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Custom Domain System Design
Create a custom domain system design using multi-tenant system architecture with an SQL database.
 • 
Herry Gunawan
Tech Leaders Should Stay Technical
Here’s why tech leaders should stay up-to-date with code and technology, and how to remain technical as your career grows.
 • 
Herry Gunawan
4 Levels of Tech Debt
There are 4 levels of tech debt based on severity. What are they, and how can you reduce and prevent tech debt from spiraling out of control?
 • 
Herry Gunawan
Whatsapp Web QR Code Authentication System Design
Explaining how to build whatsapp web authentication using qr code, the architecture and the system design.
 • 
Herry Gunawan
Online Voting System Design for Election
Designing a System to Handle Hundreds of Millions of Online Votes for an Election
 • 
Herry Gunawan
Multi Level Approval System Design
Designing unlimited level approval for purchase request system with set of rules including purchase amount.
 • 
Herry Gunawan
Using Redis Cache? Don't Forget This!
Redis is a great tool for caching, but software engineers often overlook certain aspects, leading to bugs or inefficiencies.
 • 
Herry Gunawan
Coderbased
Coderbased
A Software Engineering newsletter to help you become a hands-on tech leader. Every week, we write about system design, leadership, mindset, and tips to become a better software engineer.

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