CascadiaJS 2026
2026-06-01..2026-06-02
Seattle, United States
[CascadiaJS 2013, CascadiaJS 2014, CascadiaJS 2018, CascadiaJS 2020, CascadiaJS 2021, CascadiaJS 2022, CascadiaJS 2024, CascadiaJS 2026]
| title | author | length |
|---|---|---|
| It's Time To Rethink Everything | Theo Browne | 24m |
Argues that AI and agents let teams rebuild tooling from first principles and shows it: an npx CLI Lakebed deploys a real Kanban with live sync and chat in… | ||
| How to Successfully Build a Junior Dev Team | Dylan Goings | 11m |
Atomic Object runs the Atomic Accelerator, a 2-year guided mentorship launched in 2016 that delivers over 300 hours per hire in technical and consulting skills… | ||
| Shared Components Beyond the Design System | Jonathan Keslin | 21m |
Argues that higher‑level shared components should live in separate repos, publish as packages, and be built with layered extensibility: sensible defaults for… | ||
| Choosing the Wrong Abstraction (And What It Cost Us) | Darius Cepulis | 25m |
Mux Player turns out to be unsalvageable and the flagship component is thrown out after configuration-heavy APIs balloon with props and bundle size; a… | ||
| Implementing the Web on Native With Linked Literate Programming | James Ide | 13m |
Implements the W3C getUserMedia camera API on native iOS using Expo and AI agents that read spec sections and Web Platform Tests, linking code to spec with… | ||
| AI Helped Me Learn: Vue Through the Lens of a React Developer | Daniel Mendoza | 10m |
Covers concrete numbers and a reproducible workflow: cites a Meter finding of 20% perceived speed vs 19% actual slowdown, shows reviewers doing 6.5% more code… | ||
| Keep the Main Thread Free With Web Workers | Courtney Yatteau | 28m |
Five live demos show a concrete pattern: spot a 1.45s main-thread task with DevTools, move that CPU-heavy scoring loop into a Web Worker via postMessage with… | ||
| Practical Refactors With Modern CSS Colors | James Steinbach | 22m |
Shows how light-dark() replaces three blocks of duplicated theme variables and cuts thousands of lines of CSS by returning light or dark values in place, with… | ||
| AI Agent Swarms Are Amazing | Joel Hooks | 24m |
Demonstrates building agent swarms with OpenClaw/Grimlock experiments and OpenCode, running up to 12 subagents in parallel via a Pi harness, using MDX/MDSVX… | ||
| How To Use Spec-Driven Development for Production Workflows | Erik Hanchett | 28m |
Spec-driven development breaks complex features into requirements, technical design, and implementation steps, using specs as the primary contract so AI agents… | ||
| JavaScript Won the Web, Rust Is Taking the Critical Path | Francesco Ciulla | 26m |
Argues that JavaScript stays dominant for UIs while Rust moves onto the real bottlenecks: latency, memory, safety, and predictability. Cites Cloudflare’s… | ||
| The Last Mile Is Code | Joe Duffy | 25m |
Agents reach coding-level performance (SWE-Bench climbs from 33 to mid‑80s, Mythos mid‑90s) so they can close the last mile by operating on… | ||
| The Rise of Agent Experience (AX) | Matt Biilmann | 30m |
Introduces Agent Experience (AX) as four concrete pillars — access, context, tools, orchestration — and shows how Netlify applied them: a Netlify Desk support… | ||
| Accelerating Musical Live Coding With On-Device AI | Alex Hinson | 23m |
A browser-based assistant generates executable Strudel code from editor context, removing boilerplate so the performer stays in flow while keeping control. It… | ||
| Teaching LLMs New Tricks | Marty Nelson | 29m |
Azoth is open source (built winter 2023–24) and compiles JSX into real DOM templates so pages avoid a VDOM renderer and heavy JS; that subtraction reduces… | ||
| Choosing TypeScript Matters More Than Ever | Filip Sodic | 26m |
Argues that choosing TypeScript still matters because types act as a deterministic specification that reduces tests and runtime checks; demos a coffee-brewing… | ||
| Building an AI Platform Your Engineers Actually Trust | Jeff Otaño | 08m |
One Brief builds an internal AI platform with a skills repo and a sandbox plus guardrails that plug into Claude, Linear, and the git PR workflow; a bug… | ||
| Design Tokens: Getting Agents to Follow Brand Guidelines | Kaelig Deloumeau-Prigent | 11m |
Claims that design tokens — JSON files with name, type, description and value — become a single source of truth so agents can apply exact spacing, focus-ring… | ||
| Unlocking AI's Hidden Connections With Graphs | Nyah Macklin | 24m |
Claim: vector-only RAG misses multi-hop links and causes subtle hallucinations — an agent approves a $25,000 credit increase for a customer whose employer is… | ||
| Building Apps With ATProto | Brittany Ellich | 21m |
ATProto is an open protocol that moves posts, follows, likes and media out of company databases into user-controlled repos, where identity is a DID and handles… | ||
| The Request Tax: Re-evaluating 20+ Years of Web Performance Dogma | Alex Moon | 09m |
Benchmark data shows HTTP/3 and QUIC cut per-request overhead so that many small fetches beat one large bundle: measured curves put HTTP/1 performance rising… | ||
| Beowulf Stroganoff: Building Economically Useless Chatbots | Molly Jean Bennett | 11m |
A themed small LLM gets LoRA fine-tuning on a translated, thousand-plus-year-old Beowulf, a 17th-century cookbook, and The Story of Crisco, with ~1,000… | ||
| Trust, But Verify: Human-in-the-Loop for Agents That Actually Matter | Michael Liendo | 13m |
Demonstrates concrete human-in-the-loop patterns: a live demo shows an interrupt pattern (back-and-forth before action), reserving a flight without a credit… | ||
| Hold Me Closer, Tony Danza | Luis Montes | 21m |
Real pipeline that converts any song into a multi‑track karaoke file: open‑source Demucs separates vocals/drums/bass, Whisper generates timed lyrics, an LLM… | ||
| nothing matches | ||