What the role actually is, how to get hired, and how it differs from the roles it's confused with — written from the hiring side of the table.
The role every AI company suddenly wants — explained without the buzzwords. What FDEs actually do, why the demand exploded, and how the job differs from a normal software engineer.
Read the guide →What FDE interviews actually score, the common reasons strong candidates get rejected, and how to position experience you already have.
Read the guide →Four overlapping titles, one useful axis to tell them apart, and how to know which role a job posting really means.
Read the guide →The four stages of an FDE interview, the questions actually asked at each one, how answers are scored, and a step-by-step prep plan.
Read the guide →Almost nobody has "FDE experience" — the title is too new. How to get hired anyway, by reframing the engineering you've already done and building one piece of proof.
Read the guide →Half hard engineering, half field skills — the actual FDE skill set, from shipping fast and the AI/LLM layer to communication and owning ambiguity, and which parts interviewers weigh most.
Read the guide →What an FDE actually does hour by hour — morning discovery, midday building, afternoon deploying and demoing, and the ongoing work of translating the field back to product.
Read the guide →The honest case — leverage, pay, and growth — plus the real trade-offs and who the role isn't for.
Read the guide →No — and no interviewer asks for one. Why the certificate doesn't exist, what counts as proof instead, and how to judge the FDE training that does exist.
Read the guide →For the other chair — the three signals that predict field success, the loop that surfaces them, the red flags, and two candidates from real loops.
Read the guide →The most winnable stage of the loop — what the brief looks like, what reviewers check in order, the README that carries half the score, and the four traps.
Read the guide →Not "design Twitter" — integration design at customer scale. The real questions, the AI/LLM layer, and how answers are scored.
Read the guide →The round almost nobody prepares for. The scenarios, the four-move loop that passes it, and the behaviors that fail it.
Read the guide →Six recurring probes for ownership and ambiguity, what each one is listening for, and the answers that quietly end interviews.
Read the guide →What the role is responsible for, the requirements that actually predict success, a copy-paste JD template, and the alternate titles the role hides under.
Read the guide →Grab the free field guide — the fastest way to understand the FDE role and whether it's for you.