June/July 2019’s Cloudflare incidents got the world thinking about additional safeguards against ‘unlikely’ DNS failure. The article below sheds light on five strategies for coping with these unlikely - but possible - DNS failures, as well as general advice for service reliability.

WebRTC is a core part of everyday internet use. The article below describes a common challenge developers encounter when employing WebRTC under-the-hood and how to solve it, with links to further information.

Webhooks and WebSub fulfil the function of data transfer at scale. While both are key components of internet infrastructure, the way they transfer data makes their use cases significantly different. The article shows when to use each.

WebSockets vs SSE - Which is best for your realtime application? What are the pros, cons and ideal use cases? How to get started?

Converting a distributed system to FIFO and exactly-once message processing requires considerable user effort. This article looks at why this is the case, serving as a guide about what to bear in mind when implementing a FIFO and exactly-once message processing scenario using SQS FIFO queues.

Typical debugging issues in Elixir Erlang - and how to solve them: notes from realtime distributed systems engineer