Alexander Ertli

Alexander Ertli @js402

About: Developing impactful solutions from Hamburg and founder of contenox.

Location:
Hamburg, Germany
Joined:
May 15, 2025

Alexander Ertli
articles - 9 total

The Real Job of a Developer Isn’t What You Think

Technology. Some grew up breathing it. Others had to catch up later. Either way—we're all in now.

Learn More 3 0Jul 30

“Fake It Till You Make It” vs. Building Real Tech

A story about resisting shortcuts, the curse of knowledge, and why real tech takes patience

Learn More 0 0Jul 18

[Boost]

Behold the Modular Monolith: The Architecture Balancing...

Learn More 0 0Jul 5

From a Simple Ollama Client to 26k LOC

A journey from a small Go snippet to a large modular codebase — lessons learned, philosophy, and what's next.

Learn More 0 0Jul 4

[Boost]

Everyone Is Wrong About SQLite Shayan ・ Jun 26 ...

Learn More 0 0Jun 26

Sagas to the Rescue: The Perils of Partial Success

How to handle partial failures without letting a simple timeout spawn a distributed system nightmare

Learn More 0 0Jun 19

Scaling Go Tests with Smart Naming Conventions

How to organize and run Go tests efficiently by using naming conventions to separate unit, integration, and system tests for faster feedback and cleaner CI pipelines.

Learn More 6 2Jun 7

From GitHub Pages to GCP: Picking Your Web Infra Stack for Launch

A developer’s end-to-end guide to picking the right DNS, SSL, and hosting stack for launch – from GitHub Pages to Cloudflare to GCP.

Learn More 0 0May 24

Go & AES-GCM: A Security Deep Dive

Many Go AES-GCM examples look simple, but can hide critical flaws. This post uncovers the 'forbidden attack' of nonce reuse and why truly understanding nonces is key to secure encryption.

Learn More 0 0May 15