One of the major benefits of Microsoft Azure is the vast number of services we can choose from. But a huge amount of services can create problems like what service to choose in specific situations or what to avoid. Do we select IaaS or PaaS? Or maybe go serverless? What type of database do we choose? Azure SQL, Managed Instance, or something else? And when to go with Azure Cosmos DB? Based on years of experience and hundreds of projects, this session shares do's and don'ts when designing your solutions in Azure. Avoid usual traps and create rock-solid applications in the cloud!