Engineering insights, tool updates, and developer ecosystem news.
Security headers protect your users from XSS, clickjacking, and data theft. Here are the headers that matter, what they do, and how to configure them correctly.
WebSockets are powerful but complex. For most real-time features, HTTP streaming, SSE, or even smart polling solve the problem with less infrastructure. Here is when to use each.
OAuth is straightforward in theory and treacherous in practice. Here are the security mistakes I see in almost every custom OAuth implementation and how to avoid them.
After running workloads on both Lambda/Vercel Functions and Docker containers, here is when each approach wins and when it fails dramatically.
Most code review comments are nitpicks about style. Here is how to write reviews that catch real bugs, teach patterns, and build team capability over time.
The App Router is powerful but different. Here is an honest assessment of migration benefits, costs, and whether your existing Pages Router app should switch.
Everyone knows technical debt is a problem. Nobody knows how to get time to fix it. Here are the strategies that got our debt reduction work prioritized and funded.
Password reset emails in spam folders destroy user trust. Here is how DNS records, content, and sending patterns determine whether your emails reach the inbox.
GraphQL subscriptions promise real-time data with elegant syntax. The reality involves connection management, scaling challenges, and tradeoffs most tutorials skip.
Monorepos solve code sharing and break dependency management. Here is how to handle versioning, hoisting, and conflicts without going insane.
Changing a live API is scary. Someone depends on every field, every behavior. Here are the versioning strategies that let us evolve without breaking existing integrations.
Feature flags seem simple — a boolean that enables or disables a feature. In practice, they involve targeting, gradual rollouts, and lifecycle management that most teams skip.
