Payroll Specialist - Madrid

Honest Greens; Madrid; Remote; EUR 68,000 - 86,000; Part time

Job summary

Mercor seeks an Human Resources Expert, Spanish for AI training, to work remotely on a contracted basis in Spain. The role focuses on training AI agents in HR processes, including evaluation, Spain-specific payroll and labor laws, and collaboration with AI research teams.

The ideal candidate has 5+ years in HR, fluent Spanish, and a degree from a top-20 Spanish university. This contract runs Oct 23 to Nov 19, with ~21 hours per week, supporting remote AI training initiatives.

Qualifications

• 5+ years in HR (business partnering, employee relations, compensation, or talent).
• Native or fluent in Spanish.
• Degree from a top-20 university in Spain.
• Knowledge of the Estatuto de los Trabajadores, collective agreements, Social Security, and Spanish payroll.

Responsibilities

• Train and evaluate AI agents on HR tasks.
• Build workspaces and files to simulate HR environments.
• Write prompts and create grading rubrics based on HR practices in Spain.
• Collaborate with AI research teams to improve task accuracy and relevance.
• Work independently and asynchronously to meet deadlines.

Skills

HR

Spanish fluency

Education

Degree from a top-20 university in Spain

Job description

Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey.

Position: Human Resources Expert, Spanish (Spain) - AI Training
Type: Contract
Compensation: $60/hour
Location: Remote
Duration: Oct 23 to Nov 19
Commitment: 21 hours/week

Role Responsibilities

• Train and evaluate AI agents on realistic professional tasks in Human Resources.
• Build workspaces and files to simulate real HR environments.
• Write prompts and create grading rubrics based on HR practices in Spain.
• Collaborate with AI research teams to improve task accuracy and relevance.
• Work independently and asynchronously to meet project deadlines.

Qualifications

Must-Have

• 5+ years in HR (business partnering, employee relations, compensation, or talent).
• Native or fluent in Spanish.
• Degree from a top-20 university in Spain.
• Knowledge of the Estatuto de los Trabajadores, collective agreements, Social Security, and Spanish payroll.