Data Engineer
Designs, builds, and maintains data pipelines and infrastructure for analytics and machine learning. Responsible for data ingestion, transformation, storage, and ensuring data quality and accessibility across the organization.
29 tracked skills · 6 core
Full Data Engineer skill breakdownData Scientist
Analyzes complex datasets to extract insights, build predictive models, and drive data-informed decision making. Combines statistical analysis, machine learning, and domain expertise to solve business problems.
29 tracked skills · 7 core
Full Data Scientist skill breakdownSalary snapshot
Data Engineer
$139,500/yr median
$86,240 – $204,000 (10th–90th percentile)
Source: O*NET OnLine (BLS Occupational Employment and Wage Statistics) (SOC 15-1243.00, 2025)
Data Scientist
$120,230/yr median
$67,240 – $199,130 (10th–90th percentile)
Source: O*NET OnLine (BLS Occupational Employment and Wage Statistics) (SOC 15-2051.00, 2025)
US market data (BLS/O*NET) — India-specific salary data coming soon.
8 skills both roles expect
These transfer directly if you switch between the two paths — but notice where the importance differs. Tap any skill to see why it matters.
| Skill | For Data Engineers | For Data Scientists |
|---|---|---|
| Python | Core | Core |
| SQL | Core | Core |
| Apache Spark | Core | Nice-to-have |
| AWS | Core | Important |
| Azure | Important | Nice-to-have |
| GCP | Important | Nice-to-have |
| Collaborationsoft | Important | Important |
| Hadoop | Nice-to-have | Nice-to-have |
Where the paths diverge
The skills each role expects that the other doesn't — this is the real cost of choosing one path over the other.
Only Data Engineers need
21 skills, 2 of them core