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Jonathan Dharmawan

Jonathan Dharmawan

Freelance Data Annotation

Indonesia flagJakarta, Indonesia
$15.00/hrIntermediateOther

Key Skills

Software

Other

Top Subject Matter

Machine Learning / AI Model Training
Legal Services & Contract Review
Regulatory Compliance & Risk Analysis

Top Data Types

TextText
DocumentDocument

Top Task Types

ClassificationClassification

Freelancer Overview

Freelance Data Annotation. Brings 6+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Bachelor of Computer Science, Bina Nusantara University (2024) and High School Diploma, Don Bosco II High School (2018). AI-training focus includes data types such as Text and labeling workflows including Classification.

IntermediateEnglishIndonesian

Labeling Experience

Freelance Data Annotation

OtherTextClassification
As a Freelance Data Annotator, I labeled and reviewed datasets to support the training of machine learning and AI models. I ensured accuracy and consistency in the data annotation process by adhering strictly to detailed guidelines and quality standards. My work involved ongoing communication regarding quality and edge cases, helping refine data annotation procedures and dataset reliability. • Met tight deadlines while maintaining attention to detail • Executed quality checks and corrections on annotation outputs • Collaborated with team members to improve processes • Provided feedback to optimize annotation guidelines

As a Freelance Data Annotator, I labeled and reviewed datasets to support the training of machine learning and AI models. I ensured accuracy and consistency in the data annotation process by adhering strictly to detailed guidelines and quality standards. My work involved ongoing communication regarding quality and edge cases, helping refine data annotation procedures and dataset reliability. • Met tight deadlines while maintaining attention to detail • Executed quality checks and corrections on annotation outputs • Collaborated with team members to improve processes • Provided feedback to optimize annotation guidelines

2025 - Present

Education

I

IELTS

IELTS Certificate, English Language

IELTS Certificate
2024 - 2024
B

Bina Nusantara University

Bachelor of Computer Science, Computer Science

Bachelor of Computer Science
2019 - 2024

Work History

B

Bank Multiarta Sentosa

Marketing Officer Development Program

Jakarta
2025 - Present
H

Hong Kong Trade Development Council

Event Staff

Hong Kong
2025 - 2025