Looking for AI training or data labeling work that requires Spanish? These roles can connect language skills with the human review used to prepare and assess examples for AI systems. OpenTrain is the hiring organization for roles on OpenTrain. Candidates apply through OpenTrain, which may place or refer successful candidates to the client whose project they will support.
Use native-level Spanish, cultural judgment, and careful reasoning to evaluate sensitive AI content and help improve model safety. This remote contractor role offers $43-$47 per hour with a default commitment of 7 hours weekly.
Posted Sep 4, 2026
Use advanced scientific expertise and native-level Spanish to evaluate AI model responses for accuracy, safety, and responsible handling of dual-use information. This remote contractor role pays $58-$62 per hour for about 7 hours weekly.
Posted Sep 4, 2026
Review and correct Castilian Spanish audio transcripts, including word-level edits, formatting, and timestamps. This remote, part-time contract pays $10-$35 per hour and offers flexible work starting at 20 hours weekly.
Posted Sep 3, 2026
Review and refine Castilian Spanish audio transcripts for AI speech systems in a remote contract role paying $10-$35 per hour. Work 20+ hours weekly while applying your language expertise to precise, high-impact audio data.
Posted Sep 3, 2026
Review and refine Castilian Spanish transcripts for AI speech training, correcting words, punctuation, formatting, and timestamps. Work remotely on a flexible freelance schedule for $10-$35 per hour.
Posted Sep 3, 2026
Transcribe real-world Peninsular Spanish audio into precise, verbatim text for AI training datasets. Work remotely from Spain with flexible contractor hours and earn $10 to $35 per hour.
Posted Sep 3, 2026
Use your outpatient primary care expertise to evaluate AI-generated clinical documentation, identify inaccuracies, and improve medical AI systems. This remote, part-time contractor role pays $170-$190 per hour.
Posted Sep 3, 2026
Use your inpatient medicine expertise and multilingual communication skills to evaluate clinical documentation AI. This remote contract role offers flexible part-time scheduling and pays $170 per hour.
Posted Sep 3, 2026
Transcribe challenging Peninsular Spanish audio for AI training datasets from New York, handling overlapping speakers, background noise, and detailed formatting. Work remotely on a flexible schedule for $10 to $35 per hour.
Posted Sep 2, 2026
Transcribe real conversations in Peninsular Spanish with accurate speaker labels, timestamps, pauses, and unclear-audio notation. This remote contractor role offers flexible 20+ hour weekly work and $10 to $35 hourly pay.
Posted Sep 2, 2026
Edit Castilian Spanish audio transcripts, correct word-level errors, and align timestamps in a flexible remote contract role. No prior AI experience is required.
Posted Sep 2, 2026
Review and correct AI-generated Castilian Spanish transcripts with word-level precision, timestamps, and careful formatting. Work remotely on a flexible contract schedule for $10-$35 per hour.
Posted Sep 2, 2026
Turn authentic Peninsular Spanish conversations into accurate, structured transcriptions that help AI understand natural speech. Work remotely as an entry-level contractor for 20+ hours each week on a flexible schedule.
Posted Sep 2, 2026
Create accurate, verbatim transcripts of challenging Peninsular Spanish recordings as a remote contractor in Mexico City. Work asynchronously for 10-40 hours per week at an advertised rate of $10-$35 per hour.
Posted Sep 2, 2026
Lead recorded one-on-one Spanish tutoring sessions that help improve language-learning AI. This remote freelance project pays $60-$70 per hour and runs for approximately three weeks.
Posted Aug 30, 2026
Help train language-focused AI by participating in authentic, recorded Spanish learning sessions with experienced tutors. This flexible contractor role pays $30-$42 per hour and requires 20+ hours weekly.
Posted Aug 29, 2026
Help improve multilingual AI by quality-checking Spanish audio, transcriptions, timestamps, speaker labels, and metadata. This fully remote, 15-week contractor project requires native LATAM Spanish and at least 40 hours per week.
Posted Aug 26, 2026
Use your Spanish corporate and M&A legal expertise to evaluate AI-generated answers against a standardized rubric. This remote contractor role pays $140-$150 per hour and begins with an approximately 10-hour assignment.
Posted Aug 15, 2026
Evaluate AI-generated answers about Spanish commercial and contract law using structured rubrics, with concise written feedback and pay of $140-$150 per hour. This remote contract project is designed for experienced in-house counsel in Spain.
Posted Aug 5, 2026
Record, transcribe, and evaluate Mexican Spanish speech data for AI training from home. This flexible part-time contract pays $10-$20 per hour for approximately 20 hours weekly over 1-3 months.
Posted Aug 4, 2026
Review and correct machine-generated Spanish (Spain) audio transcriptions, add metadata, and annotate language data for next-generation AI systems. Work remotely for $10 to $20 per hour with a flexible schedule.
Posted Aug 4, 2026
Evaluate Spanish chatbot responses for realistic small business scenarios, from customer interactions to marketing and operations. Create prompts, compare outputs, and provide structured feedback in a flexible remote contract role.
Posted Aug 1, 2026
Record expressive Latin American Spanish voice samples for text-to-speech and CX AI agent training. Work remotely for 5-10 hours per week at $50-$100 per hour.
Posted Jul 10, 2026
Record expressive Peruvian Spanish speech for next-generation text-to-speech systems. This flexible contractor role offers 5 to 10 hours per week and pays $50 to $100 per hour.
Posted Jul 10, 2026
Record expressive Castilian Spanish speech for text-to-speech training and evaluation. This flexible contract role offers 5 to 10 hours per week and pays $50 to $100 per hour.
Posted Jul 10, 2026
Record expressive Mexican Spanish samples for TTS and voice cloning from a quiet home studio. This remote contractor role offers approximately 5-10 hours per week at $50-$100 per hour.
Posted Jul 10, 2026
Lead quality for Spanish AI training projects by reviewing generated content, guiding trainers and QAs, and improving language-review workflows. This part-time contractor role offers 20+ hours per week at $30-$40 per hour.
Posted Jul 9, 2026
Review and improve Spanish and English AI outputs using advanced localization, MQM, and LQA expertise. This fully remote contractor role offers $25-$35 per hour and requires 20+ hours weekly.
Posted Jul 9, 2026
Record clear, natural scripted audio in English and one or more supported languages using professional equipment. This worldwide, part-time contractor role offers $40 to $60 per hour and 20+ hours of weekly work.
Posted Apr 10, 2026
Evaluate AI-generated content and safety decisions in Spanish and English as a remote contractor earning $14-$24 per hour. Use red-teaming, policy judgment, and clear analytical feedback to help improve safer AI systems.
Posted Apr 3, 2026
Work requiring Spanish can involve preparing or reviewing material used by AI systems. Depending on the individual role, tasks may include annotating images or video, transcribing or recording audio, writing or rating model responses, evaluating search results, translating text, reviewing code, or applying subject-matter knowledge. The posting determines how Spanish is used, the required fluency level, and the specific responsibilities.
OpenTrain is the hiring organization for these public roles, and candidates apply through OpenTrain. OpenTrain may place or refer successful candidates to the client whose project they will support. Because requirements and responsibilities are role-specific, read the individual live posting before deciding whether a position matches your circumstances.
