Amenta Sefu

Key Skills

Software

Other

Appen

Top Subject Matter

No subject matter listed

Top Data Types

Audio

Image

Text

Video

Top Label Types

Data Collection

Evaluation Rating

Audio Recording

Transcription

Freelancer Overview

I am a detail-oriented data annotation and data entry specialist with hands-on experience supporting machine learning and AI model training. My work as an annotator at Outlier and RWS has given me expertise in accurately labeling and categorizing large datasets across text, images, audio, and video, while following strict guidelines to ensure consistency and high quality. I am highly skilled in data verification, error checking, and providing actionable feedback to improve dataset performance. My technical proficiency includes Microsoft Excel, Google Sheets, and data management software, and I am comfortable working independently to meet productivity goals and deadlines. I am committed to maintaining data integrity and supporting the development of reliable AI systems through careful, efficient annotation and data management.

Labeling Experience

Data Entry Specialist

AppenAudioEvaluation RatingAudio Recording

Highly accurate and detail-oriented professional with experience in efficiently entering, updating, and maintaining large volumes of data across various systems and platforms. Skilled in data verification, error checking, and maintaining confidentiality of sensitive information. Proficient in Microsoft Excel, Google Sheets, and data management software. Demonstrates strong organizational skills, time management, and the ability to meet tight deadlines with minimal supervision. Committed to ensuring data integrity and supporting operational efficiency

Highly accurate and detail-oriented professional with experience in efficiently entering, updating, and maintaining large volumes of data across various systems and platforms. Skilled in data verification, error checking, and maintaining confidentiality of sensitive information. Proficient in Microsoft Excel, Google Sheets, and data management software. Demonstrates strong organizational skills, time management, and the ability to meet tight deadlines with minimal supervision. Committed to ensuring data integrity and supporting operational efficiency

2024

Annotator

OtherImageData Collection

Label and categorize large sets of data (text, images, audio, or video) with high accuracy to support machine learning and AI model training. Follow detailed annotation guidelines to ensure consistency, quality, and reliability across datasets. Identify errors, flagged inconsistencies, and provided corrective feedback to improve dataset performance. As well as maintaining strong attention to detail while meeting daily productivity goals and deadlines.

Label and categorize large sets of data (text, images, audio, or video) with high accuracy to support machine learning and AI model training. Follow detailed annotation guidelines to ensure consistency, quality, and reliability across datasets. Identify errors, flagged inconsistencies, and provided corrective feedback to improve dataset performance. As well as maintaining strong attention to detail while meeting daily productivity goals and deadlines.

2025 - 2025

Education

Work History