---
title: "Abhishek Kumar - Digital Specialist Engineer in Greater Bengaluru Area | Tal"
description: "Meet Abhishek Kumar, Full Stack MERN Developer | React.js · Node.js · AWS · Microservices · Docker · MongoDB | CI/CD · Kafka · Redis | Infosys Platinum Club | Fascinated with Code & Tech Design & Solutions based in Greater Bengaluru Area."
image: "https://tal.club/meet/abhishek-kumar-23/share-image"
---

# Abhishek Kumar on Tal

## Headline

Full Stack MERN Developer \| React\.js · Node\.js · AWS · Microservices · Docker · MongoDB \| CI/CD · Kafka · Redis \| Infosys Platinum Club \| Fascinated with Code & Tech Design & Solutions

## About

Full Stack MERN Developer with 4\+ years building and scaling cloud\-native applications at Infosys across consumer, retail, and logistics domains\. Key wins: • Cut API response time from \~800ms → \~300ms through caching and async processing • Reduced CI/CD deployment time by \~50% via GitHub Actions and Docker pipelines • Improved MongoDB query performance by \~40% through schema redesign and indexing • Led on\-prem → AWS migration, cutting infrastructure costs by \~20% • Built event\-driven microservices \(Kafka, Redis\) handling 1M\+ daily transactions Tech: React\.js · Node\.js · Express · MongoDB · TypeScript · AWS \(ECS, Lambda, Cognito, S3\) · Docker · Kafka · Redis · JWT · OAuth 2\.0 · RBAC · CI/CD · GitHub Actions Certifications: AWS Certified Cloud Practitioner · Infosys Certified ReactJs, Node\.js & MongoDB Developer Recognition: Infosys Platinum Club \(Top Performer FY2026 & FY2027\) · Best Project Award Jaipur DC 2024 · Rookie of the Quarter Q1 2024

## Location

Greater Bengaluru Area

## Work experience

Digital Specialist Engineer at Infosys, Jul 2025 \- Present · 11 mos, Hybrid, • Owning end\-to\-end design and delivery of enterprise\-grade MERN applications across consumer, retail, and logistics domains improving overall system performance by \~30% • Engineering high\-throughput RESTful APIs; reduced average response time from \~800ms to \~300ms via caching, async processing, and backend tuning • Architecting secure auth systems using JWT, RBAC, AWS Cognito, and Azure AD \(SSO\) for enterprise access control • Building scalable event\-driven microservices using Kafka, Redis, and API Gateway cutting peak\-traffic latency by \~40% • Standardizing CI/CD pipelines \(GitHub Actions \+ Docker\) deployment time cut by \~50%, improving release stability

Senior Systems Engineer at Infosys, Oct 2024 \- Jul 2025 · 10 mos, Hybrid, • Led migration from on\-premises infrastructure to AWS improved horizontal scalability and reduced infra costs by \~20% • Improved MongoDB performance by \~40% through schema optimization, strategic indexing, and query tuning for high\-volume data • Built and led a Finland\-based client's cloud\-native POS and logistics platform handling 1M\+ daily transactions with real\-time processing • Implemented enterprise authentication \(Azure AD, AWS Cognito, JWT, RBAC, SSO\) and achieved 90%\+ test coverage with Jest

Systems Engineer at Infosys, Apr 2022 \- Sep 2024 · 2 yrs 6 mos, Jaipur, Rajasthan, India, • Built scalable React\.js components for a US\-based e\-commerce client — improved frontend performance by \~25% with mobile\-first design • Implemented Redux for state management and real\-time UI updates across subscription\-based order management flows • Developed RESTful APIs and contributed to microservices architecture for consumer and retail domains • Set up unit and integration test suites using Jest and React Testing Library; leveraged GitHub Copilot for test acceleration

## Education

Bachelor of Technology \- BTech, ELECTRICAL ENGINEERING, Madan Mohan Malaviya University of Technology

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

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