You know the story. You tried Emacs. You went through the tutorial, used it for a week, hit a wall, and went back to your comfortable editor. Maybe you did this twice. Maybe five times, like the author of this book.

And yet here you are again, thinking about Emacs. That is not a coincidence.

Emacs for Life is written by someone who understands that frustration from the inside. Not a theoretical guide — a practical, honest walkthrough from a working software engineer who kept returning to Emacs until it finally stuck, and has used it daily ever since.

Think of it like IKEA furniture. The boxed version arrives, you assemble it yourself, and because you put it together piece by piece, you understand every joint and you care for it differently than something pre-built. This book takes you through that assembly. Vanilla Emacs first. Your configuration, your choices, only what you actually need — nothing more.

In seven chapters and seven hands-on workshops, you will build:

• A clean, fast Emacs setup configured exactly to your taste
• A development environment with completions, real-time error checking, jump-to-definition, and full Git integration via Magit
• An org-mode system for tasks, notes, planning, and meeting summaries
• A working AI integration — Claude, GPT-4, or a private local model via Ollama — without ever leaving your editor

Emacs costs nothing. No subscription, no paid upgrade, no vendor lock-in. It runs on every OS you will ever use, with the same configuration, the same keystrokes, the same behavior. Every hour you invest in it is yours to keep.

The goal of this book is simple: by the last page, you will finish your work day inside Emacs. Not just editing code — thinking, planning, communicating, and letting AI assist you, all from one keyboard-driven environment that you built and understand completely.

You have tried the easy path. This is the better one.

Take the Course

Want to go further? The companion course turns this book into a guided learning path with chapter quizzes, a final exam and a certificate of completion: Emacs for Life: The Course

Software Engineer is the career guide Joel Bryan Juliano wished existed when he started in 2004. Not another coding tutorial — a map of the profession: what the job actually demands, how to get hired without sabotaging yourself in interviews, how to build and operate production systems that don't wake you at 3 AM, how to grow from junior to senior without stalling or burning out, and what the profession's ethical obligations demand of you in an era of AI-assisted engineering. Drawn from twenty-two years of production engineering across the Philippines, Singapore, the United States, and the Netherlands — including the parts that did not go as planned.

The book covers the full arc in five parts. Part 1 dismantles the gap between the job description and the actual job — production systems, the ownership mindset, and why autonomy and accountability are the same transaction. Part 2 is the interview preparation most books never attempt: how to read job descriptions, what technical interviewers are actually testing beneath the surface questions, and the specific failure modes — with real interview feedback — that end offers for qualified candidates. Part 3 covers the first ninety days, production system architecture, incident response, and why communication is an engineering skill. Part 4 is the career arc: junior to senior, mentoring, influence without authority, building in public, and navigating layoffs and setbacks. Part 5 steps back to the profession itself — the ACM Code of Ethics and what it demands of engineers building systems other people depend on, applied directly to the urgent question of AI-assisted engineering in 2026. Two appendices provide a hiring process checklist and a career review template.

Take the Course

Want to go further? The companion course turns this book into a guided learning path with chapter quizzes, a final exam and a certificate of completion: Software Engineer: The Course