Staff Eng @ Shopify (building Shop) Former @reactnative.dev core maintainer Ex @microsoft.com @sovereign.tech open source • tech • mental health • agentic 🕸️ https://kelset.dev/ 🏠 London, UKhttps://bsky.app/profile/kelset.devhttps://bsky.app/profile/kelset.dev/post/3mkqftvax4a2sa 12 parter deep dive about the JSI? sign me up! (how refreshing to see someone still do this type of content in 2026 ✨) 🔗 https://heartit.tech/react-native-jsi-deep-dive-part-1-the-runtime-you-never-see/30 Apr 2026 20:03 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3mkqftvax4a2shttps://bsky.app/profile/kelset.dev/post/3mkaennbixe2bAbsolutely love this breakdown by the Margelo team: https://blog.margelo.com/margelo-discord-react-native-performance and as per usual, everything is getting pushed upstream so that everyone can benefit from the learnings and improvements 🔥 gotta love the react native community 👏👏👏24 Apr 2026 10:59 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3mkaennbixe2bhttps://bsky.app/profile/kelset.dev/post/3mjp6znoc7h24I didn't think I'd see more OGs from youtube hop into open source after seeing PewDiePie becoming a linux main a few months ago... ...and then CorridorDigital decided to revolutionize green screen tech repo is here ➡️ https://github.com/nikopueringer/CorridorKey 📹 https://www.youtube.com/watch?v=Y3Dfw969itU17 Apr 2026 15:03 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3mjp6znoc7h24https://bsky.app/profile/kelset.dev/post/3mjk5x324kb2bi've been getting pi + github copilot to set a custom local-only personal finance assistant app and so far... it seems to be going in the right direction. we are really going down the path where most people will just vibe code their own apps for stuff ...probably15 Apr 2026 15:00 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3mjk5x324kb2bhttps://bsky.app/profile/kelset.dev/post/3mjfdpvtdjj27Very interesting idea to put directly in the copilot CLI - I do something similar myself when I need it already, but I can see the value in using it to leverage a smaller model more efficiently. I might try it out to see how it goes 🔗 https://github.blog/ai-and-ml/github-copilot/github-copilot-cli-combines-model-families-for-a-second-opinion/13 Apr 2026 17:00 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3mjfdpvtdjj27https://bsky.app/profile/kelset.dev/post/3miykgq5iq22mthere's so much to unpack in this announcement but i want to put a small spotlight on one of the things that people will care less for: 🔗 www.anthropic.com/glasswing08 Apr 2026 14:56 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3miykgq5iq22mhttps://bsky.app/profile/kelset.dev/post/3miwegpk5lg2yim looking for some inspo'n'ideas - what are your fav pi.dev extensions and/or packages that you use on a regular basis? extra points if they are for personal projects over coding/regular job. like, i'm much more interested in the "helper/assistant" side https://pi.dev07 Apr 2026 18:03 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3miwegpk5lg2yhttps://bsky.app/profile/kelset.dev/post/3mi72p3nxxo25never realised this, but doing a long flight on the day right before daylight saving means that I just need to tank a veeery long day and reset for both at the same time and omg it might work??29 Mar 2026 11:37 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3mi72p3nxxo25https://bsky.app/profile/kelset.dev/post/3mhgvoct2g42oim really trying to play around with all the main agents to keep myself flexible but gemini you really need to step it up, can't have this level of stalling at random times :eyeroll:19 Mar 2026 21:04 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3mhgvoct2g42ohttps://bsky.app/profile/kelset.dev/post/3mhdu4carcx2bthanks to pi.dev i'm at the point now we're i've lost count of how many agents i have running in parallel this tool is genuinely the missing piece (for me) in unlocking the next level of agentic - great work github.com/badlogic 👏 https://github.com/badlogic18 Mar 2026 15:58 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3mhdu4carcx2bhttps://bsky.app/profile/kelset.dev/post/3mhbh6qqfzw2hi know i've already mentioned but for websites the chrome devtools mcp is so good17 Mar 2026 17:01 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3mhbh6qqfzw2hhttps://bsky.app/profile/kelset.dev/post/3mgyiuqvsrk2jok so thoughts on Pi (https://github.com/badlogic/pi-mono/)? y'all like it? 