Joaquin T.’s Post

A Claude Code plugin just hit 121k GitHub stars by teaching AI agents something most developers skip: think before you code. Superpowers enforces a 5-phase workflow: clarify → design → plan → code → verify And it cut token usage by 14% in testing. It's now the #2 trending repo on GitHub. But that's not the only thing that happened this fortnight. Vercel got breached through an AI tool (yes, the irony). React Server Components have a one-request DoS exploit. And HeyGen shipped an open-source framework that lets AI agents render video from plain HTML. 7 updates, all shipping now. Which one changes your workflow the most? Your interviews test the same structured thinking. Practice front end problem-solving at GreatFrontEnd: https://lnkd.in/g-yUeTkC #FrontEnd #JavaScript #WebDevelopment #ClaudeCode #Superpowers #ReactJS #GreatFrontEnd

Next.js 16.2 just dropped and the focus on AI is undeniable. The new agent-ready scaffold in create-next-app is a game changer for anyone building with LLMs. It handles the boilerplate for browser log forwarding so you can debug agent-driven UI in real time. If you are still setting up your AI routes manually, it is time to upgrade. What is your first impression of the new AI-ready architecture?  #Nextjs #WebDev #AI #JavaScript

Behind the Screen – #48 Do you know? Handling #asynchronous data in apps is not just about #promises. #RxJS introduces Observables. #Observables let you work with streams of data over time. For example: 👉 API responses   👉 User inputs (clicks, typing)   👉 Real-time updates  With RxJS, you can: 👉 Transform data (map, filter)   👉 Combine multiple streams   👉 Handle async operations easily   👉 Manage events in a clean way  Unlike promises, Observables can emit multiple values and be controlled or cancelled. That’s why #Angular uses RxJS heavily for handling data and events. 🔥 RxJS helps you manage async complexity in a structured way. #rxjs #angular #javascript #frontend #techfacts

I used to spend 30% of my time on boilerplate. Now I spend it on thinking. A year ago I was manually wiring up Redux slices, writing the same fetch wrappers, copy-pasting TypeScript interfaces. Today my setup: Cursor + Claude Code as co-pilot, React + Next.js, full type-safety from DB to UI. The boring parts? Gone. What’s left is the actual craft — architecture decisions, component design, performance trade-offs. Frontend in 2026 isn’t easier. It’s different hard. Less “how do I write this” and more “how should this system behave.” If you’re still treating AI tools as fancy autocomplete - you’re leaving a lot on the table. What part of your workflow did AI change the most? #Frontend #React #TypeScript #WebDev #DeveloperTools

One file changes how Claude Code works forever. Without it, Claude starts from zero every single session. Most developers skip CLAUDE.md entirely. Then wonder why their AI output is inconsistent, generic, and keeps ignoring their conventions. Here is exactly what goes in it: Tech stack — What you are building with. React, Next.js, Supabase, whatever it is. Claude needs to know before it suggests anything. Naming rules — camelCase, kebab-case, component naming patterns. State them once. Never repeat them again. Folder structure — Where things live in your project. Claude stops guessing and starts placing files correctly. Decisions already made — Architecture choices, patterns you are following, approaches you already ruled out. Code style preferences — TypeScript only, no console.log in production, specific linting rules. The one rule that matters most: Keep it under 2,000 words. Too long and Claude starts summarising loosely instead of reading carefully. Tight and specific beats long and vague every single time. CLAUDE.md vs Skills: CLAUDE.md loads every session. Use it for what matters every time. Skills load on demand. Use them for optional instructions that only apply to specific tasks. A bloated CLAUDE.md is worse than no CLAUDE.md. Claude ignores what it cannot fully process. Are you using CLAUDE.md in your projects right now? Drop Yes or No in the comments. #ClaudeCode #AIAutomation #BuildWithAI #AgenticAI #AIFLOXIUM

