---
title: "Harshit S. - Senior Software Engineer in Bengaluru | Tal"
description: "Meet Harshit S., Data @ Walmart | 11+ Years | Big data & Distributed systems architect based in Bengaluru. AI stack includes cursor, langchain, and langgraph."
image: "https://tal.club/meet/harshit-s-1/share-image"
---

# Harshit S\. on Tal

## Headline

Data @ Walmart \| 11\+ Years \| Big data & Distributed systems architect

## About

Staff Software Engineer \| 11\+ Years \| Distributed Systems & Big Data Architect

## Location

Bengaluru

## AI stack

cursor

langchain

langgraph

mcp

## Work experience

Senior Software Engineer at Walmart Global Tech India, Oct 2021 \- Apr 2026 · 4 yrs 7 mos, Bengaluru, Karnataka, India, At Walmart Global Tech India, I played a pivotal role in developing a robust ad inventory platform\. I defined the technical roadmap for both streaming ingestion and batch computation layers, fostering cross\-functional collaboration with Product and DevOps teams\. Led the development of key KPIs for advertiser focused usecases\. This platform facilitated real\-time forecasting to meet various advertiser objectives, showcasing my ability to drive innovation in a fast\-paced environment\. Led modernization of infrastructure and led key code quality improvements\. Setup best practices around CI/CD\. Led cost saving efforts for batch pipelines that helped to save $25k/month\.

Engineer II at American Express, Jul 2019 \- Sep 2021 · 2 yrs 3 mos, Bengaluru, Karnataka, India, • Developed managed services on the Amex Big Data platform, prioritizing developer experience and self\-provisioning\. • Utilized Hadoop stack products including HBase, HDFS, Hive, and Spark, along with Kafka for batch and stream processing\. • Automated deployment processes using CI/CD tools, enhancing operational efficiency\. • Conducted POCs to evaluate cloud vendors for American Express's big data strategy\.

Software Engineer at American Express, Jul 2019 \- Sep 2021 · 2 yrs 3 mos, Managed Services on Amex Big Data Platform: • Platform scalability & Developer experience: Secured and optimized multi\-tenancy access to underlying MapR M7,M5 volumes, significantly enhancing developer experience and platform security\. • Microservices Orchestration: Architected and deployed a high\-throughput HDFS streaming service on Kubernetes, designing chunk\-based data transfer protocols and MySQL\-driven metadata tracking to ensure fault\-tolerant, resumable file access for global data consumers\.

Senior Software Engineer at Valtech India, Oct 2018 \- Apr 2019 · 7 mos, Gurgaon, India, • Spearheaded the migration of a monolithic application to a microservices architecture, enhancing system scalability and maintainability\. • Implemented financial transaction capture and payload delivery to third\-party applications using Spring Integration and AWS SQS queues\. • Collaborated with cross\-functional teams to ensure seamless integration and deployment of microservices\.

Senior System Engineer at Infosys, May 2015 \- Sep 2018 · 3 yrs 5 mos, Pune Area, India, • Led the modernization of an in\-house enterprise application by transitioning from a legacy 3\-tier MVC architecture to a Spring Boot microservices architecture\. • Developed a highly concurrent multi\-threaded image converter to transform Tiff files into lightweight SVG formats\. • Collaborated with cross\-functional teams to ensure seamless integration and performance optimization\.

Internship at Defence Research and Development Organisation, Jun 2014 \- Nov 2014 · 6 mos, Greater Hyderabad Area, To design a Turbo Decoder for Software Defined Radio using VHDL\. The project included coding in VHDL and testing the logic using modelsim tool\.

## Education

Bachelor of Technology, Electronics and Communication Engineering, Indian Institute of Information Technology, Design and Manufacturing, Jabalpur

Lucknow Public School

[View the original profile](https://tal.club/meet/harshit-s-1)

```json
{
  "@context": "https://schema.org",
  "@graph": [
    {
      "@type": "Person",
      "@id": "https://tal.club/meet/harshit-s-1#person",
      "name": "Harshit S.",
      "url": "https://tal.club/meet/harshit-s-1",
      "image": "https://tal.club/meet/harshit-s-1/profile-photo.jpg",
      "description": "Meet Harshit S., Data @ Walmart | 11+ Years | Big data & Distributed systems architect based in Bengaluru. AI stack includes cursor, langchain, and langgraph.",
      "jobTitle": "Senior Software Engineer",
      "worksFor": {
        "@type": "Organization",
        "name": "Walmart Global Tech India"
      },
      "hasOccupation": {
        "@type": "Occupation",
        "name": "Senior Software Engineer"
      },
      "homeLocation": {
        "@type": "Place",
        "name": "Bengaluru"
      },
      "alumniOf": [
        {
          "@type": "EducationalOrganization",
          "name": "Indian Institute of Information Technology, Design and Manufacturing, Jabalpur"
        },
        {
          "@type": "EducationalOrganization",
          "name": "Lucknow Public School"
        }
      ],
      "knowsAbout": [
        "cursor",
        "langchain",
        "langgraph",
        "mcp"
      ],
      "mainEntityOfPage": {
        "@id": "https://tal.club/meet/harshit-s-1#webpage"
      }
    },
    {
      "@type": "ProfilePage",
      "@id": "https://tal.club/meet/harshit-s-1#webpage",
      "url": "https://tal.club/meet/harshit-s-1",
      "name": "Harshit S. on Tal",
      "description": "Meet Harshit S., Data @ Walmart | 11+ Years | Big data & Distributed systems architect based in Bengaluru. AI stack includes cursor, langchain, and langgraph.",
      "dateModified": "2026-06-10T13:56:03.687Z",
      "isPartOf": {
        "@id": "https://tal.club/#website"
      },
      "mainEntity": {
        "@id": "https://tal.club/meet/harshit-s-1#person"
      },
      "primaryImageOfPage": {
        "@type": "ImageObject",
        "url": "https://tal.club/meet/harshit-s-1/profile-photo.jpg",
        "contentUrl": "https://tal.club/meet/harshit-s-1/profile-photo.jpg",
        "caption": "Harshit S. profile photo on Tal"
      },
      "inLanguage": "en-IN"
    }
  ]
}
```