Join OpenTrain AI to refine machine-generated Spanish (Mexico) transcriptions, add metadata, and flag cultural nuances for AI training datasets. Remote, entry-level contract work paying $10–$20 USD/hour with a typical commitment of 20+ hours/week.
Audio & Speech
100% Remote Hourly · $10–$20/hr
$10–$20/hr
Compensation
Worldwide
Eligibility
Entry
Experience
Jun 30, 2026
Posted
Open worldwide
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OpenTrain AI is the leading platform for people who build careers in AI training and data labeling. We connect skilled contributors with meaningful, paid projects that shape how modern AI systems learn and behave.
As the hiring and contracting organization for this role, OpenTrain AI provides the project, feedback, and payment — and supports contributors as they grow a durable freelance career in a fast-growing industry.
Why Work in AI Training
AI training (also called data labeling or annotation) is the human work behind every modern AI model: people prepare, correct, and evaluate the examples models learn from. This work is highly accessible, often remote-friendly, and a strong way to gain experience in AI-related projects.
Many contributors do this work part-time and remotely, choosing hours that fit their lives while directly influencing real AI behavior and quality.
The Role
OpenTrain AI is hiring Spanish (Mexico) audio transcription experts to review and refine machine-generated transcriptions, annotate recordings with metadata and tags, and surface errors and cultural nuances that affect dataset quality.
This is an entry-level, contract, part-time position intended for contributors who can commit 20+ hours per week and who are fluent in Mexican Spanish.
Position type: Contractor, part-time
Time requirement: 20+ hours/week
Work arrangement: 100% remote, open worldwide
Pay: Hourly, $10–$20 USD per hour
What You’ll Do
Your day-to-day work focuses on improving audio transcripts and enriching recordings with structured metadata to support higher-quality AI training datasets.
Correct and refine machine-generated Spanish (Mexico) transcriptions for accuracy and context
Annotate audio files with detailed metadata, speaker labels, and relevant tags
Identify and flag transcription errors, inconsistencies, and cultural or regional nuances
Deliver precise, consistent annotations that meet project guidelines and quality standards
Manage multiple transcription and annotation tasks remotely and communicate issues clearly
Requirements
Candidates must meet the core language and skill requirements below. All required details come from the project specification and are enforced to ensure dataset quality.
Fluent Spanish (Mexico) speaker with excellent grammatical command
Experience correcting machine-generated transcriptions and working with audio text
Ability to annotate recordings with metadata and relevant tags accurately
Strong attention to detail when identifying errors and cultural nuances
Clear written and verbal communication skills
Familiarity with diverse audio formats and common digital transcription tools
Helpful Background
These qualifications are not required but make a candidate more competitive and comfortable in the role.
Professional transcription or audio engineering experience
Prior work on language data projects, annotation tasks, or multicultural teams
Experience contributing to AI training or quality-assurance projects
How This Works
If selected, you'll receive project-specific guidelines and access to the annotation tasks. Work is delivered remotely and paid hourly through OpenTrain AI as a contractor.
You will be expected to follow annotation guidelines carefully, submit completed tasks on schedule, and participate in occasional quality reviews or feedback cycles.
Data type: Audio (transcription, text generation, classification tasks)
Tools: You will use digital transcription/annotation tools supplied or specified by the project (no specific software required in application)
Who Should Apply
Apply if you are a detail-oriented Mexican Spanish speaker who enjoys listening, editing text, and improving data quality. This role suits entry-level contributors ready to commit 20+ hours/week and earn hourly pay while gaining experience in AI training.
Open worldwide — no specific country restrictions
Ideal for freelancers, students, or professionals seeking part-time, remote contract work
OpenTrain AI is hiring native Spanish speakers in Mexico or Argentina to transcribe and label spoken audio for an ongoing project. Remote, part-time contractor work at $6.50/hr with a required commitment of at least 1 hour/day, Monday–Friday, for 1+ year.
Remote contract role reviewing AI-generated Spanish multi-speaker transcriptions, diarization, and timestamps for strict accuracy and metadata alignment; 20+ hours/week, worldwide, intermediate-level work for fluent Spanish reviewers with ASR/QA experience.
Contractor role reviewing Spanish (Spain) audio transcriptions and adding linguistic annotations — 20+ hours/week, paid $10–$20/hour. Join OpenTrain to help improve AI language models with precise, independent annotation work.