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Senior Full Stack Engineer  ·  J.P. Morgan Chase & Co.

Ranjit Prajapati

Mumbai, India 10 Years Enterprise Global Banking & Fintech

Architecting enterprise-scale cloud-native financial systems, high-volume microservices, and AI Agentic solutions for mission-critical banking operations—delivering measurable performance, compliance, and resilience at global scale.

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Professional Summary

Senior Full Stack Engineer with 10 years of experience designing high-availability enterprise applications across trade operations, payment systems, digital onboarding, and regulatory compliance in banking and fintech. Strong command over Java, React, Spring Boot, AWS, Kafka, and Kubernetes.

Currently driving cloud-native microservices modernization at J.P. Morgan Chase & Co., with a proven track record in large-scale system transformation—including 10M+ record migrations and delivering 66% performance gains for mission-critical backend processors.

Technical Arsenal

Comprehensive tech stack & specialized domains

Backend & Architecture

Java
Spring Boot
Spring Batch
Spring Data JPA
Hibernate
MSMicroservices
DSDistributed Systems
EDAEvent-Driven Arch

Frontend & UI

React.js
React Hooks
RESTREST Integration
Redux Toolkit
Vite
Tailwind CSS

AI & LLM Tools

Claude CodeClaude Code
GithubCopilotGitHub Copilot
CTXContext Engineering
AGTAgent Development
MCPMCP
SKLSkill Creation

Cloud & Containers

AWS Cloud
Docker
Kubernetes
CI/CDCI/CD Pipelines
Git

Data & Security

Oracle
SYBSybase ASE
Kafka
Redis
Spring Security
JWTOAuth2 / JWT

Ops & Methods

JUnit / Mockito
Playwright (E2E)
LOGLog Analysis
RCARoot Cause Analysis (RCA)
PRDProduction Support
SCRAgile / Scrum

Professional Experience

Software Engineer III

May 2022 - Present

J.P. Morgan

  • ●Architected cloud-native microservices for core banking and trade settlement operations on AWS EKS using Spring Boot, supporting mission-critical financial workflows at global scale.
  • ●Engineered data migration for 10M+ records from Sybase ASE to Oracle with Spring Batch, achieving a 66% runtime reduction.
  • ●Implemented OAuth2/JWT authentication and automated compliance validation workflows, cutting manual review effort by 97% across regulated banking systems.
  • ●Built Kafka event streams, Redis distributed caching, and Kubernetes (EKS) deployments with full CI/CD pipeline support across multiple environments.
  • ●Led production incident response, root cause analysis (RCA), and Playwright-based E2E test automation to improve system reliability and release stability.

Software Developer II

Nov 2021 - May 2022

Oracle Financial Services

  • ●Developed high-performance REST APIs for financial onboarding workflows and institutional client management.
  • ●Improved deployment reliability through configuration-driven setups and CI/CD pipeline enhancements.
  • ●Assisted in production issue resolution and deployment validations across financial services modules.

Associate Developer

May 2020 - Nov 2021

Institutional Shareholder Services (ISS)

  • ●Designed core backend modules and REST APIs for the Climate QC analytics platform using Java and Spring Boot.
  • ●Implemented React-based UI components and developed automation scripts for nightly system synchronization.
  • ●Resolved production performance issues and supported critical deployments in a distributed environment.

Consultant

Jul 2019 - Apr 2020

Xebia (Client: Intellect Design Arena)

  • ●Contributed to the development of a recommendation engine with performance-focused backend optimizations.
  • ●Improved overall system scalability and successfully reduced critical processing bottlenecks.

Software Engineer

Jun 2016 - Feb 2019

Atos

  • ●Developed an enterprise-grade price management system supporting multi-region fuel pricing.
  • ●Participated in the full SDLC lifecycle from initial design to production deployment and monitoring.
  • ●Enhanced system reliability through structured exception handling, RCA, and logging improvements.

Certifications

Oracle Certified Associate, Java SE 7 Programmer

Oracle · 2016

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Claude Code - The Practical Guide

Udemy · May 2026

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Claude Code 101

Anthropic Education · Apr 2026

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Impact at a Glance

66%

Efficiency Gain

97%

Automation

10M+

Migrations

10Y

Experience

Open to high-impact opportunities.

Available for senior engineering and technical leadership roles in enterprise financial services.

known1995ranjit@gmail.com linkedin.com/in/ranjit-prajapati github.com/PLRanjit hackerrank.com/Ranjit007 codewars.com/users/PLRanjit