Vanis O.

Key Skills

Software

Don't disclose

Other

Top Subject Matter

Financial Domain Expertise

interview audio

NLP datasets

Top Data Types

Audio

Text

Document

Top Task Types

Transcription

Freelancer Overview

Freelance AI Data Contributor (Independent, Remote). Core strengths include Don't disclose and Other. Education includes Bachelor of Science, Oxford University. AI-training focus includes data types such as Audio and labeling workflows including Transcription, Evaluation, and Rating.

Labeling Experience

Transcription Reviewer (CastingWords Workshop, Remote)

OtherAudio

Graded transcriptions on a 0–9 accuracy scale and provided actionable written feedback to improve transcription quality. Identified inaccuracies, missing content, and formatting issues in financial and professional interview transcripts. Applied domain terminology knowledge across finance, tech, and healthcare to ensure contextual accuracy. • Scored transcripts using a 0–9 rubric • Wrote corrective feedback for transcribers • Flagged missing or incorrect segments and formatting errors • Verified terminology context for domain-specific transcripts

2021 - Present

Freelance AI Data Contributor (Independent, Remote)

Don't discloseAudioTranscription

Reviewed and graded transcriptions for accuracy, completeness, and formatting compliance across financial and interview audio content. Annotated and labeled supervised machine learning datasets for tasks such as text classification and entity recognition. Provided RLHF feedback and evaluated AI responses for quality, helpfulness, and safety while also writing and evaluating prompts for large language model training. • Graded transcripts on accuracy and formatting standards • Labeled datasets for classification and entity recognition • Delivered RLHF feedback across diverse prompts • Authored and evaluated prompts for LLM guideline alignment

2020 - Present

Education