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David Lorenz, Supabase Expert, Web Architect

David Lorenz is a web architect with 25 years of coding experience and always cutting-edge tech-informed. As the Supabase book author, he helps you solve whatever web challenge you need to overcome.

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Latest posts

Low performance and congestion: Why connecting your database via Serverless can be dangerous

In a world full of serverless providers like Vercel with its Fluid Compute, it’s surprisingly easy to throttle your app’s performance by connecting directly to a database. Even worse: hardly anyone seems to talk about why this happens.

Supabase or Keycloak - The complete Guide

Choosing the right tools for authentication and authorization can make or break your web application's security and user experience. In this article, we'll explore the key differences between **Supabase** and **Keycloak**, two powerful platforms for identity management.

Digging the Next.js source code: A nightmare

The DX of Next.js seems great, but it's source code is convoluted on its very own level

The ultimate Supabase self-hosting Guide

Set up Supabase securely on your own servers

Design for Failure Principle: Your Software should break

I've been preaching Design for Failure for a very long time. And I'm still holding on to it but you gotta be careful what you wish for. Many people overdo it and make their development lifecycle harder than it should be.

Getting a job at Amazon: From interview to offer

Learn about my experience from 0 to Job offer at Amazon.

Truth talk: How to get rich in short time

Learn about my experience from 0 to Job offer at Amazon.

JavaScript Promises tl;dr

The quickest way to learn about Promises

srcset, sizes, picture, media: What you might not have known.

Learn about the deep details of images in HTML.

An intro into Web Components, Shadow DOM, Shadow CSS

The quickest tldr about Web Components you can get

docker build with private credentials — the issue with intermediate layer secrets

Learn to prevent leaving secrets in docker images.

How I tricked the whole Meetup into voluntarily giving me their browser history with CSS

CSS can be abused to retrieve specific sensitive data, not arbitrary one though.

David Lorenz, Supabase Expert, Web Architect · RSS Amplifier