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Indrajit Sinha

Indrajit Sinha

AI Trainer, Annotator, and Data Labeler

India flagKolkata, India
$10.00/hrEntry LevelOther

Key Skills

Software

Other

Top Subject Matter

AI Evaluation and Annotation (Text & Audio)
Chatbot Evaluation and Ranking Responses
Multilingual QA

Top Data Types

TextText
DocumentDocument
AudioAudio

Top Task Types

Question AnsweringQuestion Answering
Text SummarizationText Summarization
TranscriptionTranscription
Evaluation/RatingEvaluation/Rating

Freelancer Overview

AI Trainer, Annotator, and Data Labeler. Brings 25+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Other. Education includes Bachelor of Science, Vivekananda College (Calcutta University) (1998). AI-training focus includes data types such as Text and labeling workflows including Evaluation and Rating.

Entry LevelEnglishBengali

Labeling Experience

AI Trainer, Annotator, and Data Labeler

OtherAudioTranscription
As an AI Trainer, Annotator, and Data Labeler, I am responsible for performing evaluation, rating, and annotation tasks on various AI projects. My daily responsibilities include reviewing data and ensuring high-quality labeling outcomes for the projects assigned. I regularly collaborate with different teams and adapt to evolving guidelines to maintain annotation standards. • Performed evaluation and rating for AI models on text, Audio and transcription based tasks • Worked as an 'Evaluator – India' for Peroptyx on diverse assignments • Contributed to the Aether project with Outlier in a generalist capacity • Ensured accurate and consistent labeling across multiple projects.

As an AI Trainer, Annotator, and Data Labeler, I am responsible for performing evaluation, rating, and annotation tasks on various AI projects. My daily responsibilities include reviewing data and ensuring high-quality labeling outcomes for the projects assigned. I regularly collaborate with different teams and adapt to evolving guidelines to maintain annotation standards. • Performed evaluation and rating for AI models on text, Audio and transcription based tasks • Worked as an 'Evaluator – India' for Peroptyx on diverse assignments • Contributed to the Aether project with Outlier in a generalist capacity • Ensured accurate and consistent labeling across multiple projects.

2025 - Present

Education

V

Vivekananda College (Calcutta University)

Bachelor of Science, Biology

Bachelor of Science
1996 - 1998

Work History

B

BizElevate Services Private Limited

Director

Kolkata
2023 - Present
N

Nijji Healthcare Private Limited

Business Head

Kolkata
2021 - 2023