Web performance is a crucial pillar of user experience, yet it’s still the underdog. Oftentimes there’s no budget for tooling or development and metrics are only being checked after features have hit production. As the builders of the Web it’s our job to create not only the best, but also the fastest and most accessible Web for everyone. Let’s acknowledge our privilege and learn to build a fast an accessible Web for everyone. This talk will set the necessary context for understanding why performance is important. We will go through most and least important metrics, how they’re being calculated, setting meaningful performance budgets and tooling. You’ll leave with comprehensive and actionable performance knowledge.