Remote Document Annotation Specialist – AI Data Analyst

About the role

We are looking for a meticulous Document Annotation Specialist to support our AI data extraction pipeline. Working remotely, you will review PDF source documents, compare them with AI‑generated JSON outputs, and ensure the highest level of data quality.

Key responsibilities

• Receive and analyze source PDF files alongside AI‑generated JSON extractions and predefined schemas.
• Perform field‑by‑field comparisons, correcting discrepancies and errors.
• Validate complex data, including mathematical accuracy of line‑item totals, summaries, and cross‑references.
• Review, annotate, and verify hundreds of fields per document with strict attention to detail.
• Document and escalate ambiguous cases while collaborating with the team to improve processes.
• Identify edge cases and annotation challenges to enhance AI extraction quality.

Required profile

• Proven experience in data annotation, document review, QA, or proofreading with a focus on precision.
• Strong English reading comprehension for dense, multi‑page PDFs, tables, and financial data.
• Working knowledge of JSON structures and ability to verify values within nested schemas.
• Exceptional attention to detail and ability to check large numbers of fields without errors.
• Comfortable performing basic mathematical validations.

Required skills

• JSON

What we offer

• Contract position with flexible weekly hours (10‑40 hrs).
• Competitive hourly rate of $25‑$30.
• Fully remote work environment.