Skill Demand Index

Javascript — Demand & Depth Analysis

Based on 11 scored job postings out of 4,698 total. Depth levels reflect actual proficiency tiers, not just keyword presence.

0.2%

Demand Rate

L2

Median Depth

27.3%

Gap Rate

11

Jobs Analyzed

L264% of postings

Basic

Most employers want Javascript at basic competency with practical application.

Overview

What is Javascript?

Market context for Javascript in the current job market

Javascript is required in 0.2% of scored job postings on ShouldApply, making it a growing skill in the current job market. Employers looking for Javascript typically want candidates who can demonstrate real proficiency, not just surface awareness.

What the data shows for Javascript:

  • Required in 0.2% of all scored postingsdemand is growing as more employers add it to requirements
  • Employers typically expect L2 depthfoundational knowledge with practical application
  • Most demand comes from Software Engineering roles45% of all Javascript jobs

What L2 means in practice:

L2 (Basic) means you’ve built small things with Javascript — personal projects or bootcamp work. Employers accept this for junior roles.

This means employers aren't looking for someone who has used Javascript once or twice. They want evidence of professional application — shipped work, measurable outcomes, and the ability to operate independently.

Common skill gaps:

The gap rate of 27.3% means a notable portion of candidates fall short on Javascript. Addressing this gap directly in your application materials gives you an edge.

Which roles need Javascript most:

Software Engineering positions drive 45% of demand. Other and Marketing also frequently list Javascript as a requirement. Skills commonly paired with Javascript include React and HTML.

Depth Level Distribution

Proficiency Distribution

How candidates match Javascript requirements across 11 scored evaluations

L0 — Missing
0% (0)
L1 — Minimal
27% (3)
L2 — Basic
64% (7)
DOMINANT
L3 — Proficient
0% (0)
L4 — Advanced
9% (1)
L5 — Expert
0% (0)

Average depth: L1.9·Median depth: L2.0

Salary Correlation

Pay Impact

How Javascript affects compensation based on postings with disclosed salary data

Without Javascript

$140K

Median $132K

1261 jobs

Skill Demand Insight

Javascript appears in 0.2% of all scored jobs.”

From 11 scored job postings

Skill Pairings

Commonly Paired Skills

Other skills that frequently appear alongside Javascript

Role Breakdown

Top Role Categories

Job categories most likely to require Javascript

Gap Analysis

Gap Rate Explained

How often Javascript is identified as a skill gap (L0–L1) in scored applications

27.3%

Moderate gap rate — many candidates lack this skill

When Javascript appears in a job's requirements, 27.3% of scored applicants received an L0 or L1 (missing or minimal).

A high gap rate signals strong hiring leverage for candidates who have it. A low gap rate means the skill is table stakes: not having it is a disqualifier.

Frequently Asked Questions

Is Javascript in demand in 2026?

Yes. Javascript appears in 0.2% of scored job postings on ShouldApply, making it a growing skill in the current market. Based on 11 analyzed jobs, demand is steady across multiple role types.

What level of Javascript do most jobs require?

The median required depth is L2. Many positions accept basic to intermediate proficiency.

Does knowing Javascript increase salary?

Salary data for Javascript is still accumulating.

What other skills pair with Javascript?

The most common pairings are React, HTML, C#, SQL, SEO. Strengthening these alongside Javascript improves your fit across more positions.

What roles need Javascript the most?

Top roles: Software Engineering, Other, Marketing, Product Management. Software Engineering positions have the highest demand at 45% of all Javascript jobs.

How do I improve my Javascript level?

L1→L2: online courses and personal projects. L2→L3: daily professional use and shipped work. L3→L4: mentoring others and optimizing processes. L4→L5: architecture decisions, open source contributions, or published work.

See how you stack up against Javascript job requirements

ShouldApply scores your profile against each skill at the depth level jobs actually need.

Analyze my Javascript gaps →

See how your depth compares to what employers actually require

All Skills · Roles · Companies · Browse Jobs