The "Compiled Platform" Era: What’s New in React 2026 🚀 React is no longer just a UI library; it’s a build-time engine. The shift from runtime reconciliation to static analysis is officially complete. Here are the technical highlights of the 2026 feature set: 1. The React Compiler (Stable) The manual "Memoization Tax" is gone. The compiler performs deep Static Analysis on your AST to inject memoization at the expression level. Impact: useMemo and useCallback are now legacy. The Catch: It enforces Component Purity. Any mutation of props or side effects in the render body will trigger a compiler bail-out. 2. The use() Hook & Suspense We’ve moved away from useEffect for data orchestration. Async Unwrapping: You can now pass a Promise directly to use(promise). Flexible Context: Unlike traditional hooks, use(Context) can be called conditionally inside if blocks or loops, significantly flattening component trees. 3. Native Server Actions & useActionState The "API Layer" is thinning. Server Actions are now the standard for data mutations. Declarative Forms: Using useActionState, React automatically manages pending states, optimistic UI updates, and server-side validation errors without manual loading state variables. 4. Simplified "Ref" & Metadata API Ref as a Prop: forwardRef has been deprecated. ref is now a standard prop, simplifying higher-order component patterns. Native Hoisting: Built-in support for <title>, <meta>, and <link> allows for declarative metadata management anywhere in the tree, with automatic hoisting to the document head. The 2026 Verdict: We’ve traded "Manual Optimization" for "Architectural Rigidity." The platform is faster and leaner, but it requires developers to be more disciplined about functional purity than ever before. #ReactJS #FrontendEngineering #ReactCompiler #WebPerformance #SoftwareArchitecture #JavaScript2026

Dev anxiety never left. Just rebranded. 2021: Wake up, A new JavaScript framework dropped. 2026: Wake up, A new AI model dropped. Different year. Same panic. 🫠

I used to spend hours on Edge computing with Cloudflare Workers and Deno Deploy tasks. Then I tried vibe coding — letting AI handle the scaffolding while I focused on design. Result: 3x faster prototyping, same code quality. The workflow: 1. Describe the architecture in plain English 2. AI generates the boilerplate 3. I review, refactor, and optimize 4. Ship in days instead of weeks The developers who will thrive in the next 5 years aren't the ones who type the fastest. They're the ones who think the clearest. Have you tried AI-assisted development? What was your experience? #WebDevelopment #TypeScript #Frontend #JavaScript

I used to spend hours on Full-stack TypeScript with tRPC — end-to-end type safety tasks. Then I tried vibe coding — letting AI handle the scaffolding while I focused on design. Result: 3x faster prototyping, same code quality. The workflow: 1. Describe the architecture in plain English 2. AI generates the boilerplate 3. I review, refactor, and optimize 4. Ship in days instead of weeks The developers who will thrive in the next 5 years aren't the ones who type the fastest. They're the ones who think the clearest. Have you tried AI-assisted development? What was your experience? #WebDevelopment #TypeScript #Frontend #JavaScript

Someone spent three months trying to make AI agent swarms work. The answer turned out to be something they already had: a folder. CLAUDE.md, convention docs, runbooks, specialised agents. Point a model at the folder and it inherits everything. No orchestration framework, no protocol. 44 agents, each one just a folder. Slim week for Rails-specific content, so this issue goes wider. Sometimes that's more interesting. Here's what caught my eye: 🧪 A testing anti-pattern most of us are guilty of: setup data that drowns the signal. If half the numbers in your test are arbitrary, your test is harder to understand than it needs to be. A simple builder helper fixes it. 📅 JavaScript's Temporal API is finally landing. Dates and times are no longer terrible. TypeScript v7 is getting a Go-based compiler for ~10x speed. Node, Deno, and Bun all support TypeScript natively now. Worth knowing what's happening next door. 📂 "The folder is the agent." The simplest, most practical framing I've seen for AI-assisted development. No swarms, no orchestration layers. Just context. 🖼️ HTML's `<dialog>` and `popover` are Baseline now. Focus trapping, backdrop rendering, top-layer promotion, light-dismiss. If you're still reaching for a JS library to handle modals, it's worth reconsidering. Full issue with takeaways: https://lnkd.in/eN6tsaTd What's your approach to keeping up with the JavaScript ecosystem when you're primarily a Rails developer? Or do you just not bother? #RubyOnRails #JavaScript #Testing #AIAgents #WebDev