Internal Developer Platforms become more and more popular. There are many kinds of platforms; software focused, security, cost management and infrastructure. This talk focuses on best practices of architecting infrastructure focused developer platforms. - what is an infrastructure focused developer platform - how to measure its success - how to avoid common design mistakes - what are emerging architectural patterns for designing those platforms - what tools can help in the design process - how to use an internal platform I work on a day-to-day basis with designing, testing and maintaining infrastructure platforms.