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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

Greater Bengaluru Area

4+ years of work experience

Infosys
Jul 202511 mosPresent

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
Infosys
Oct 202410 mosJul 2025

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
Infosys
Apr 20222 yrs 6 mosSep 2024

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

Madan Mohan Malaviya University of Technology

Bachelor of Technology - BTech, ELECTRICAL ENGINEERING

Madan Mohan Malaviya University of Technology

20154 yrs2019

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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

Abhishek Kumar - Digital Specialist Engineer in Greater Bengaluru Area | Tal