Arvind Kumar

Key Skills

Software

Appen

Internal/Proprietary Tooling

Top Subject Matter

No subject matter listed

Top Data Types

Image

Audio

Text

Top Label Types

Classification

Object Detection

Evaluation Rating

Data Collection

Prompt Response Writing SFT

Audio Recording

Transcription

Entity Ner Classification

Text Summarization

Freelancer Overview

I am an experienced AI Trainer and Data Annotation Specialist with a strong background in advanced data labeling, LLM evaluation, prompt testing, and search engine assessment, primarily for US-based AI projects. My expertise spans box annotation, image and video tagging, and similarity-based annotation for complex workflows, with proven skills in both Hindi and English linguistic evaluation. I have contributed to projects involving NLP, transcription quality checking, and computer vision, consistently delivering high-quality, precise datasets that improve AI model accuracy and performance. I am dedicated to maintaining rigorous quality standards and leveraging my critical thinking, teamwork, and fast learning abilities to drive measurable improvements in AI and NLP systems.

Labeling Experience

Annotator

AppenTextEntity Ner ClassificationText Summarization

Ensured adherence to project guidelines and maintained high-quality standards

Ensured adherence to project guidelines and maintained high-quality standards

2025 - 2025

Evaluator

Internal Proprietary ToolingAudioEvaluation RatingAudio Recording

Performed Hindi transcription quality checking with high accuracy. • Reviewed, corrected, and validated transcripts for grammar, punctuation, and context. • Ensured adherence to project guidelines and maintained high-quality standards.

Performed Hindi transcription quality checking with high accuracy. • Reviewed, corrected, and validated transcripts for grammar, punctuation, and context. • Ensured adherence to project guidelines and maintained high-quality standards.

2025 - 2025

Annotator

AppenImageClassificationObject Detection

I am worked in video and image labeling and annotation, where I carefully watch videos and add correct labels as per guidelines. This work helps improve AI systems and requires focus, accuracy, and responsibility.

I am worked in video and image labeling and annotation, where I carefully watch videos and add correct labels as per guidelines. This work helps improve AI systems and requires focus, accuracy, and responsibility.

2025 - 2025

Education

Work History