Reletter
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Hands-on, practical and real-world tutorials that you can use to build your software development skills. Main topics: Backend, Databases, Software Architecture, DevOps, Distributed Systems, APIs.

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Substack
PricingFreemiumPublishesWeekly
Issues42Founded2 years agoLast Issue5 months ago
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packagemain.tech
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Latest Issues

Golang optimizations for high‑volume services

Intro

Building services that sit on top of a Postgres replication slot and continuously stream data into Elasticsearch is a great way to get low‑latency search without hammering your primary database with ad‑hoc queries. But as soon as...

5 months ago
15
4

ULID: Universally Unique Lexicographically Sortable Identifier

The UUID format is a highly popular and amazing standard for unique identifiers. However, despite its ubiquity, it can be suboptimal for many common use-cases because of several inherent limitations:

  • It isn’t the most character efficie...
6 months ago
9
3

Building Conway’s Game of Life in Go with raylib-go

I recently started to play around with graphics programming and game engine creation. For that, I was using SDL2, OpenGL and C.

However, I wanted to do something in Go, so I started with Conway’s Game of Life. There are various options fro...

8 months ago
10

How to implement the Outbox pattern in Go and Postgres

I was at a ContainerDays conference recently and attended a great talk from Nikolay Kuznetsov about the Outbox pattern and resilient system design. It seemed like a powerful solution to a common problem in distributed systems, so I decided...

8 months ago
33
6

The evolution of code review practices in the world of AI

The world of software development is abuzz with AI's transformative power, largely focusing on its ability to generate code. However, coding is only a part of the intricate software development process, and while everyone is arguing about v...

10 months ago
16

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Authors

The writers behind this newsletter.

  • Alex Pliutau

    SWE passionate about Backend, Go, Cloud, DevOps, APIs.

  • Julien Singler

    Passionate and Innovative software developer with extensive experience in backend development, CI/CD pipelines, and cloud infrastructure.

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