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Wes Bos & Scott Tolinski - Full Stack JavaScript Web Developers

Full Stack Developers Wes Bos and Scott Tolinski dive deep into web development topics, explaining how they work and talking about their own experiences. They cover from JavaScript frameworks like React, to the latest advancements in CSS to simplifying web tooling.

Syntax - Tasty Web Development Treats

Live from GitHub Universe, Wes, Scott, and CJ talk about the latest AI and developer tools from GitHub, including Agent HQ, Copilot integrations, and the new mission control for agents. They also share stories from the Syntax meetup, hack their conference badges, and debate AI’s role in coding.

Show Notes

00:00 Welcome to Syntax!

03:39 This year’s GitHub Universe badges were next-level

07:35 Keynote recap: GitHub Agents, Copilot, and Mission Control

18:21 Brought to you by Sentry.io

20:33 Plan Mode and the future of collaborative coding

23:40 Cursor’s new trick: firing off agents straight from Slack

25:32 Copilot Metrics Dashboard and agent analytics

27:53 Effortless MCP integration and custom agent workflows

31:35 Wrapping up GitHub Universe 2025

Hit us up on Socials!

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Wes: X Instagram Tiktok LinkedIn Threads

Scott: X Instagram Tiktok LinkedIn Threads

Randy: X Instagram YouTube Threads

952: VS Code, GitHub & Copilot - UNIVERSE 25 Announcements + Reactions

Scott and Wes dive into Remix 3, exploring how it embraces native web standards like Events, Signals, and Streams to become a truly full-stack framework. They unpack what “LLM-ready,” thin APIs, and a standards-based approach mean for the future of web development.

Show Notes

00:00 Welcome to Syntax!

03:21 Uses the platform - native Events, Signals, Streams, Fetch

04:16 Remix 3, Fully Fullstack.

04:57 LLM‑ready + thin APIs

05:53 Brought to you by Sentry.io.

06:18 My previous predictions.

07:44 The value of ‘Standards Based’.

09:13 Component model - JSX/TSX; state = variables; call this.render()

11:56 Adding reactivity to Remix.

15:15 Event‑based architecture - custom events, EventTarget, interactions

20:52 Context & type‑safe access.

22:46 Composing interaction logic within events.

24:25 Signals - AbortSignal to cancel async ops

25:21 Benefits of standards - bring your own tools/libraries

Michael Asnong X Post.

26:42 CSS - built‑in CSS prop; Svelte‑like scoping

28:34 Server - Web Request/Response, Web Streams across runtimes

31:23 Frames - async URL‑addressable components with fallbacks

33:07 Tooling - ESM; use Vite or esbuild

34:47 Routing - code‑based named routes

35:57 Questions/Concerns - manual rendering vs reactivity

38:47 URL Pattern API - modern, fast routing foundations

41:33 Sick Picks + Shameless Plugs.

Sick Picks

Scott: MoCA 2.5 Network Adapter

Wes: Bosch Dishwasher

Shameless Plugs

Scott: Syntax on YouTube.

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951: A first look at Remix 3

In part 2 of this year’s Spooky Stories special, Wes and Scott discuss the most chilling developer horror stories—from six-month-old unprocessed donations and runaway dog-food orders to vanishing databases, DNS disasters, code that literally tore apart a mall’s ventilation system, and more!

Show Notes

00:00 Welcome to Syntax!

01:33 A Bug Beyond the Grave

04:16 NHL SPOOKS

06:36 White Space Ghost Faced

10:54 Over Order Nightmare

16:50 Alaskian

21:16 Brought to you by Sentry.io

22:50 Rackspace’d Out

25:02 Fired

26:52 WordPress Woes

33:21 What does the P in VPS stand for?

34:18 Beyond the Grave II

35:39 The Hottest Hot Fix

37:54 Bad Redirect

40:03 Instead of Making Money, You Spend Money!

41:26 Certbot Certain Death

43:55 It’s Always DNS

50:02 Cache Ruins Everything Around Me

51:52 Fiber F-Up

56:18 More Spooky Stories

Don’t Drink and Deploy 😬 | Spooky Dev Stories Pt. 1

Submit your Spooky Stories

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950: Even SCARIER Web Dev Nightmares (Spooky Stories Pt. 2)

It’s that time of year again, Scott (as Dracula) and Wes (as a big bad shark) return for their annual Spooky Stories special! They’re joined by a mysterious guest for a round of creepy coding trivia and chilling true tales of web dev gone wrong; dropped databases, haunted passwords, and more. Beware: these are real developer horror stories.

Show Notes

00:00 Welcome to Syntax!

00:05 Scott’s vampire costume.

00:38 New to live-streaming.

00:54 AWS Outage.

01:50 What is Spooky Stories?

02:01 (Wes is wearing a shark costume)

02:34 Brought to you by Sentry.io.

03:30 PHP MyHeadache.

