Abhishek Tomar
@abhishektomar
Machine Learning Engineer at DIgital Aristotle Pvt Ltd
Delhi, India
Abhishek Tomar is an experienced Machine Learning Engineer specializing in developing advanced AI solutions. His expertise spans NLP, Computer Vision, and Large Language Models (LLMs), including fine-tuning transformers like BERT and LLaMA. He has a proven track record of building scalable, high-traffic systems, such as universal search enhancements and hyper-personalized product development, generating significant business value.
Experience
Machine Learning Engineer
DIgital Aristotle Pvt Ltd
Developed a robust, high-traffic question search system handling over 2 million req/day, integrating Similar Question and Auto Completion modules using ElasticSearch, Transformer(Bert), ANN, and Learning-To-Rank model. Developed universal search feature utilizing Bert Transformer for query intent recognition and entity extraction (F1 score of 0.96). Developed hyper-personalised products using Large Language Models (LLMs) like GPT4, with prompt engineering, Langchain, and Pinecone. Evaluated and fine-tuned open-source LLMs (LLaMA, LLaMA2, Falcon) using QLoRA and Peft framework. Built a cGAN-based model for watermark removal and fine-tuned YOLOv5 for upper body object detection.
Data scientist
Axtria India Pvt Ltd
Developed a call assignment system for Health Care Practitioners across 28 countries using unsupervised clustering and call grids. Developed a model to forecast sales for a new drug using regression and neural networks. Created a roster integration module for daily employee status tracking using Talend and PostgreSQL. Implemented an end-to-end trainable two-stream fusion architecture for video action classification. Developed a text classification system using Support Vector Machine (SVM), PCA, and Auto-Encoders.
Education
IIT Delhi
M.Tech
Computer Technology
BIET Jhansi
B.Tech
Electronics & Communication Engineering
IBM
Certificate
Fundamentals of Scalable Data Science
Covers big data analysis using scalable machine learning techniques and introduces Apache Spark for large-scale data processing.
HSE University
Certificate
Introduction to Deep Learning
Provides foundational knowledge on deep learning concepts, techniques, and their application in various fields.
IISC Bengaluru
Certificate
Deep Generative Models
Explores the mathematics and application of deep learning models designed to generate new data.
Licenses & Certifications
Fundamentals of Scalable Data Science
IBM
Introduction to Deep Learning
HSE University
Deep Generative Models
IISC Bengaluru