The keyword check fails in interviews
When you read a job description, you naturally scan for terms you recognize. You've done that. You know what that is. The list looks familiar. You apply.
Then an interviewer asks you to walk through a specific example. And somewhere mid-answer you realize the difference between knowing what something is and having actually done it.
ATS optimization advice made this worse. The standard advice is to match keywords, mirror the language, add the terms. That is a strategy for getting your resume read. It is not a strategy for the conversation that follows.
Two levels you need to check
Job qualifications exist at two levels:
Claims are the things your resume says you can do. Most people do a solid job of matching their claim language to the job description. This is what keyword matching produces.
Evidence is the specific, named, dated experience that makes those claims defensible when tested. Hiring managers evaluate this level. The question behind every interview question is the same: show me the evidence.
The keyword check only addresses the first level. If you stop there, you are optimizing for getting the call while leaving the interview to chance.
The four honest verdicts
An honest fit assessment produces one of four results. None of them tell you not to apply. They tell you what you are working with before you walk into the room.
Your documented experience maps directly to what the role requires. The interview questions this job creates are ones you can answer with specifics.
Your background is adjacent. You haven't done the exact thing, but you've done the thing next door and can explain how the skills transfer. The gap is a positioning challenge, not a disqualifier.
Meaningful gaps exist between what the role requires and what your document shows. You can still apply, but you need to know what you are asking the interviewer to take on faith.
The core experience areas the role requires are not currently in your documented background. That is not a verdict on your capability. It is an honest read on the current evidence.
How to assess your own fit in 20 minutes
This is a structured exercise, not a gut-check while skimming the posting. It takes about twenty minutes done properly.
Read the job description and identify the three to five things the role actually requires. Skip the fifteen-item list at the bottom. Find the core requirements - the things that would make the hiring manager say no if missing.
For each requirement, find the specific experience on your resume that addresses it. Not bullets that gesture toward it. Not adjacent experience that sounds related. The actual evidence.
Ask yourself: if they asked me to walk through that experience in an interview, could I give a specific, named, dated example? That is the test. Not "do I know what this is" but "can I defend this in conversation."
Label each requirement: direct match, transferable, or gap. That is your fit picture. The gaps you find in step four are the questions you will be asked. Prepare them explicitly before you apply.
Step three is where most people discover they have been counting familiarity as evidence. That is a useful thing to learn before the interview, not during it.
What to do with the gaps you find
A gap is not automatically a reason not to apply. It depends on what kind of gap it is.