Ryosuke Matsumura gave a presentation on serverless computing on Azure. He discussed key Azure serverless services like Azure Functions, Logic Apps, and Event Grid. He provided an example of using Durable Functions to orchestrate a serverless workflow that involves chaining functions, calling APIs, and interacting with table storage and Slack notifications. The presentation explained how Azure DevOps could be used for version control, continuous integration/deployment, and testing of serverless applications on Azure.