---
title: "Vaibhav Sharma - Back End Developer in Delhi | Tal"
description: "Meet Vaibhav Sharma, Backend Engineer | Java, Spring Boot, Kafka, Microservices | Building Scalable Distributed Systems based in Delhi."
image: "https://tal.club/meet/vaibhav-23/share-image"
---

# Vaibhav Sharma on Tal

## Headline

Backend Engineer \| Java, Spring Boot, Kafka, Microservices \| Building Scalable Distributed Systems

## About

Backend Engineer with 4\+ years of experience building scalable Java Spring Boot microservices and event\-driven systems\. Experienced in Kafka, PostgreSQL, Redis, REST APIs, and distributed system design\. Worked on enterprise backend workflows involving asynchronous processing, integrations, caching, and high\-throughput services\. Interested in backend and distributed systems engineering opportunities\.

## Location

Delhi

## Work experience

Back End Developer at HCLTech, Apr 2022 \- Present · 4 yrs 3 mos, Hybrid

Software Engineer at HCLTech, Feb 2021 \- Apr 2022 · 1 yr 3 mos, Remote

Back End Developer at HCL Technologies, Feb 2022 \- Present · 4 yrs 5 mos, • Built and enhanced multiple enterprise backend systems using Java Spring Boot microservices, supporting user management, scheduling, billing, and workflow automation\. • Developed and maintained 10\+ microservices, enabling independent deployments, improved scalability, and faster feature delivery across business modules\. • Designed event\-driven workflows using Apache Kafka, processing 50K\+ daily events to support asynchronous processing and improve system resilience\. • Implemented asynchronous workflows using CompletableFuture and custom thread pools for notifications, batch jobs, and background processing, improving request responsiveness under load\. • Reduced inter\-service latency by 35% by replacing high\-frequency synchronous REST calls with gRPC for internal service communication\. • Implemented transactional workflows using Spring @Transactional with suitable isolation levels to maintain consistency during concurrent business operations\. • Implemented JWT\-based authentication and role\-based authorization; introduced Redis caching for read\-heavy APIs, reducing repeated database calls and improving response times\. • Designed and optimized PostgreSQL schemas, queries, and indexes supporting high\-volume transactional data with consistent sub\-second performance\. • Deployed and managed services on AWS, ensuring scalability, high availability, and stable performance during peak traffic\. • Added unit and integration tests using JUnit, increasing backend test coverage to \~70% and reducing recurring prod defects\. • Built CI/CD pipelines using GitHub Actions, reducing release effort and standardizing automated quality checks\.

## Education

Bachelor's degree, Computer Science, Birla Institute of Technology and Science, Pilani

B\.Sc\. in Design and Computing, Birla Institute of Technology and Science, Pilani

[View the original profile](https://tal.club/meet/vaibhav-23)

```json
{
  "@context": "https://schema.org",
  "@graph": [
    {
      "@type": "Person",
      "@id": "https://tal.club/meet/vaibhav-23#person",
      "name": "Vaibhav Sharma",
      "url": "https://tal.club/meet/vaibhav-23",
      "image": "https://tal.club/meet/vaibhav-23/profile-photo.jpg",
      "description": "Meet Vaibhav Sharma, Backend Engineer | Java, Spring Boot, Kafka, Microservices | Building Scalable Distributed Systems based in Delhi.",
      "jobTitle": "Back End Developer",
      "worksFor": {
        "@type": "Organization",
        "name": "HCLTech"
      },
      "hasOccupation": {
        "@type": "Occupation",
        "name": "Back End Developer"
      },
      "homeLocation": {
        "@type": "Place",
        "name": "Delhi"
      },
      "alumniOf": [
        {
          "@type": "EducationalOrganization",
          "name": "Birla Institute of Technology and Science, Pilani"
        },
        {
          "@type": "EducationalOrganization",
          "name": "Birla Institute of Technology and Science, Pilani"
        }
      ],
      "mainEntityOfPage": {
        "@id": "https://tal.club/meet/vaibhav-23#webpage"
      }
    },
    {
      "@type": "ProfilePage",
      "@id": "https://tal.club/meet/vaibhav-23#webpage",
      "url": "https://tal.club/meet/vaibhav-23",
      "name": "Vaibhav Sharma on Tal",
      "description": "Meet Vaibhav Sharma, Backend Engineer | Java, Spring Boot, Kafka, Microservices | Building Scalable Distributed Systems based in Delhi.",
      "dateModified": "2026-07-18T19:28:26.435Z",
      "isPartOf": {
        "@id": "https://tal.club/#website"
      },
      "mainEntity": {
        "@id": "https://tal.club/meet/vaibhav-23#person"
      },
      "primaryImageOfPage": {
        "@type": "ImageObject",
        "url": "https://tal.club/meet/vaibhav-23/profile-photo.jpg",
        "contentUrl": "https://tal.club/meet/vaibhav-23/profile-photo.jpg",
        "caption": "Vaibhav Sharma profile photo on Tal"
      },
      "inLanguage": "en-IN"
    }
  ]
}
```