Mortgage Underwriter - Freelance AI Trainer

Mindrift • Barcelona, Catalonia, Spain • Posted June 24, 2026

Location Barcelona, Catalonia
Job Type Part time
Category Financial Specialists
Posted June 24, 2026

Please submit your CV in English and indicate your level of English proficiency. 

Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment.

What this opportunity involves

While each project involves unique tasks, contributors may:

  • Evaluate AI-generated mortgage underwriting decisions across loan types (conforming, jumbo, FHA, VA, cash-out refinance);
  • Create test cases involving qualifying income calculations for self-employed borrowers using Schedule C, K-1, and Schedule E;
  • Draft and audit conditional approval letters and adverse action notices for Reg B / ECOA compliance;
  • Distinguish Fannie Mae / Freddie Mac selling guide rules from lender overlays in jumbo and non-conforming loan scenarios;
  • Document problem ...

Interested in this role?

Click the button below to start your application.

Apply Now