06:23 A Browser Hack.

08:30 Browser Hack Gameshow & Special Guest!

17:01 Ghost Password.

21:32 Just A Patch.

24:12 Don’t drink and Deploy.

34:47 Discount.

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Randy: X Instagram YouTube Threads

949: Web Dev HORROR Stories + Spooky Trivia! (Spooky Stories Pt. 1)

Wes and Scott talk about what makes Zed—the hot new editor built in Rust—fast, beautiful, and finally ready for primetime. From Git UI to extensions and AI tools, they break down what Zed gets right, what it still lacks, and whether it’s time to finally ditch VS Code.

Show Notes

00:00 Welcome to Syntax!

Syntax San Francisco Meetup

We need your Spooky Stories

02:37 Brought to you by Sentry.io

04:07 What is Zed?

06:46 Zed UI: fast and clean

10:17 General editor experience

11:44 Extensions marketplace

17:53 Git UI

22:03 Problems UI

26:01 Real-time collaboration

Remote Development

27:39 Command prompt tricks and built-in tools

31:03 Zed’s AI features

AI Coding Sucks

37:08 What kept Scott away—and why he’s back

40:33 What’s still missing

Text Manipulation Kung Fu for the Aspiring Black Belt

46:43 Sick Picks & Shameless Plugs

Sick Picks

Scott: Zojirushi 5.0 Liter Water Boiler

Wes: Syntax Keycaps

Hit us up on Socials!

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Randy: X Instagram YouTube Threads

948: Zed is Ready For Primetime

Scott and Wes break down the top-tier MCP servers developers are using right now. From browser automation to debugging superpowers, they explore how these servers are changing what’s possible in modern dev workflows.

Show Notes

00:00 Welcome to Syntax!

01:52 Brought to you by Sentry.io.

02:46 Submit your Spooky Stories!

03:37 Syntax San Francisco Meetup.

04:11 S-Tier MCP Servers.

04:17 Sentry MCP Server (not sponsored).

05:01 Pause, what the heck is an MCP server.

05:45 Back to the Sentry MCP.

07:07 Spotlight JS.

09:08 ElevenLabs MCP hack.

11:19 Docs Tools.

11:29 Context7.

15:55 GitHub MCP Registry.

16:10 Nuxt MCP Server.

16:25 Svelte MCP Server.

20:35 Cloudflare MCP Servers.

22:34 Chrome Dev Tools (Playwright) MCP Server.

25:17 Stripe MCP Server.

27:55 Mastra.

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Scott: X Instagram Tiktok LinkedIn Threads

Randy: X Instagram YouTube Threads

947: S-Tier MCP Servers for Developers

In this potluck episode of Syntax, Wes and Scott answer your questions about why devs neglect their own websites, hosting shady projects (hypothetically), AI rules in version control, balancing side projects and family life, and more!

Show Notes

00:00 Welcome to Syntax!

01:43 Why devs neglect their own websites (and how to convince your parents coding is a real job)

07:04 AirPods, Nothing Ear, and the ANC struggle

10:22 Shipping Syntax merch from Canada

12:43 Scott’s update on Omarchy and Linux laptop life

18:05 What to do when a user account gets hacked (and how to prevent it)

21:33 Should you commit LLM context files and AI-generated docs to Git?

25:27 How to balance career, side projects, and family life

29:25 Building and hosting a “legally dubious” website

33:27 Best practices for dealing with images

42:46 Where to find Wes’ awesome wallpapers

44:19 Can you trust services with a generous free tier?

ServerlessHorrors

50:32 Do we still use GIFs?

52:23 Sick Picks + Shameless Plugs

55:59 Brought to you by Sentry.io

Sick Picks

Scott: Mkv-Quicklook

Wes: Momofuku Sweet & Savory Korean BBQ Sauce

Hit us up on Socials!

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Wes: X Instagram Tiktok LinkedIn Threads

Scott: X Instagram Tiktok LinkedIn Threads

Randy: X Instagram YouTube Threads

946: We Got Roasted for Our Websites — Fair

Scott and Wes dive into Chrome’s new MCP server; a dev tools API powered by Puppeteer that gives your scripts, editors, and AI agents full access to Chrome. They break down how it works, what it can (and can’t) do, and how it might change debugging and automation for developers

Show Notes

00:00 Welcome to Syntax!

01:15 Syntax San Francisco Meetup.

01:55 We need your Spooky Stories!

02:42 What is an MCP Server?

04:28 MCP servers are not only for code editors.

06:43 Brought to you by Sentry.io.

07:49 Dev Tools MCP is similar to Puppeteer.

09:20 Setting up an MCP Server.

11:36 Example of MCP with Dominos Pizza.

13:23 Accessing Dev tools from your editor.

14:23 In VS Code, you can “Open Link”.

15:22 Using the MCP server.

16:26 Chrome has Debug insights inside of chrome’s dev tools.

