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Kadirathege Anuththara Gimhani Ilangathilaka

Kadirathege Anuththara Gimhani Ilangathilaka

Freelance AI Data Trainer / Data Annotator / QA Specialist

Sri Lanka flagAnuradhapura, Sri Lanka
$10.00/hrExpertAppenCVATData Annotation Tech

Key Skills

Software

AppenAppen
CVATCVAT
Data Annotation TechData Annotation Tech
iMeritiMerit
LabelboxLabelbox
MercorMercor
MindriftMindrift
OneFormaOneForma
TolokaToloka
TelusTelus

Top Subject Matter

Ai/ml Domain Expertise
Nlp Domain Expertise
Conversational AI

Top Data Types

TextText
ImageImage
DocumentDocument

Top Task Types

Bounding Box
Polygon
Segmentation
Classification
Polyline
Point Key Point
Object Detection
Text Generation
Text Summarization
Evaluation Rating
Data Collection
Transcription
RLHF

Freelancer Overview

Freelance AI Data Trainer / Data Annotator / QA Specialist. Core strengths include Appen. Education includes Bachelor of Science, Rajarata University of Sri Lanka (2019). AI-training focus includes data types such as Text and labeling workflows including RLHF.

ExpertEnglish

Labeling Experience

Appen

Freelance AI Data Trainer / Data Annotator / QA Specialist

AppenTextClassificationRLHF
As a freelance AI Data Trainer and Annotation Specialist, I have been responsible for annotating various datasets and evaluating AI model outputs. My tasks included prompt-response rating, RLHF-based evaluation, and dataset validation for machine learning and NLP projects. I collaborated with leading AI platforms to ensure high-quality data annotation and model performance improvement. • Conducted text, image, audio, and conversational dataset annotation. • Performed RLHF-based evaluation and LLM prompt-response rating. • Executed dataset validation and accuracy benchmarking for QA. • Engaged with platforms like Appen, Scale AI, RWS Group, and DataForce.

As a freelance AI Data Trainer and Annotation Specialist, I have been responsible for annotating various datasets and evaluating AI model outputs. My tasks included prompt-response rating, RLHF-based evaluation, and dataset validation for machine learning and NLP projects. I collaborated with leading AI platforms to ensure high-quality data annotation and model performance improvement. • Conducted text, image, audio, and conversational dataset annotation. • Performed RLHF-based evaluation and LLM prompt-response rating. • Executed dataset validation and accuracy benchmarking for QA. • Engaged with platforms like Appen, Scale AI, RWS Group, and DataForce.

2019 - Present

AI Data Trainer

ImageBounding Box
As a freelance AI Data Trainer and Annotation Specialist, I have been responsible for annotating various datasets and evaluating AI model outputs. My tasks included prompt-response rating, RLHF-based evaluation, and dataset validation for machine learning and NLP projects. I collaborated with leading AI platforms to ensure high-quality data annotation and model performance improvement. • Conducted text, image, audio, and conversational dataset annotation. • Performed RLHF-based evaluation and LLM prompt-response rating. • Executed dataset validation and accuracy benchmarking for QA. • Engaged with platforms like Appen, Scale AI, RWS Group, and DataForce.

As a freelance AI Data Trainer and Annotation Specialist, I have been responsible for annotating various datasets and evaluating AI model outputs. My tasks included prompt-response rating, RLHF-based evaluation, and dataset validation for machine learning and NLP projects. I collaborated with leading AI platforms to ensure high-quality data annotation and model performance improvement. • Conducted text, image, audio, and conversational dataset annotation. • Performed RLHF-based evaluation and LLM prompt-response rating. • Executed dataset validation and accuracy benchmarking for QA. • Engaged with platforms like Appen, Scale AI, RWS Group, and DataForce.

2024 - 2026

Education

R

Rajarata University of Sri Lanka

Bachelor of Science, Agriculture

Bachelor of Science
2015 - 2019

Work History

U

Upwork

Freelance sinhalese translator and AI trainer

Anuradhapura
2017 - 2025