Miracle I.

Key Skills

Software

Appen

CVAT

iMerit

Label Studio

Mercor

Micro1

Mindrift

Toloka

Telus

Top Subject Matter

Artificial Intelligence & Machine Learning

Natural Language Processing (NLP)and Text Evaluation

Top Data Types

Image

Video

Text

Top Task Types

Bounding Box

Polygon

Segmentation

Classification

Cuboid

Text Summarization

RLHF

Transcription

Evaluation/Rating

Object Detection

Text Generation

Question Answering

Freelancer Overview

I'm a detail-oriented data annotator and AI evaluation expert with five years of experience in data labeling, content review, and AI output evaluation across platforms, including Lion Bridge AI, Appen, and Toloka. Skilled in applying structured rubrics, citation-supported justifications, and professional judgment to complex annotation tasks at scale. Contributed to Frontier AI model development through RLHF workflows, SFT data pipelines, and NLP projects, consistently delivering high-accuracy outputs while flagging edge cases and refining quality standards across multiple simultaneous projects.

Labeling Experience

Data Annotator & AI Evaluation Specialist

TextSegmentation

Reviewed and annotated text and AI generated outputs using structured labeling frameworks across large-scale annotation workflows. The task included applying professional judgment to evaluate accuracy and quality, providing citation-supported justifications for annotation decisions, and flagging ambitious or out-of-scope samples with written explanations. maintained high accuracy and reproducibility across all deliverables

2023 - 2023

Education

Work History