data preprocessing jobs in 2026 — demand, top roles hiring, and related skills
As of 2026-05-23, data preprocessing appears in 478 job postings indexed by Skillenai over the past 90 days — most often required for AI Data Specialist roles, with demand down 60% vs the prior 4 weeks.
Last updated · 90d ending 2026-05-23
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Frequently asked questions about data preprocessing
+Is data preprocessing in demand in 2026?
Yes. data preprocessing appears in 478 job postings indexed by Skillenai over the 90 days ending 2026-05-23, with demand down 60% vs the prior 4 weeks. It is most often required for AI Data Specialist roles (14% of AI Data Specialist postings list it).
+What jobs require data preprocessing?
According to the Skillenai jobs index over the 90 days ending 2026-05-23, the job titles most likely to require data preprocessing are AI Data Specialist (14% of postings list data preprocessing), Machine Learning Engineer (13% of postings list data preprocessing), Data Scientist (10% of postings list data preprocessing).
+What skills are commonly paired with data preprocessing?
Across job postings indexed by Skillenai (90 days ending 2026-05-23), data preprocessing most often appears alongside machine learning, Python, PyTorch, model evaluation, TensorFlow.
+Where is data preprocessing most in demand?
As of 2026-05-23, the metro areas posting the most jobs requiring data preprocessing are San Francisco, London, Bengaluru, New York City, Singapore, according to the Skillenai jobs index.
+How can I keep up with new data preprocessing content and jobs?
Skillenai indexes news, blog posts, and research papers mentioning data preprocessing alongside the jobs index. You can subscribe to a daily email digest of new data preprocessing content from your Skillenai account.
Weekly job postings requiring data preprocessing — last 90 days
Job titles most likely to require data preprocessing
| Role | Postings mentioning | % requiring |
|---|---|---|
| AI Data Specialist | 67 | 14.0% |
| Machine Learning Engineer | 63 | 13.2% |
| Data Scientist | 48 | 10.0% |
| AI Engineer | 31 | 6.5% |
| ML Engineer | 26 | 5.4% |
| Software Engineer | 20 | 4.2% |
| Product Manager | 10 | 2.1% |
| Data Engineer | 8 | 1.7% |
| AI/ML Engineer | 7 | 1.5% |
| Research Engineer | 7 | 1.5% |
Top metros hiring for data preprocessing
| Name | Postings | Share |
|---|---|---|
| San Francisco | 30 | 27.0% |
| London | 15 | 13.5% |
| Bengaluru | 13 | 11.7% |
| New York City | 12 | 10.8% |
| Singapore | 10 | 9.0% |
| Santa Clara | 9 | 8.1% |
| Paris | 8 | 7.2% |
| Seattle | 8 | 7.2% |
| Colorado Springs | 6 | 5.4% |
Skills commonly paired with data preprocessing
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How this was computed
Counts derive from the Skillenai jobs index over the 90 days ending 2026-05-23. Skills are resolved against the Skillenai canonical taxonomy, so the same entity is counted whether a posting writes 'Python', 'Python 3', or 'python'. Pages refresh weekly (or daily for the top-50 most-requested skills).
- source
- Skillenai jobs index, deduplicated daily
- entity_id
- 92ec55956bc9effe
- data_as_of
- 2026-05-23
- window_days
- 90
The demand, skills, and geo numbers on this page come from the same Skillenai labor market index that powers our API. Use it for compensation benchmarking, hiring-competition analysis, and skill-adoption tracking.
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