Journal · Developer Experience

What Is a Feature Flag? A Working Engineer's Guide

A feature flag is a runtime conditional that separates deploying code from releasing it. Here are the four types, a safe rollout sequence, and how to avoid flag debt.

What Is Trunk-Based Development and Why Teams Switch

Trunk-based development is a branching strategy where every developer merges to a single shared branch daily. No long-lived branches, no merge-day chaos, no Gitflow overhead.

What Is an SLO? A Practical Guide for Engineering Teams

An SLO defines how reliable your service needs to be, measured and tracked by your own team. Here is what that means in practice, from setting the target to managing the error budget.

Objective Summary: Definition and How to Write One

An objective summary captures facts without judgment or opinion. For developers, this covers PR descriptions, ADRs, post-mortems, and meeting notes. Here is what that means in practice.

What Is Vibe Coding, and What It Costs Your Team Later

Andrej Karpathy coined vibe coding in 2025. By 2026, 92% of developers use AI tools daily and 41% of all code is AI-generated. Here is what that costs.

AI Technical Debt Is Two Debts Your Team Is Not Tracking

AI technical debt is not just duplicated code. It is the gap between how fast AI generates and how well your team still understands the system.