JavaScript Jabber

Revolutionizing API Syntax and Schema Management with Jazz Framework - JSJ 663

JavaScript Jabber

Show Notes

In today's episode, Charles and AJ are joined by Anselm Eickhoff, a trailblazing full-stack software engineer. Anselm delves into the world of "Local First" software development and the innovative tool he’s developed, "Jazz." They explore how Jazz leverages schema information for type inference and runtime validation, enabling real-time collaboration and seamless offline functionality. They dive into the simplifications brought by Jazz's API changes, the flexibility offered through open protocols, and the local-first approach using CRDTs. They also tackle Jazz’s impressive backend infrastructure and its shift to direct disk storage, along with insights into the challenges and emerging support structures faced by early adopters. Anselm shares real-world applications, advanced analytics capabilities, and the future outlook for Jazz, emphasizing performance, resilience, and data privacy. Plus, stay tuned for a lighthearted detour into board games and TV recommendations, as well as updates on Charles’ AI Dev Boot Camp and exciting developments on the Top End Devs platform. This episode is packed with cutting-edge insights and practical advice for developers looking to integrate advanced real-time features and streamline their app development processes.

Socials LinkedIn: Anselm Eickhoff

Picks AJ - Dune 2-Film Collection (Blu-Ray + Digital) Charles - Imperial Miners | Board Game

Become a supporter of this podcast: https://www.spreaker.com/podcast/javascript-jabber--6102064/support.

More from JavaScript Jabber

Feb 25, 2026

This week on JavaScript Jabber, we’re joined (again!) by Val Karpov — the maintainer of Mongoose — to talk about what’s new in Mongoose 9, how async stack traces are changing the debugging game, and why AI is quietly reshaping the way we build developer tools.

Feb 10, 2026

In this episode of JavaScript Jabber, I sat down with Matteo Collina—chair of the Node.js project and founder of Platformatic—for a deep, no-fluff conversation about Node.js performance in the real world. We dug into what actually happens when you run Node at scale, especially with server-side rendering, Kubernetes, and modern frameworks like Next.js.

Jan 30, 2026

It’s great to be back behind the mic! In this episode of JavaScript Jabber, I’m joined by Dan Shapir and our guest Jack Harrington from Netlify and TanStack for a wide-ranging, high-energy conversation that covers everything from modern frontend architecture to AI tooling—and a few entertaining detours along the way.

Jan 8, 2026

In this episode of JavaScript Jabber, I sat down with Shruti Kapoor, independent content creator and longtime React educator, to dig into what’s actually new — and worth getting excited about — in React 19.2. While it may sound like a “minor” release on paper, this update delivers some genuinely powerful improvements that can change how we build and reason about React apps.

Dec 24, 2025

AI is writing more of our code than ever before—but should we actually trust it? In this episode of JavaScript Jabber, I sat down with Itamar Friedman from Qodo (formerly Quoto) to dig into one of the biggest questions developers are wrestling with right now: What happens when AI is generating code, reviewing code, and shaping how we ship software?

See all episodes →