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Deepak Prajapati

Deepak Prajapati

Freelance AI Alignment & Data Annotation Specialist

INDIA flag
indore, India
$20.00/hrEntry LevelDon T Disclose

Key Skills

Software

Don't disclose

Top Subject Matter

AI/ML evaluation
Nlp Domain Expertise
language models

Top Data Types

TextText
DocumentDocument
ImageImage

Top Task Types

RLHF

Freelancer Overview

Freelance AI Alignment & Data Annotation Specialist. Core strengths include Internal and Proprietary Tooling. Education includes Bachelor of Technology, Medi-Caps University (2023). AI-training focus includes data types such as Text and Document and labeling workflows including RLHF, Evaluation, and Rating.

Entry LevelHindiEnglish

Labeling Experience

Freelance AI Alignment & Data Annotation Specialist

TextRLHF
As a freelance AI aligner, I evaluated and rated large language model outputs for various criteria. I annotated NLP datasets for intent detection, sentiment analysis, NER, and summarization. I developed high-quality instruction–response pairs for supervised fine-tuning datasets. • Conducted RLHF-style preference labeling and output evaluation. • Labeled, classified, and curated text data for NLP training. • Validated and cleaned AI-generated structured outputs. • Designed and tested prompts and reasoning chains for QA.

As a freelance AI aligner, I evaluated and rated large language model outputs for various criteria. I annotated NLP datasets for intent detection, sentiment analysis, NER, and summarization. I developed high-quality instruction–response pairs for supervised fine-tuning datasets. • Conducted RLHF-style preference labeling and output evaluation. • Labeled, classified, and curated text data for NLP training. • Validated and cleaned AI-generated structured outputs. • Designed and tested prompts and reasoning chains for QA.

2023 - Present

AI Document Annotation & Validation (Invoice Extractor Project)

Document
In the Invoice Extractor project, I extracted structured data from invoices using OCR and LLMs. I validated the accuracy and structure of extracted data for downstream use. My focus was on ensuring data quality through annotation and review. • Parsed and annotated invoice data using AI models. • Performed validation and correction of structured outputs. • Ensured adherence to labeling guidelines for document processing. • Used LLM-based tools for information extraction and annotation.

In the Invoice Extractor project, I extracted structured data from invoices using OCR and LLMs. I validated the accuracy and structure of extracted data for downstream use. My focus was on ensuring data quality through annotation and review. • Parsed and annotated invoice data using AI models. • Performed validation and correction of structured outputs. • Ensured adherence to labeling guidelines for document processing. • Used LLM-based tools for information extraction and annotation.

2024 - 2024

Education

M

Medi-Caps University

Bachelor of Technology, Computer Science and Engineering (Artificial Intelligence Specialization)

Bachelor of Technology
2023

Work History

H

Hair Coaction

ML Engineer

panipat
2025 - 2025