Remote Spanish-Speaking STEM AI Training Specialist

Zekai; United States; Remote; USD 34,000 - 69,000; Part time

Job summary

Zekai is seeking experienced scientists and engineers fluent in Spanish to help train and evaluate AI agents on realistic professional tasks. You will work in realistic digital workspaces, with documents, spreadsheets, email, chat and industry tools, to create and review the kinds of tasks you handle in your own job.

This is a 100% remote contract role about 21 hours per week, paid hourly, with a pilot running Oct 23 to Nov 19.

Qualifications

• Experience as a scientist or engineer in research or industry (master's or PhD a plus)
• Native or fluent in Spanish
• Bachelor's degree from a recognized institution in Spain
• Comfortable with quantitative analysis, technical documentation and data-heavy problem solving

Responsibilities

• Building workspaces: reviewing files, memos and records a real team would have for a project or case.
• Writing tasks: drafting realistic requests in your language that a colleague or client might send, grounded in local practice, regulations and terminology.
• Defining what good looks like: writing clear grading criteria and checking whether an AI agent's work would meet your professional standard.
• Reviewing AI work: going through an agent's step-by-step work, spotting mistakes such as wrong calculations, missed details or incorrect local rules, and correcting them.

Skills

Fluency in Spanish

Quantitative analysis

Technical documentation

Education

Bachelor's degree from a recognized institution in Spain

Job description

Zekai is seeking experienced scientists and engineers fluent in Spanish to help train and evaluate AI agents on realistic professional tasks. You will work in realistic digital workspaces, with documents, spreadsheets, email, chat and industry tools, to create and review the kinds of tasks you handle in your own job.

This is a 100% remote contract role about 21 hours per week, paid hourly, with a pilot running Oct 23 to Nov 19.