Emmanuel Izuchukwu Aninwobodo
Upwork
CHICAGO,IL
2
years of professional experience
Data Annotation Specialist experienced in labeling and QA for image and text datasets, improving label consistency and reviewer accuracy. Trains and audits teams, sampling 1,000+ records weekly to identify systemic errors and reduce disputes. Aiming to apply quality control and entity recognition expertise to scale reliable training data for ML projects.
Work History
Content Moderator
1 Year 7 Months- Reviewed flagged user posts using platform guidelines and removed policy-violating content within set SLA.
- Investigated 200+ daily user reports, documented trends, and escalated repeat violators to Trust Safety.
- Applied community-safety taxonomy to tag harmful content, improving tag accuracy for downstream reviewers.
- Conducted quality audits of moderator actions and submitted weekly findings to reduce false removals.
Data Annotation Specialist
6 Months- Reviewed and labeled image datasets for object presence using bounding boxes and class tags accurately.
- Trained new annotators on platform rules, QA guidelines, and labeling conventions to raise consistency.
- Performed quality assurance sampling on 1,000+ records per week and flagged systemic errors to leads.
- Created clear annotation guidelines and edge-case examples that reduced label disputes among reviewers.
- Processed high-volume text transcripts, applying entity tags and sentiment labels to prepare model training data.
Education
Skills
Data Analysis
Entity Recognition
Team Leadership
Problem Solving
Critical Thinking
Attention to Detail
Timeline
Data Annotation Specialist
Remotech AI
01.2026 - 07.2026Read More
Content Moderator
Upwork
05.2025 - 12.2026Read More
University of Nigeria
Read More