Spanish Annotation Expert - Fully Remote | Upto $18/hr

Mercor; San Francisco (CA); Hybrid; MXN 299,000 - 449,000; Full time

Job summary

Mercor connects elite creative and technical talent with leading AI research labs. We seek a remote AI Session Annotator fluent in Mexican Spanish to review sessions, assess accuracy against video, and document evidence-based annotations.

Requirements include native Mexican Spanish, professional English reading, an Android phone with camera/mic, and experience in data annotation or linguistic QA. Immediate start with high-volume work through late August.

Qualifications

• Native or native-level Mexican Spanish, spoken and written.
• Professional English reading comprehension.
• An Android phone with a working camera and microphone.
• Attention to detail and consistent rubric application.

Responsibilities

• Review recorded sessions where users interact with an AI assistant via voice and camera.
• Score sessions on visual interpretation, accuracy, relevance, and response timing.
• Evaluate the assistant's use of spatial and directional language and its warnings on health, safety, or financial security.
• Write detailed comments supporting each score with evidence from the session.
• Capture conversation turns in the intake form.

Skills

Attention to detail

Spanish (Mexican)

English reading

Tools

Android phone

Job description

About the job

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: AI Session Annotator (Mexican Spanish)
Type: Contract
Compensation: $12–$18/hour
Location: Remote

Role Responsibilities

Review recorded sessions where users interact with an AI assistant via voice and camera. Compare assistant responses with visible video content, identifying hallucinated or fabricated details. Score sessions on visual interpretation, accuracy, relevance, and response timing. Evaluate the assistant's use of spatial and directional language and its warnings on health, safety, or financial security. Write detailed comments supporting each score with evidence from the session. Capture conversation turns in the intake form.

Qualifications

Must-Have

Native or native-level Mexican Spanish , spoken and written. Clear, precise written Spanish. An Android phone with a working camera and microphone. Attention to detail and consistent rubric application. Professional English reading comprehension.

Preferred

Experience in data annotation, linguistic QA, content moderation, or AI model evaluation. Training in linguistics, translation, or interpreting. Ability to recognize non-Mexican Spanish registers.

Start Date

Immediate ; high volume of work expected between 26 to 31 Aug .

Application Process (Takes 20–30 mins to complete)

Submit your resume or relevant background. Complete a short calibration task on sample sessions, assessed on scoring consistency and comment usefulness.

Resources & Support

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