Time Served

There is no such thing as a senior engineer. There are great engineers, average ones, and bad ones — there always have been — and not one of those three words is "senior." Seniority measures exactly one thing, and it is not skill. It measures time served: how many years a person managed to sit inside a corporation without getting fired, without unsettling a manager, without doing anything memorable enough to be risky. It is a tenure of compliance, priced and titled like an accomplishment.

Watch what actually earns the promotion. Not the best code — the best code is frequently written by someone who will never get the title, a sixteen-year-old on a summer break who learned more in three months than the org learned in three years. What earns "senior" is survival: showing up, waking to the alarm, putting the company's interest ahead of your own every single morning, not irritating the people above you, and repeating that for enough consecutive years that HR runs out of reasons to withhold the word. Senior is not a skill certificate. It is a loyalty certificate. It certifies, precisely, that you can be managed.

Which is why, given enough time, nearly every midwit reaches it. That isn't an insult; it's the mechanism. The rank was designed to be reachable by anyone with median ability and above-median tolerance for the ritual — the standups, the retros, the meetings held to schedule the meetings. Grind through enough cycles of quiet self-effacement without getting fired and the ladder deposits you at "senior" whether or not you ever got good. The title flows to the people who optimized for keeping it, not the people who optimized for the work. Those are rarely the same people.

Strip the corporate vocabulary off and the real distribution has nothing to do with years. There are high-agency people who build things because they can't not, there are people who do exactly the minimum the org will tolerate, and there is a large, comfortable middle that performs competence in meetings and produces very little between them. Junior and senior are a costume laid over the top of that — a fake axis, like arguing left versus right when the actual split is builder versus passenger. The years-served number tells you how long someone lasted. It tells you nothing about which of the three he is.

And here is what turns the whole vocabulary suddenly urgent instead of merely tiresome: the thing the ranks were built to organize is evaporating. One high-agency person with current tools now ships what used to take a team — frontend and backend, native mobile, desktop across three operating systems, real-time video pipelines, the work that used to demand separate specialists and a quarter of planning, done over a weekend by one person who simply felt like it. The arithmetic the ranks were papering over is now impossible to hide: you need two or three genuinely capable people, not fifty.

And everyone inside knows. The manager knows. The manager's manager knows — some of them are quietly panicking about it in one-on-ones. The CTO knows. The fifty know. Engineering as a mass profession of interchangeable seat-fillers is ending, and the entire building has silently agreed not to say so, because the first person to say it out loud is volunteering to be the first one cut. So they play pretend. They hold the ceremonies, assign the tickets, perform the busyness, keep the org chart warm. The emperor is naked and the whole court is complimenting the tailoring, because the tailor's mortgage and every courtier's mortgage is riding on the lie.

The comfortable middle is where the pretending runs thickest, because it has the most to lose and the least to show. When the tool does the thing the middle used to be paid for — competently, instantly, for pennies — the middle's remaining job is to look busy convincingly. Attend the meeting. Nod at the roadmap. Drag the ticket to the next column. It is performance art now, staged for an audience of managers who also know it is performance art and also cannot say so, because they are in the same play, one row up, reading from the same script.

There is a strange dignity available to the few who see it plainly, and it is the exact opposite of seniority. The job is no longer to be the smartest thing in the room; the smartest thing in the room is the model now, and it is not close. The job is to be the person with enough agency and enough taste to aim something far more capable than yourself at the right target — to manage an intelligence you cannot out-think, the way a founder once had to lead engineers objectively smarter than him and still ship the thing. That skill has no relationship to how many years you served. Some sixteen-year-olds already have it. Some twenty-year "seniors" never will, and are about to discover which.

So the ranks are about to be graded by reality instead of by tenure, and reality does not care how many years you avoided getting fired. Seniority was always time served — a sentence you completed, not a summit you climbed — and the value of a completed sentence is being marked to market at roughly zero. The badge will say what it always said: that you were compliant, and patient, and here a long time. The only question left is the one it was designed to never ask — whether you were ever any good — and for the first time the building is about to find out, all at once, out loud.