Sonic Audit Specialist – Spanish

• Audit AI training data in Spanish rather than produce it
• Perform Multilingual Transcription Audits by listening to speech, reviewing annotator transcriptions, applying error codes, assigning pass/fail verdicts, and writing rationales
• Perform Forced Alignment Audits by verifying word-level segment timestamps and reference transcriptions against spoken audio
• Correct inaccurate boundaries, split or merge segments, add missing segments, and remove segments containing no word
• Apply every applicable error code and explain in plain language why each task passed or failed
• Call out critical errors first so failure reasons are clear
• Complete a calibration phase before beginning production work
• Work on projects that train and enhance AI systems

• Native or near-native command of Spanish as spoken in Spain
• Born and raised in a region where Spanish and this variety is dominant, or fully fluent with five or more years of residence in such a region
• Strong English reading and writing
• Ability to read a detailed rulebook and write clear feedback in English
• Disciplined application of written rubrics across hundreds of judgments
• Careful listening ability, including distinguishing similar sounds and word boundaries in continuous speech
• Prior transcription, subtitling, localization, linguistic annotation, or QA experience is a strong signal
• Helpful but not required: prior AI data annotation or model evaluation work
• Helpful but not required: phonetics or linguistics background
• Helpful but not required: experience with audio editing or waveform tools
• Must complete a short calibration phase before production work
• Must be able to work as an independent contractor
• H1-B and STEM OPT candidates are not supported

• Fully remote role
• Flexible schedule; can be completed on your own schedule
• Weekly payments via Stripe or Wise based on services rendered
• Competitive pay
• Opportunity to collaborate with leading researchers
• Opportunity to help shape the next generation of AI systems
• Referral opportunity earning up to $160 per successful referral, subject to referral limits
• Reasonable accommodations upon request