Greetings from ZettaMine Freelancing Opportunity: We are hiring an Annotator
- General Audio for a short-term Frontier AI Research, Audio Annotation & AI Model Evaluation initiative.

Location:
India Role: Annotator
- General Audio Mode: Remote Employment Type: Full time / Part time (Freelance) Educational Eligibility Bachelor's or Master's degree in Linguistics, English, Audio Engineering, Speech and Language Processing, Communication, or a related discipline. Relevant professional experience in audio captioning, transcription, or audio annotation is also preferred. Mandatory Eligibility Criteria
• Hands-on experience in audio captioning, transcription, or audio annotation.
• Native-level written English proficiency with strong vocabulary and grammar.
• Ability to identify English accents and recognize other languages.
• Strong listening skills to identify quiet, overlapping, and changing audio details.
• Ability to distinguish individual speakers and multiple sound sources.
• Understanding of voice characteristics such as pitch, tone, loudness, pace, emotion, and intonation.
• Experience identifying non-speech sounds such as laughter, coughing, breathing, crying, and background noise.
• Ability to accurately transcribe speech, including repetitions, fillers, and speaker changes.
• Strong attention to detail and consistency when reviewing large volumes of audio.




• Ability to identify errors in machine-generated transcripts and audio captions. Preferred Qualifications
• Background in Linguistics, Phonetics, Voice Analysis, Voice Coaching, or Audio Production.
• Experience with speaker diarization and speech recognition systems.
• Familiarity with audio annotation tools and transcription platforms.
• Experience evaluating AI-generated audio captions or speech-to-text outputs.
• Knowledge of audio quality assessment and sound classification. What You'll Work On
• Listen to audio clips and create accurate, concise descriptions of speech and non-speech sounds.
• Transcribe English conversations while preserving fillers, repetitions, and speaker changes.
• Identify and differentiate speakers, accents, languages, and voice characteristics.
• Describe background sounds, music, environmental noise, and overlapping audio.
• Identify the timing of speaker changes, interruptions, and sound transitions.
• Evaluate AI-generated captions and transcripts for accuracy and completeness.
• Identify missing, incorrect, or unsupported audio descriptions.
• Maintain consistency and quality across audio annotation tasks. Interested candidates are encouraged to apply and contribute to cutting-edge AI research and LLM evaluation projects. OR Please share your updated CV with LinkedIn profile link to: [email protected] Thanks & Regards, Karthik K ZettaMine

📌 Annotator - General Audio (India)
🏢 ZettaMine Labs
📍 India