Nidhi S.

Key Skills

Software

Other

Top Subject Matter

Data analytics

machine learning

deep learning

Top Data Types

Text

Image

Top Task Types

Question Answering

Classification

Freelancer Overview

Technical Trainer (Data scientist). Brings 11+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other, Internal, and Proprietary Tooling. Education includes Bachelor of Engineering, Gujarat Technological University (2013) and Master of Technology, Sardar Vallabhbhai National Institute of Technology (2016). AI-training focus includes data types such as Text and Image and labeling workflows including Question Answering, Classification, and Sentiment Analysis.

Labeling Experience

Senior AI/ML Engineer - Yanolja Cloud Solutions

ImageClassification

Developed and deployed AI/ML solutions for automated business insights in the hospitality domain. Owned the design of end-to-end data and model pipelines using Python and modern AI frameworks. Applied natural language processing, computer vision, and LLM-based services to support hotel operations and guest intelligence workflows. • Designed AI/ML pipelines for automated insights generation from hotel charts and performance dashboards. • Developed AI-driven Excel column mapping tools for PMS data integration and onboarding automation. • Built call analysis workflows covering transcription, sentiment detection, and interaction classification. • Implemented chat classification and agentic flow for hotel operations using cloud APIs and LLM tooling.

2025 - Present

Senior AI/ML Engineer

TextClassification

Developed AI/ML workflows that perform automated classification and sentiment/interaction labeling for customer communications. Built systems to transcribe calls, detect sentiment, and categorize interactions, enabling downstream analytics and operational decision-making. Implemented LLM-based chat classification workflows with monitoring pipelines to improve accuracy and consistency. • Created end-to-end call analysis workflows for transcription, sentiment detection, and interaction classification • Built chat classification models for customer query/service categorization • Implemented agentic flow logic for hotel operations using LLM reasoning • Delivered cloud-based scalable solutions using Python and OpenAI APIs

2025 - Present

Technical Trainer (Data scientist)

OtherTextQuestion Answering

Trained professionals in data science and machine learning, including Python/SQL and deep learning topics, to enable them to build AI models from data. Delivered lectures and seminars at academic colleges while emphasizing applied NLP and model development concepts relevant to AI training workflows. Supported learners with practical guidance that improved their ability to interpret model outputs and structure datasets for downstream AI use. • Lectured on Python, SQL, machine learning, deep learning, and data visualization for trainees • Provided technical training at colleges and educational programs • Mentored learners on analytics workflows and model-building fundamentals • Coordinated teaching activities through academic institutions and seminar sessions

2023 - 2024

Education

Work History