---
title: Backend
description: "Articles about Backend. Current insights, tips and best practices about Backend."
canonical_url: "https://robocitrus.com/en/blog/tags/backend"
locale: en
meta:
  "og:description": "Articles about Backend. Discover our insights and expertise."
  "og:title": "Backend - Blog"
---

> Index of every page on this site: [llms.txt](https://robocitrus.com/llms.txt)

**Blog**

# **Backend**

Current insights, tips and best practices about web development, design and digital marketing.

[All](https://robocitrus.com/en/blog) [App development 30](https://robocitrus.com/en/blog/tags/app-development) [Flutter 24](https://robocitrus.com/en/blog/tags/flutter) [App Development 17](https://robocitrus.com/en/blog/tags/app-development) [Startup 14](https://robocitrus.com/en/blog/tags/startup) [Technology 11](https://robocitrus.com/en/blog/tags/technology)

![REST vs GraphQL 2026: Which API Architecture Fits Your Project?](https://robocitrus.com/cdn-cgi/image/q=75/images/blog/rest-vs-graphql.webp)

Apr 20, 2026

## **REST vs GraphQL 2026: Which API Architecture Fits Your Project?**

REST vs GraphQL compared side by side. Performance, flexibility, learning curve, and when to choose which API architecture. With practical examples.

![Firebase as a Backend: Everything You Need to Know in 2026](https://robocitrus.com/cdn-cgi/image/q=75/images/blog/firebase-backend.webp)

Apr 13, 2026

## **Firebase as a Backend: Everything You Need to Know in 2026**

Firebase as a backend for your app: costs, benefits, limitations, and when Firebase is actually worth it. An honest take from an app developer.

![What Is OAuth? Login with Google \& Apple Explained Simply](https://robocitrus.com/cdn-cgi/image/q=75/images/blog/was-ist-oauth.webp)

Mar 18, 2026

## **What Is OAuth? Login with Google & Apple Explained Simply**

What is OAuth? I explain OAuth 2.0, social login with Google and Apple, the authorization flow, and why OAuth is safer than classic logins. With a Flutter example.

![What Is CI/CD? Continuous Integration and Deployment Simply Explained](https://robocitrus.com/cdn-cgi/image/q=75/images/blog/was-ist-ci-cd.webp)

Mar 13, 2026

## **What Is CI/CD? Continuous Integration and Deployment Simply Explained**

What is CI/CD? I explain continuous integration and continuous deployment with practical examples. Pipeline setup, GitHub Actions, and why CI/CD makes your project better.

![Backend Architecture Explained: How a Production App Works](https://robocitrus.com/cdn-cgi/image/q=75/images/blog/so-funktioniert-das-backend-meiner-production-app.webp)

Nov 5, 2025

## **Backend Architecture Explained: How a Production App Works**

A visual insight into the backend architecture of a real production app with thousands of users. Cache, Queue, Kubernetes and more explained simply.

## **Let's Connect! 🚀**

### **Ready for your next project? **<br>** Let's get started!**

![Maximilian Flechtner - Gründer](https://robocitrus.com/cdn-cgi/image/w=3840,f=png,q=75/images/about-me-maximilian-image.webp)

#### **Maximilian Flechtner **

[flechtner@robocitrus.com](mailto:flechtner@robocitrus.com) [ +49 0176 41766223](tel:+4917641766223)

### **Let's get started**

Tell me about your vision – just drop me an email or use the contact form. Let's plan your digital success together! 💪

[Send me an email](mailto:flechtner@robocitrus.com) [Contact Form](https://robocitrus.com/en/kontakt)

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## Sitemap

See the full [sitemap](https://robocitrus.com/sitemap.md) for all pages.