Skill Demand Index
JavaScript / TypeScript — Demand & Depth Analysis
Based on 6 scored job postings out of 4,989 total. Depth levels reflect actual proficiency tiers, not just keyword presence.
0.1%
Demand Rate
L5
Median Depth
17%
Gap Rate
6
Jobs Analyzed
Expert
Most employers want JavaScript / TypeScript at architect level, not just familiarity.
Overview
What is JavaScript / TypeScript?
Market context for JavaScript / TypeScript in the current job market
JavaScript / TypeScript is required in 0.1% of scored job postings on ShouldApply, making it a growing skill in the current job market. Employers looking for JavaScript / TypeScript typically want candidates who can demonstrate real proficiency, not just surface awareness.
What the data shows for JavaScript / TypeScript:
- •Required in 0.1% of all scored postings — demand is growing as more employers add it to requirements
- •Employers typically expect L5 depth — architect-level, not just familiarity
- •Most demand comes from Software Engineering roles — 100% of all JavaScript / TypeScript jobs
What L5 means in practice:
L5 (Expert) means the employer expects someone who can architect systems around JavaScript / TypeScript, mentor teams, and make strategic decisions. This goes well beyond "I’ve used it before."
This means employers aren't looking for someone who has used JavaScript / TypeScript 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 17% means most candidates have adequate JavaScript / TypeScript proficiency. To stand out, aim for L4-L5 depth with concrete evidence.
Which roles need JavaScript / TypeScript most:
Software Engineering positions drive 100% of demand. Skills commonly paired with JavaScript / TypeScript include Node.js and Full-stack Dev Exp..
Depth Level Distribution
Proficiency Distribution
How candidates match JavaScript / TypeScript requirements across 6 scored evaluations
Average depth: L4.3·Median depth: L5.0
Salary Correlation
Pay Impact
How JavaScript / TypeScript affects compensation based on postings with disclosed salary data
Without JavaScript / TypeScript
$140K
Median $131K
1364 jobs
Skill Demand Insight
“JavaScript / TypeScript appears in 0.1% of all scored jobs.”
From 6 scored job postings
Skill Pairings
Commonly Paired Skills
Other skills that frequently appear alongside JavaScript / TypeScript
Role Breakdown
Top Role Categories
Job categories most likely to require JavaScript / TypeScript
Gap Analysis
Gap Rate Explained
How often JavaScript / TypeScript is identified as a skill gap (L0–L1) in scored applications
Low gap rate — most candidates are reasonably qualified
When JavaScript / TypeScript appears in a job's requirements, 17% of scored applicants received an L0 or L1 (missing or minimal).
Frequently Asked Questions
See how you stack up against JavaScript / TypeScript job requirements
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