Engineering Insights & Guides

Want better AI outputs? Try context engineering.

Learn how custom instructions, reusable prompts, and custom agents help GitHub Copilot deliver more accurate results.

Christina Warren·January 12, 2026AI & ML

CSS at Scale With StyleX

Build a large enough website with a large enough codebase, and you’ll eventually find that CSS presents challenges at scale. It’s no different at Meta, which is why we open-sourced StyleX, a solution for CSS at scale. StyleX combines the ergonomics of CSS-in-JS with the performance of static CSS. It allows atomic styling of components […]

CWChris Wiltz·January 12, 2026Career & Teams

UX And Product Designer’s Career Paths In 2026 — Smashing Magazine

How to shape your career path for 2026, with decision trees for designers and a UX skills self-assessment matrix. The only limits for tomorrow are the doubts we have today. Brought to you by Smart Interface Design Patterns, a **friendly video course on UX** and design patterns by Vitaly.

Vitaly Friedman·January 12, 2026Design & UX

Building the Universal Commerce Protocol (2026) - Shopify

Under the hood of UCP: the open protocol powering agentic commerce, enabling AI agents to discover, negotiate, and transact with any merchant.

SEShopify Engineering·January 11, 2026AI & ML

Light waves, rising tides, and drifting ships: Game Off 2025 winners

Out of more than 700 games submitted to Game Off 2025, these ten winners stand out for creativity, craft, and bold interpretations of the WAVES theme. All are free to play, with source code available to explore.

Lee Reilly·January 10, 2026Engineering

Why AI is pushing developers toward typed languages

AI is settling the “typed vs. untyped” debate by turning type systems into the safety net for code you didn’t write yourself.

Cassidy Williams·January 8, 2026AI & ML

A data model for Git (and other docs updates)

JEJulia Evans·January 8, 2026Engineering

Penpot Is Experimenting With MCP Servers For AI-Powered Design Workflows — Smashing Magazine

[Penpot](https://penpot.app/?utm_source=SmashingMagazine&utm_medium=Article&utm_campaign=MCPserver) is experimenting with MCP (Model Context Protocol) servers, which could lead to designers and developers being able to perform tasks in Penpot using AI that’s able to understand and interact with Penpot design files. Daniel Schwarz explains how [Penpot MCP](https://github.com/penpot/penpot-mcp) serv

Daniel Schwarz·January 8, 2026AI & ML

Pivoting Your Career Without Starting From Scratch — Smashing Magazine

Most developers spend their days fixing bugs, shipping features, and jumping into the next sprint without even thinking about it. After a while, you begin to ask yourself, “Is this still what I want to be doing?” This article looks at how you can move into a new direction in your career without starting from scratch, and how the skills you already use, like problem-solving, communication, and empa

Joas Pambou·January 7, 2026Career & Teams

How we made v0 an effective coding agent

v0’s composite AI pipeline boosts reliability by fixing errors in real time. Learn how dynamic system prompts, LLM Suspense, and autofixers work together to deliver stable, working web app generations at scale.

VVercel·January 7, 2026AI & ML

A closer look at a BGP anomaly in Venezuela

There has been speculation about the cause of a BGP anomaly observed in Venezuela on January 2. We take a look at BGP route leaks, and dive into what the data suggests caused the anomaly in question.