Amarachi Esther

Key Skills

Software

Toloka

Micro1

Mercor

Top Subject Matter

Digital Content

Social Media

Nigerian English and Pidgin

Top Data Types

Text

Image

Document

Top Task Types

Classification

Bounding Box

Segmentation

Object Detection

Freelancer Overview

AI Content & Digital Strategy (Social Media Manager). Brings 9+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Toloka. Education includes Higher National Diploma, Federal Polytechnic Oko (2024). AI-training focus includes data types such as Text and labeling workflows including Classification.

Labeling Experience

AI Content & Digital Strategy (Social Media Manager)

TolokaTextClassification

Served as an AI Training Specialist focusing on accurate data labeling and RLHF to enhance large language model outputs. Specialized in entity tagging and classification of digital content for social media strategies. Applied linguistic expertise in Nigerian English and Pidgin to localize AI datasets. • Labeled and classified digital posts aligning with marketing objectives • Performed iterative review and refinement, mimicking AI fine-tuning and RLHF loops • Maintained high-accuracy tagging to support downstream modeling • Engaged in entity tagging, categorization, and evaluation of text datasets

Served as an AI Training Specialist focusing on accurate data labeling and RLHF to enhance large language model outputs. Specialized in entity tagging and classification of digital content for social media strategies. Applied linguistic expertise in Nigerian English and Pidgin to localize AI datasets. • Labeled and classified digital posts aligning with marketing objectives • Performed iterative review and refinement, mimicking AI fine-tuning and RLHF loops • Maintained high-accuracy tagging to support downstream modeling • Engaged in entity tagging, categorization, and evaluation of text datasets

2022 - 2023

Education

Work History