Prerequisites

The following background knowledge and tools are recommended before starting this course. Students without these prerequisites may still enroll but should expect a steeper learning curve:

•Basic Knowledge of Java: A fundamental understanding of Java programming, including object-oriented concepts such as classes, inheritance, and interfaces.
•A Computer with Java Installed: You'll need a computer with Java and a development environment (such as IntelliJ IDEA or Eclipse) to practice coding examples

About This Udemy Course

The following is the full official course description as published on Udemy by instructor Prateek Narang Sr. Software Engineer Google. It covers the curriculum structure, teaching methodology, and topic scope for this Development course:

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Is the Low Level System Design, Design Patterns & SOLID Principles Coupon Worth It?

Expert review by Josh Smith, Lead Course Reviewer at CourseSpeakUpdated Nov 29, 2025

Based on analysis of the curriculum structure, student engagement metrics, and verified rating data, this is a high-value resource for learners seeking to build skills in Development. Taught by Prateek Narang Sr. Software Engineer Google on Udemy, the 9h course provides a structured progression from foundational concepts to advanced techniques— making it suitable for learners at all levels. The current coupon reduces the price by 90%, from $99.99 to $9.99, removing the primary financial barrier to enrollment.

Pros

  • ✓Verified 90% price reduction.
  • ✓High learner satisfaction (4.5/5).
  • ✓Trusted by 16,157 students.
  • ✓Certificate + lifetime access.

Cons

  • !May be challenging for absolute beginners.
  • !Lifetime access depends on Udemy.
  • !Projects & quizzes need extra time.
JS
Josh Smith
Lead Course Reviewer
Credentials →

"Given the 90% price reduction and verified 4.5-star rating, Low Level System Design, Design Patterns & SOLID Principles is a strong value in Development on Udemy. Enrollment recommended while the coupon is active."

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Final Verdict: Worth It
Exceptional value with current pricing
New to redeeming coupons? Visit our step-by-step guide for detailed instructions on how to apply coupon codes.Coupon last verified November 29, 2025.Udemy coupons are time-limited — redeem as soon as possible.

Course Rating Summary

This course holds an aggregate rating of 4.5 out of 5 based on 16,157 student reviews on Udemy. The distribution below shows the approximate percentage of students who gave each star rating.

4.5
16,157 Verified Ratings
5 stars
75%
4 stars
15%
3 stars
6%
2 stars
2%
1 star
2%

* Rating distribution is approximated from the aggregate score. Sourced from Udemy. Last verified: November 29, 2025.

Instructor Profile

Background information on Prateek Narang Sr. Software Engineer Google, the instructor responsible for this course on Udemy.

PN
Prateek Narang Sr. Software Engineer Google
Udemy Instructor
Full Profile ↗
Subject Area
Development
Total Students
16,157+ enrolled
Rating
4.5 / 5.0
Course Duration
9h
Teaching Approach
Practical, project-based instruction focused on real-world application of Development skills. This course provides structured progression from foundational concepts to advanced techniques.

Frequently Asked Questions

The following questions and answers cover the most common queries about this course, its coupon code, pricing, and enrollment process. All answers are based on verified data from Udemy as of November 29, 2025.

About the Author

Josh Smith
Josh Smith
Udemy Coupon Specialist

8+ years finding and verifying the best Udemy deals. Helped thousands of students save on premium courses through curated coupon codes and exclusive discounts.