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Ajay Thakur

Ajay Thakur

SME Chemistry at Rafiki Pvt. Ltd.

India flagchandigarh, India
$10.00/hrIntermediateOtherScale AISuperannotate

Key Skills

Software

Other
Scale AIScale AI
SuperAnnotateSuperAnnotate

Top Subject Matter

Chemistry Domain Expertise
General AI
AI trainer, data annotator,

Top Data Types

TextText
VideoVideo
ImageImage

Top Task Types

Question AnsweringQuestion Answering
ClassificationClassification
Object DetectionObject Detection
Text GenerationText Generation
RLHFRLHF
Fine-tuningFine-tuning
Evaluation/RatingEvaluation/Rating
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)
TranscriptionTranscription
Bounding BoxBounding Box
Text SummarizationText Summarization
Data CollectionData Collection
Function CallingFunction Calling

Freelancer Overview

SME Chemistry (Data Annotator) at Rafiki Pvt. Ltd.. Core strengths include Other. Education includes Master of Science, Shoolini University of Biotechnology and Management Sciences (2022) and Postgraduate Diploma, Himachal Pradesh University (2020). AI-training focus includes data types such as Text, Video, and Image and labeling workflows including Question Answering, Evaluation, and Rating.

IntermediateEnglishHindi

Labeling Experience

Data Annotator at Outlier

OtherImageClassification
Worked on diverse AI training projects involving text, image, and data annotation. Performed validation, error detection, and quality checks to ensure high dataset accuracy across multiple modalities. Supported advancements in machine learning through comprehensive data curation. • Annotated a variety of data types • Implemented quality control measures • Addressed errors promptly • Promoted accuracy in datasets

Worked on diverse AI training projects involving text, image, and data annotation. Performed validation, error detection, and quality checks to ensure high dataset accuracy across multiple modalities. Supported advancements in machine learning through comprehensive data curation. • Annotated a variety of data types • Implemented quality control measures • Addressed errors promptly • Promoted accuracy in datasets

2026 - 2026

Data Annotator at Innodata

OtherVideoClassification
Processed and annotated over 1500 video and audio samples to improve AI model accuracy. Performed prompt evaluation and quality checks on large multimedia datasets. Enhanced data quality to support robust AI training efforts. • Conducted sample annotation for both video and audio • Evaluated prompts for correctness • Maintained dataset consistency • Focused on quality assurance

Processed and annotated over 1500 video and audio samples to improve AI model accuracy. Performed prompt evaluation and quality checks on large multimedia datasets. Enhanced data quality to support robust AI training efforts. • Conducted sample annotation for both video and audio • Evaluated prompts for correctness • Maintained dataset consistency • Focused on quality assurance

2026 - 2026

Data Analyst (Data Annotation for AI) at Deccan AI

OtherText
Analyzed and structured chemistry-based datasets using LaTeX for AI model training and evaluation. Standardized chemical data into machine-readable formats to facilitate effective AI learning. Provided insights into dataset readiness for machine learning workflows. • Applied domain knowledge in chemistry • Utilized LaTeX for data preparation • Enhanced dataset quality • Supported model development

Analyzed and structured chemistry-based datasets using LaTeX for AI model training and evaluation. Standardized chemical data into machine-readable formats to facilitate effective AI learning. Provided insights into dataset readiness for machine learning workflows. • Applied domain knowledge in chemistry • Utilized LaTeX for data preparation • Enhanced dataset quality • Supported model development

2024 - 2024

SME Chemistry (Data Annotator) at Rafiki Pvt. Ltd.

OtherTextQuestion Answering
Managed Q&A projects and contributed to educational content creation with a focus on data annotation for AI systems. Created Alt text and validated dataset entries to support machine learning initiatives. Ensured data integrity while adhering to tight project deadlines. • Led multiple projects simultaneously • Ensured accuracy and relevance of labeled data • Collaborated with remote teams • Maintained high quality standards

Managed Q&A projects and contributed to educational content creation with a focus on data annotation for AI systems. Created Alt text and validated dataset entries to support machine learning initiatives. Ensured data integrity while adhering to tight project deadlines. • Led multiple projects simultaneously • Ensured accuracy and relevance of labeled data • Collaborated with remote teams • Maintained high quality standards

2023 - 2023

Education

S

Shoolini University of Biotechnology and Management Sciences

Master of Science, Chemistry

Master of Science
2020 - 2022
H

Himachal Pradesh University

Postgraduate Diploma, Computer Applications

Postgraduate Diploma
2019 - 2020

Work History

R

Rafiki Pvt Ltd

SME chemistry

noida
2023 - 2023