---
title: "Anant S. - Senior AI Engineer in New Delhi | Tal"
description: "Meet Anant S., Senior AI Engineer at RISA based in New Delhi. AI stack includes claude code, codex, and cursor."
image: "https://tal.club/meet/anant-shankhdhar/share-image"
---

# Anant S\. on Tal

## About

As a Machine Learning Engineer at RISA, I focus on automating Oncology Prior Authorization processes using Generative AI techniques\. My role emphasizes leveraging cutting\-edge technology to address complex challenges in healthcare automation\. A graduate of IIT Guwahati with a BTech in Computer Engineering, my professional journey has spanned impactful roles, including Data Scientist at Walmart Global Tech, where I contributed to projects in QnA systems, entity extraction, and AI\-based chatbots\. My expertise lies in GenAI, NLP, and automation, with a commitment to developing innovative machine learning solutions\.

## Location

New Delhi

## AI stack

claude code

codex

cursor

mcp

notion

Qwen

## Work experience

Senior AI Engineer at RISA, Aug 2026 \- Present · 3 mos, Palo Alto, California, United States

Machine Learning Engineer 2 at RISA, Jul 2025 \- Aug 2026 · 1 yr 2 mos, \- Automating Oncology Prior Authorisation using GenAI

Data Scientist at Walmart Global Tech, Jul 2023 \- Jul 2025 · 2 yrs 1 mo, Bengaluru, Karnataka, India, \- QnA Platform Developed RAG\-based QnA system for internal tools and documents, achieving 70% automated query resolution across multiple use cases Implemented multi\-format document ingestion pipeline with guardrails and output moderation \- InsightsLab Built entity extraction service to enhance search functionality for InsightsLab, a platform used to perform research across news regarding Walmart \- Sustainability Chatbot Revamped chatbot using agentic AI architecture \- Workday Translation Bot Improved translation quality for store operations bot, increasing BLEU score from 65 to 72 Integrated ONNX optimization and quantization into training pipeline

Research Intern at Adobe, May 2022 \- Jul 2022 · 3 mos, Bengaluru, Karnataka, India, \- Developed methods for multimodal expansion of sparse documents \- Implemented a module for extracting visual assets corresponding to textual information and reranking them based on the context of the document \- Implemented baselines for multimodal document retrieval from multimodal queries

Machine Learning Intern at Pibit\.ai, Jan 2022 \- Mar 2022 · 3 mos, Gurugram, Haryana, India, \- Performed token classification on policy documents \- Integrated token classification into the MLOPs pipeline \- Developed a package for table stucture recognition with image as input and html as output \.

Member at IITG\.ai, Sep 2020 \- Mar 2022 · 1 yr 7 mos, Guwahati, Assam, India

## Education

Bachelor of Technology \- BTech, Computer Engineering, Indian Institute of Technology, Guwahati

[View the original profile](https://tal.club/meet/anant-shankhdhar)

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