18:38 Real world things the Chrome MCP server can do.

18:43 Analyzing performance.

19:55 Taking screenshots.

21:17 Performance fix feedback loop.

22:33 Remote connecting browsers.

24:54 Browser-use.

25:18 What are the limitations?

Hit us up on Socials!

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Wes: X Instagram Tiktok LinkedIn Threads

Scott: X Instagram Tiktok LinkedIn Threads

Randy: X Instagram YouTube Threads

945: Chrome Dev Tools MCP Server

Wes and Scott talk with Kyle Cesmat about how Coinbase is writing nearly half its code with AI—while keeping quality and security front and center. They dig into tools like Cursor and Claude Code, agent-driven workflows, code review challenges, and how AI is reshaping developer productivity without replacing developers.

Show Notes

00:00 Welcome to Syntax!

03:29 Defining and measuring “quality” at a large company

05:05 How AI-generated code is reviewed and shipped at Coinbase

07:35 A developer’s workflow using AI—from ticket to production

10:30 Standard vs. team-specific tools for AI development

12:55 Using MCP servers to power internal AI workflows

14:42 MCP vs. custom agent integrations

17:16 What kinds of code AI is writing at Coinbase

19:48 Which languages and tasks does AI handle best?

21:21 Getting AI to follow existing code conventions

greptile

24:36 Brought to you by Sentry.io

25:01 How AI affects hiring, velocity, and developer focus

28:16 AI’s role in speeding up code reviews

31:28 The most valuable AI tool in Coinbase’s stack

33:48 Managing AI costs and model choices

35:10 Security considerations for using external AI models

37:04 How often Coinbase tunes and adjusts its AI systems

39:26 Using AI to write code vs. embedding AI in customer-facing features

42:29 Kyle’s big-picture take on AI as a tool—not a magic bullet

Measuring the Impact of Early-2025 AI on Experienced Open-Source Developer Productivity

44:33 The future of hiring engineers with their own “backpack” of agents

45:53 Sick Picks + Shameless Plugs

Sick Picks

Kyle: UltraShelf

Hit us up on Socials!

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Scott: X Instagram Tiktok LinkedIn Threads

Randy: X Instagram YouTube Threads

944: Is Coinbase Really Writing Half Their Code With AI?

Scott and Wes sit down with Ricky Hanlon from the React core team at Facebook to dive into the latest features and APIs shaping modern React development. From transitions and Suspense to fetching strategies and future directions, this episode breaks down what’s next for React and how developers can take advantage of it.

Show Notes

00:00 Welcome to Syntax!

01:20 Who is Ricky Hanlon.

02:10 Setting the Stage: Modern React APIs

02:48 Brought to you by Sentry.io.

03:12 Defining Transitions in React

05:08 Practical Examples of Scheduling.

08:23 useDeferredValue.

09:30 Suspense.

11:13 Fallbacks and animations.

12:35 How do you get psychological performance data?

13:39 Are these considerations reasonable for the average dev?

15:37 useOptimistic.

17:35 Removing delayMs (referred to as maxDuration in later iterations).

19:49 How to fetch data in React.

21:58 Is React now just Nextjs?

23:23 Will React give us a Signals-based state management?

24:44 The challenges of building in public.

30:12 Making LLMs cooperate with React.

32:05 The lifting will happen at framework level.

32:59 This is not time slicing.

35:47 Sick Pick + Shameless Plug.

Sick Picks

Ricky: iPhone 17 Pro

Shameless Plugs

Ricky: https://conf.react.dev/

Hit us up on Socials!

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Wes: X Instagram Tiktok LinkedIn Threads

Scott: X Instagram Tiktok LinkedIn Threads

Randy: X Instagram YouTube Threads

943: Modern React with Ricky Hanlon (React Core Dev)

In this Hasty Treat, Scott and Wes discuss all things cross-origin - APIs, Javascript, JSON, CORS, and more.
 Netlify — Sponsor Netlify is the best way to deploy and host a front-end website. All the features developers need right out of the box: Global CDN, Continuous Deployment, one click HTTPS and more. Hit up netlify.com/syntax for more info.
 Show Notes 3:52
 What is JSON?
 5:09
 Origin policy in the browser
 6:00
 Cookies + how they work
 6:38
 How do you get data from one site to another?
 7:00
 JSON P (JSON with Padding)
 9:00
 CORS (cross-origin resource sharing)
 CORS errors + learning on the fly
 11:31
 Canvas elements
 12:24
 Proxies
 Crossorigin.me
 Enable-cors.org
 Tweet us your tasty treats! Scott’s Instagram
 LevelUpTutorials Instagram
 Wes’ Instagram
 Wes’ Twitter
 Wes’ Facebook
 Scott’s Twitter
 Make sure to include @SyntaxFM in your tweets

Hasty Treat - JSON, JSONP and CORS

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