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Jefri Saputro

Jefri Saputro

Versatile AI Trainer | LLM Evaluation, Data Labeling, and Text Annotation

Indonesia flagKlaten, Indonesia
$10.00/hrIntermediateAppenOneformaRemotasks

Key Skills

Software

AppenAppen
OneFormaOneForma
RemotasksRemotasks
Scale AIScale AI

Top Subject Matter

No subject matter listed

Top Data Types

Geospatial Tiled ImageryGeospatial Tiled Imagery
ImageImage
TextText

Top Task Types

Bounding BoxBounding Box
ClassificationClassification
Data CollectionData Collection
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)
Text GenerationText Generation

Freelancer Overview

I have over a year of experience as an AI Trainer, specializing in data labeling and training support for machine learning projects. My background includes extensive work in image data annotation, where I contributed to building accurate and consistent datasets for computer vision models. In addition, I have hands-on experience with LLM reasoning tasks, ensuring high-quality outputs through careful evaluation, prompt optimization, and structured feedback. What sets me apart is my attention to detail, adaptability, and ability to follow complex guidelines with precision. I am confident in handling diverse AI training workflows, from annotation to model evaluation, and I bring a strong commitment to delivering reliable data that enhances AI performance.

IntermediateIndonesianEnglish

Labeling Experience

No Data Labeling experience added

Jefri S. hasn’t added any AI Training or Data Labeling experience to their OpenTrain profile yet.

Education

D

Diponegoro University

Bachelor in Biology, Biology

Bachelor in Biology
2013 - 2017

Work History

P

PT. Shopee International Indonesia

Quality Assurance Specialist

Jakarta
2021 - Present
P

PT. VADS Indonesia (Tokopedia Project)

Quality Assurance Staff

Jakarta
2020 - 2021