Raphael Michel

Recent talks

0:23:03

Fast on my machine: How to debug slow requests in production

DjangoCon Europe 2024 · July 11, 2024

Raphael Michel presents a practical process for diagnosing slow production requests, focusing mainly on PostgreSQL-backed Django applications. For a slow view, he recommends reproducing the exact request with a copied cURL command and a management command such as `django-debug-request`, then inspecting query plans for sequential…

0:29:01

Building and scaling a live event platform with django-channels

DjangoCon Europe 2023 · June 8, 2023

Django Channels extends Django from HTTP and WSGI into asynchronous protocols, especially WebSockets, using ASGI, consumers, routers, groups, and channel layers such as Redis. Raphael Michel describes how the Venueless live-event platform uses a simple WebSocket wire protocol and modular command and event handlers, then…

0:24:32

Security strategies for multi tenant applications

DjangoCon Europe 2020 · October 15, 2020

Multi-tenant applications serve separate organizations from one software installation, and their data can be separated at the database, PostgreSQL schema, or row level. Raphael Michel explains why Pretix uses row-level separation: it works across PostgreSQL, MySQL, and SQLite and supports cross-tenant queries, but every query,…

Has appeared with

• Tobias Kunze × 3
• Ernist W. Durbin III
• Filipe Ximenes
• Flávio Juvenal
• Griffith Rees
• Katie McLaughlin
• Sarah Heim
• Simon Willison
• Tim Allen

All talks