Dilmer Valecillos
@Dilmerv
Dev Advocate for Mixed Reality @Meta | Providing FREE AR/VR Courses at http://learnXR.io | Unity/C#/XR Dev - Follow for daily XR Content. Opinions are my own.
Hello Everyone! 👋👓 📢 Today, I am very excited to announce a new chapter in my career. I’ve made the big decision to join Meta as a Developer Advocate 🎉 to support developers and products as well, all in an effort to help build the future of computing. Many of you know that…


Last year was my first time ever at Meta Connect, and I had an amazing time. This year, I work for Meta, and I just found out I’ll be helping a lot at the event 🎉. It’s crazy how much your life can change based on the decisions you make. I’ll post more about my teams…

Hello everyone! 👋👓 Today, I'd like to announce a new tool called 𝗠𝗲𝘁𝗮 𝗤𝘂𝗲𝘀𝘁 𝗥𝘂𝗻𝘁𝗶𝗺𝗲 𝗢𝗽𝘁𝗶𝗺𝗶𝘇𝗲𝗿 🎉 that allows you to easily improve the performance of your MR/VR game. This tool provides two options: a bottleneck analysis, which gives insights into…
📢 We had a great time chatting with @iBrews about his incredible journey in XR. He shared his passion for MR/VR and offered great tips to help you break into the XR industry. We also learned a lot about the amazing work his company is doing with immersive tech in theater,…

Well done @Unity loving the new Unity Hub UI, it is so clean and the templates & learning areas keep getting better and better.
I still can’t believe this happened this year specially after winning an Auggie Award 🥹 Thanks everyone for your kind comments and support! ❤️
🎉 Just received a YouTube Silver Play Button for 100,000 subscribers. After 980 YouTube videos focused on VR/MR development, Unity, and a variety of XR devices, I have to say, it’s been a wild 7-year journey. Thank you all for watching my content and supporting me along the…
All, with my recent role change of joining Meta, I’ve made a big update to LearnXR. Initially, I decided not to offer paid courses, but today I’m excited to share that all XR and C# courses are now completely FREE. All courses 👉 learnxr.io/courses 💡 If you want to learn…

🚨 Be sure to check out the video below where I go over the Meta Quest Runtime Optimizer to help you improve the performance of your VR/MR game!
Hello everyone! 👋👓 Today, I'd like to announce a new tool called 𝗠𝗲𝘁𝗮 𝗤𝘂𝗲𝘀𝘁 𝗥𝘂𝗻𝘁𝗶𝗺𝗲 𝗢𝗽𝘁𝗶𝗺𝗶𝘇𝗲𝗿 🎉 that allows you to easily improve the performance of your MR/VR game. This tool provides two options: a bottleneck analysis, which gives insights into…
So I have been exercising for 60 mins during the last 4 days vs 30 mins + having a huge healthy breakfast + a protein shake. I used to feel tired through the morning but lately my energy is huge right until 9 PM. I wish I had done this before, it may sound simple but it is…
Exciting news for all VR devs! We just released the Quest Runtime Optimizer to help you easily ID and fix performance bottlenecks in your apps. @Dilmerv breaks it down Docs: developers.meta.com/horizon/docume…
After a month on the road, I’m back! 😎 LA for @ARealityEvent 🎥 LA (again!) for @VidCon 🇩🇪 Berlin for #XRCC 🛫 UK for some great family time ❤️ Pumped to dive into the second half of the year - lots of XR goodness cooking!
🎉 Just received a YouTube Silver Play Button for 100,000 subscribers. After 980 YouTube videos focused on VR/MR development, Unity, and a variety of XR devices, I have to say, it’s been a wild 7-year journey. Thank you all for watching my content and supporting me along the…




My role at Meta is a bit different than you might expect, & for those of you who’ve asked if I can make videos about non-Meta hardware & tools, the answer is absolutely, honestly without doing so, I wouldn’t be able to truly help the XR community, this also helps me in staying…