Piyush Pal Thakur

Key Skills

Software

Internal/Proprietary Tooling

Appen

Top Subject Matter

Nlp Domain Expertise

Multilingual Translation

AI Training

Top Data Types

Audio

Text

Image

Top Task Types

Segmentation

Transcription

Classification

Freelancer Overview

Freelance Language & AI Data Specialist - Text Data Annotation, Translation, Evaluation. Brings 5+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Appen. Education includes Chartered Accountancy, ICAI (2023) and Diploma in Creative Writing, IGNOU (2022). AI-training focus includes data types such as Text and Image and labeling workflows including Translation, Localization, and Classification.

Labeling Experience

Freelance Language & AI Data Specialist - Image Annotation and Captioning

AppenImageClassification

I executed image annotation, labeling, and captioning tasks for computer vision data sets as part of my AI data specialist work. This involved writing alt-text, annotating visual content, and preparing data for machine learning model training. My contributions ensured accurate and accessible datasets for computer vision and automated image recognition systems. • Labeled and classified images for diverse computer vision use cases. • Authored precise image captions and alt-text descriptions. • Annotated images to support automated system training. • Performed quality control checks for accurate data annotation.

I executed image annotation, labeling, and captioning tasks for computer vision data sets as part of my AI data specialist work. This involved writing alt-text, annotating visual content, and preparing data for machine learning model training. My contributions ensured accurate and accessible datasets for computer vision and automated image recognition systems. • Labeled and classified images for diverse computer vision use cases. • Authored precise image captions and alt-text descriptions. • Annotated images to support automated system training. • Performed quality control checks for accurate data annotation.

2022 - Present

Freelance Language & AI Data Specialist - Text Data Annotation, Translation, Evaluation

AppenText

As a Freelance Language & AI Data Specialist, I performed data annotation and labeling to support NLP and machine learning projects. My responsibilities included multilingual translation, transliteration, text segmentation, and evaluation of AI-generated responses. I also provided thorough quality assessments to guarantee linguistic consistency across English, Hindi, German, and French datasets. • Conducted accurate text labeling and segmentation for NLP pipelines. • Translated and localized datasets in four languages for diverse projects. • Evaluated and rated AI-generated content for language models. • Provided quality assurance on labeled datasets to maintain high standards.

As a Freelance Language & AI Data Specialist, I performed data annotation and labeling to support NLP and machine learning projects. My responsibilities included multilingual translation, transliteration, text segmentation, and evaluation of AI-generated responses. I also provided thorough quality assessments to guarantee linguistic consistency across English, Hindi, German, and French datasets. • Conducted accurate text labeling and segmentation for NLP pipelines. • Translated and localized datasets in four languages for diverse projects. • Evaluated and rated AI-generated content for language models. • Provided quality assurance on labeled datasets to maintain high standards.

2022 - Present

Data Labelling

Internal Proprietary ToolingAudioSegmentationTranscription

The project comprised of segmenting human speech from audio files and labelling them on different parameters. Transcription from audio files and recognising their dialects.

The project comprised of segmenting human speech from audio files and labelling them on different parameters. Transcription from audio files and recognising their dialects.

2025 - 2025

Education

Work History