Backend
6 min read
Don’t Charge Your Users Twice: Understanding Idempotency
Idempotency is an interesting concept. It is based on the fact that acting many times provides the same result as doing it just once.
5/8/2026
Content by Amanda Ene Adoyi
10 articles found
Backend
5 min read
TOP 5 Books Every Backend Developer Should Read
If you'd like to be the best backend developer you could be, have a look at these top five books backend developers should read that'll be sure to take you to the next level of your career.
3/30/2026
Backend
5 min read
Understanding and Avoiding N + 1 Queries
As a backend developer, you’re likely to feel like the best developer in the room when your server is fast, allowing you to fetch and use data in record time.
3/5/2026
Backend
3 min read
Top 5 Backend Development YouTube Channels
In this article, we take a dive into the top 5 YouTube channels catering to the improvement of backend developers.
2/2/2026
Backend
22 min read
Build a Personal Library API with Node.js, Express and MongoDB
The principle that guides the Mastering Backend community is simple: You can only ever really make progress by building real-world applications which help to solve real-world problems. If you’re looking to build an impressive portfolio, it is crucial that you do not underestimate any APIs that are well-built.
9/24/2025
Backend
11 min read
Proper Error Handling for your Node.js Application
As a developer you kind of feel-in-the-dark in a situation where you’re forced to deal with a codebase that is the product of bad error handling practices. To avoid that frustration, you need a solid approach to managing errors in your Node applications.
8/20/2025
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