Ekene C.

Key Skills

Software

Other

SuperAnnotate

Micro1

Top Subject Matter

General AI Data

LLM Training

Top Data Types

Image

Text

Video

Top Task Types

Classification

Segmentation

RLHF

Data Collection

Prompt + Response Writing (SFT)

Freelancer Overview

Freelance Data Annotator. Core strengths include SuperAnnotate. Education includes Bachelor of Science, University of Nigeria, Nsukka (2024) and Senior Secondary School Certificate, New Haven Secondary School (2017). AI-training focus includes data types such as Text and labeling workflows including Classification.

Labeling Experience

Freelance Data Annotator

SuperAnnotateTextClassification

As a freelance data annotator, I performed annotation on text, images, and videos using precise project-specific guidelines. My responsibilities included classifying content, tagging data, and ranking AI-generated outputs for RLHF processes. I also wrote and evaluated prompts for language model training and conducted auditing for annotation quality. • Achieved consistent 95% annotation accuracy across varied AI training projects. • Labeled and classified data sets at scale for multiple content types. • Evaluated and ranked outputs to enhance model performance in RLHF pipelines. • Used SuperAnnotate and Atlas Capture for annotation, prompt evaluation, and data moderation.

2025 - Present

Image & Video Annotation Trainee

OtherImageClassification

As an Image & Video Annotation Trainee, I annotated images and video frames according to detailed project guidelines. I identified and labeled objects and actions, ensuring adherence to labeling standards. Consistently, I maintained high accuracy and data integrity throughout large annotation tasks. • Applied visual pattern recognition skills for precise object and action labeling. • Reviewed and corrected annotations to improve overall dataset quality. • Delivered error-free annotations under high-volume conditions. • Adapted to new annotation tools and requirements rapidly.

2025 - Present

Education

Work History