57 AI training jobs for maths and science experts in Spain

As of 20 October 2026, these 57 open roles include 19 distinct postings that state an hourly rate. Their median is $65/hr, the typical range $40–90/hr, and the top 10% pay $100/hr or more. "Up to" rates aren't counted.

Right now most of these roles are on Alignerr, Invisible, Rise Data Labs, Anyone AI and RemoExperts. We check every platform's job board every hour.

27 of these roles are open worldwide. The countries accepted most often are Spain, United Kingdom, France, Brazil, Germany and United States. Use the Country filter to see only roles you can take where you live.

Flexible hours is the most common arrangement, at 17 of 57 roles. Nearly all are remote and paid as a freelancer or contractor.