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react profiler talks presentations and workshops gitnation faq support feedback nation s stats log in 0 react profiler talks workshops experts react performance debugging masterclass react summit 2023 170 min react performance debugging masterclass top content featured workshop ivan akulov ivan s first attempts at performance debugging were chaotic he would see a slow interaction try a random optimization see that it didn t help and keep trying other optimizations until he found the right one or gave up back then ivan didn t know how to use performance devtools well he would do a recording in chrome devtools or react profiler poke around it try clicking random things and then close it in frustration a few minutes later now ivan knows exactly where and what to look for and in this workshop ivan will teach you that too here s how this is going to work we ll take a slow app debug it using tools like chrome devtools react profiler and why did you render pinpoint the bottleneck and then repeat several times more we won t talk about the solutions in 90 of the cases it s just the ol regular usememo or memo but we ll talk about everything that comes before and learn how to analyze any react performance problem step by step note this workshop is best suited for engineers who are already familiar with how usememo and memo work but want to get better at using the performance tools around react also we ll be covering interaction performance not load speed so you won t hear a word about lighthouse react performance best practices advanced debug react debugger react performance react profiler react hooks tips only the pros know react summit remote edition 2021 177 min react hooks tips only the pros know top content featured workshop maurice de beijer the addition of the hooks api to react was quite a major change before hooks most components had to be class based now with hooks these are often much simpler functional components hooks can be really simple to use almost deceptively simple because there are still plenty of ways you can mess up with hooks and it often turns out there are many ways where you can improve your components a better understanding of how each react hook can be used you will learn all about the pros and cons of the various hooks you will learn when to use usestate versus usereducer we will look at using usecontext efficiently you will see when to use uselayouteffect and when useeffect is better react best practices react hooks deep dive react 18 hooks react profiler main menu discover events talks workshops people mentors articles multipass all tags popular javascript react vue svelte next js builders and founders web development typescript frontend best practices node js code quality fullstack performance react components react hooks css testing state management design systems newsletter do not miss a deal from us get new talks workshops and free or discounted conference tickets subscribe gitnation company about us careers contact us promote your product at tech conferences assistance faq support feedback rss feeds legal terms conditions privacy policy code of conduct community 2026 gitnation all rights reserved nation s stats