Developer experience is crucial for engineering performance, focusing on enabling developers and reducing frustrations.Measuring DevEx can be challenging due to its qualitative nature, encompassing factors that affect developers' work satisfaction and output.SPACE metrics and the DevEx framework offer ways to measure developer experience comprehensively.SPACE metrics consider dimensions like satisfaction, performance, activity, communication, and efficiency for a holistic view of DevEx.The DevEx framework breaks down DevEx into flow state, feedback loops, and cognitive load, emphasizing qualitative aspects.Lead time for changes and deployment frequency are key DORA metrics that reflect pipeline quality and engineering velocity.Time to first commit indicates codebase complexity and onboarding efficiency for new developers.Cycle time measures the total time from idea to production, highlighting development bottlenecks and productivity.Improving DevEx leads to happier, unblocked engineers who can sustain productivity and quality software development.Shipyard prioritizes DevEx by providing tools for fast iteration, feedback collection, and efficient feature development.