LinkedIn lets you list up to 50 skills, and most people fill the slot the wrong way. They dump every tool they ever touched, in no particular order, ending with twenty soft skills nobody endorses. The recruiter search ignores it, the algorithm treats them as a generalist, and the profile sits.

The skills section is one of the highest-leverage parts of a LinkedIn profile because it is searchable, weighted, and visible at a glance. Treating it as a tag list rather than a checklist changes the result.

What the LinkedIn skills section actually does

Three things happen behind the scenes when you fill out skills.

First, LinkedIn uses them as match signals for recruiter search. When a recruiter on LinkedIn Recruiter types Senior Product Designer and filters by skill Figma, profiles with Figma listed surface first. Profiles without it get pushed out of the result set entirely, not just down the ranking.

Second, the top three skills are pinned to the most-viewed part of your profile. They show up under "Top skills" right beneath the about section. A recruiter glancing for ten seconds sees those three before scrolling.

Third, endorsements stack on top of the listed skills. An endorsed skill carries more weight in LinkedIn's algorithm than a bare one, but only if the skill is listed in the first place. Endorsements on skills you never added do not exist.

Best skills to add on LinkedIn — the prioritisation order

Forget the 50 slots for a minute. Start with this question: what role do you want to be contacted about? The skills that match that role go first. Everything else is fill.

A working order:

1. Three pinned skills — the ones a recruiter typing your job title would filter by. For a backend engineer: Python, PostgreSQL, AWS. Not Problem Solving. Not Software Development. Specific, searchable, defensible.
2. Next 10–15 — the rest of your core stack and methods. Tools, frameworks, certifications. These are your "yes I can do that" skills, the ones an interviewer might open with.
3. Adjacent skills (5–10) — things you have worked with but would not lead with. Useful for matching searches you would not pop up in otherwise.
4. A few generic skills (3–5 max) — Project Management, Team Leadership, Mentoring. Some recruiters do search by these. More than five and you are diluting the signal.

Total: 25 to 35 skills. The full 50 is rarely worth it — past 35, you are listing things you have never actually used and the endorsements you do get cluster on the first 10 anyway.

Why the order of skills matters

LinkedIn lets you reorder skills, and the top three are pinned visibly to the profile. Most people leave the default order, which is reverse chronological by when you added them — so the random skill you added last Tuesday because a colleague endorsed it sits at the top.

Drag the three that match your target role to the top. Manually. Today. This single edit takes 90 seconds and is the highest-impact change you can make to the section.

Endorsements — how much they actually matter

Less than people think, more than zero. A skill with 50 endorsements does outrank one with 2 in LinkedIn's internal scoring, but only marginally. The bigger signal is whether the skill is listed at all, and whether it matches the recruiter's search filter.

Practical implication: do not stress about getting 99+ endorsements on every skill. A handful of endorsements from people in relevant roles (your manager, a senior peer, a client) outweighs a wall of endorsements from your second-degree network who do not know your work.

If you want to lift endorsements organically, endorse the people whose work you genuinely respect — most will reciprocate. The reciprocity is real but not symmetric, so do not treat it as a trade.

What to avoid putting in there

Some categories of skill are pure noise on LinkedIn:

• Common-sense "skills" — Microsoft Word, Email, Internet. These date the profile and signal nothing.
• Made-up framings — Strategic Thinker, Results-Driven Professional. Not actual skills, not searchable, not endorsable.
• Stacks you cannot defend — listing 12 programming languages when you are actively working in 2. Recruiters notice, interviewers test, and the gap shows up fast.
• Outdated tools — Flash, jQuery, Silverlight as top-line skills. Same dating problem as the CV equivalent.

The rule is the same as for a CV's skills section: if you would not want to be quizzed on it in a first call, do not list it.

A 10-minute audit you can run today

Open your profile on desktop, scroll to skills, and walk through this:

1. Count the listed skills. Under 15 means you are leaving recruiter search on the table. Over 40, you are diluting.
2. Look at the top three. Are they the skills you want to be contacted about? If not, reorder.
3. Spot the duds. Anything you have not used in 3+ years, or anything generic. Cut.
4. Check the match against a target role. Pull up a job posting you would apply to and check that the top required skills appear in your list, named the same way. If they say React.js, you say React.js, not React.
5. Endorse five people. Pick people whose work you know, endorse them for skills they actually have. Most will look at your profile within the week — and a fair share will return the endorsement.

The Postulit team works on a related problem in our LinkedIn-to-CV builder: how to translate a strong LinkedIn skills section into a CV skills section that survives ATS parsing. The skills you choose here travel; an extra hour of curation on LinkedIn pays off across every application you send.

Three searchable skills in your top slots beat 50 random ones. The math is not subtle.

Fix the section once, properly, and revisit it twice a year. That is more than enough to keep recruiter search working in your favour.