🍿 (am i on purpose asking it today? ...maybe 🥧 )14 Mar 2026 03:37 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3mgyiuqvsrk2jhttps://bsky.app/profile/kelset.dev/post/3mgsb4xnqkc2jmood song https://www.youtube.com/watch?v=Z0GFRcFm-aY11 Mar 2026 16:03 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3mgsb4xnqkc2jhttps://bsky.app/profile/kelset.dev/post/3mgptoittfx23very useful insight from The Pragmatic Engineer newsletter about what happened with Blocks 👀 🔗 https://newsletter.pragmaticengineer.com/p/the-pulse-16410 Mar 2026 16:57 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3mgptoittfx23https://bsky.app/profile/kelset.dev/post/3mgn66j76on23seems like codex's multi-agent is not quite ready for prime time 🐧 been hitting a bunch of issues mostly related to how the main agent and the subagents interact and their lifecycles (using 5.4 xhigh) (and yes well I guess it's to be expected, it's experimental for a reason 🙃)09 Mar 2026 15:27 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3mgn66j76on23https://bsky.app/profile/kelset.dev/post/3mgktlbisoe2kbeen catching up with the AI world and was reading Simon Willison’s Weblog - in particular his Agentic Engineering Patterns section: https://simonwillison.net/guides/agentic-engineering-patterns/ decided to read through it and extract some improvements for to agentsparty.dev ... quite a beefy addition 🍿08 Mar 2026 17:12 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3mgktlbisoe2khttps://bsky.app/profile/kelset.dev/post/3mgfon3kvbt2zICYMI: I built a D&D-themed multi-agent orchestration framework and would love your help testing it 🎲 👀 it's got DMs, adventuring parties, journals, and a "throne room" for meta-orchestration (and its OSS) [bun, preact, astro + gemini 3.1] 🔗 agentsparty.dev06 Mar 2026 16:00 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3mgfon3kvbt2zhttps://bsky.app/profile/kelset.dev/post/3mganqqkfjf2bno shade on anyone but damn if you are doing agentic coding for webapps and you are not using the chrome-devtools MCP... why it's such a massively useful tool (this one https://github.com/ChromeDevTools/chrome-devtools-mcp/ )04 Mar 2026 16:01 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3mganqqkfjf2bhttps://bsky.app/profile/kelset.dev/post/3mg3msuavme2kfinally got access to codex 5.3 👀🍿 time to put it to the test and see how it does02 Mar 2026 16:01 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3mg3msuavme2khttps://bsky.app/profile/kelset.dev/post/3mfzjlcx3nh2zsoooOOOO I've been nerding out on multi-agent orchestration lately and ended up building something silly that I kinda want to share 🎲🤓 (beware, wall of text incoming 🧵) agentsparty.dev 👀01 Mar 2026 19:57 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3mfzjlcx3nh2zhttps://bsky.app/profile/kelset.dev/post/3mfu355mv2a2kmight be 🧑‍🍳 here 👀👀👀27 Feb 2026 15:56 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3mfu355mv2a2khttps://bsky.app/profile/kelset.dev/post/3mfroctb7qt2sbig step recently: after 8+ years, I finished my therapy journey with my main therapist. It has run its course, and made me a much better human 🧘 it doesn't mean ofc that I'm perfect, but that the type of work i could do with them is... dealt with, for now. Next up? CBT 🍿26 Feb 2026 17:01 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3mfroctb7qt2shttps://bsky.app/profile/kelset.dev/post/3mfka3lqhp52hthe most sustainable career advice i ever got: treat your energy like a finite resource, because it is 🔋 no amount of coffee or hustle culture tweets will change that 🙃23 Feb 2026 17:58 +0000at://did:plc:w4uxs7p56wil36la44exylwu/app.bsky.feed.post/3mfka3lqhp52h