Jitesh Raghav

Hi, I'm Jitesh

Engineer building scalable backend systems, AI-powered products, contributing to open source, and occasionally shipping indie projects.

About

Full-stack dev @WesternUnion experienced in Spring Boot, Java, React, and Next.js. My background includes full time SDE roles, opensource contributions, internships, freelance work, a ton of personal projects. and a range of courses and certifications.

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Work Experience

Open for work

Western Union

Jan 2025 - Present

Software Engineer 1

Working on WUPOS, Western Union's enterprise retail agent portal processing 5M+ daily transactions across 550,000+ agent locations globally.

Resolved 25+ critical production bugs preventing $150,000-$200,000 in revenue loss, reducing MTTR by 35% through permanent fixes and hot patches.
Patched an FX rate computation error causing excess fund disbursement across 100+ live transactions; fixed Angular UI state management defects and SSO authentication issues within 1 business day.
Contributed to event-driven microservices using Kafka for asynchronous inter-service communication handling millions of daily financial transactions.
Migrated services to Java 17 and Spring Boot 3, reducing runtime costs by 20% and eliminating technical debt.
Participated in system design discussions for high-availability, fault-tolerant microservices at production scale.

ViragVigyan

Dec 2024 - Jun 2025

Full Stack Developer

Built and shipped full-stack features across multiple products in a remote startup environment.

Developed an RBAC system managing permissions across multiple user roles for a custom CRM platform, with Node.js backend services and Linux server deployment via SSH.
Built React UI components and integrated backend APIs for an inventory management system; developed responsive client landing pages and a movie publishing platform with an admin dashboard.
Managed MySQL database administration and leveraged Cloudflare Workers and R2 for scheduled jobs and object storage.

Nexus Software

Jan 2024 - Apr 2024

Java Developer Intern

Backend development internship focused on Java-based application development.

Built and maintained Java booking management applications using Core Java, JSP, Servlets, and MySQL, delivering client-facing features end to end.
Debugged production defects and improved system reliability following software development best practices in an agile team environment.

Open Source Contributor

Oct 2023 - Jan 2024

Active Contributor to Community Projects

Regularly contribute to open-source projects, focusing on Java, Spring Boot, Next.js etc. Contributions include bug fixes, new feature implementations, and code optimization across various repositories. Collaborate with global developers, enhancing code quality and fostering continuous learning within the open-source community

Upwork

Jun 2023 - Dec 2023

Freelance Software Engineer

Delivered full-stack client projects independently across frontend and backend.

Built a movie recommendation platform with personalized content discovery, responsive UI, and seamless UX using React.
Developed and deployed a URL shortener with custom link generation, redirection management, and usage analytics.

My Projects

Check out my latest work

I've worked on a variety of projects, from simple websites to complex web applications. Here are a few of my favorites.

PrepSlay

May 2025 - June 2025

AI mock interview platform with Vapi voice AI, Deepgram transcription, and OpenRouter-generated questions for 10+ roles. Includes Supabase sessions, Play.ht voice synthesis, and credit-based payments.

React

Javascript

Tailwind CSS

Vapi

Supabase

OAuth

Play.ht

Deepgram

Openrouter

Website

Source

KwikReels

April 2025 - May 2025

AI short-form video creator that turns prompts into scripts, voiceovers, styled visuals, captions, and music. Supports cinematic, watercolor, cartoon, graphic, and anime styles with credit-based payments.

Next.js

Typescript

Tailwind CSS

Inngest

Firebase

ConvexDb

Website

Source

NotMedium

June 2025

A dashboard to access the tech/engineering blogs of all the major tech companies in one place.

Next.js

Typescript

Tailwind CSS

Shadcn

Lucide Icons

Email.js

Website

Source

Drawscribe.io

Aug 2024 - Oct 2024

Drawscribe.io is an interactive drawing and guessing game built with WebSocket, Spring Boot, and React, offering real-time multiplayer fun for users to showcase creativity and guessing skills.

Spring Boot

React

Tailwind CSS

Web Sockets

Howler.js

DiceBear

Fabric.js

Website

Source

CramIt

March 2025 - March 2025

AI learning companion that turns any topic into short courses, quizzes, facts, and visual flashcards across multiple categories, powered by credit-based payments.

Next.js

Typescript

Tailwind CSS

Shadcn

Supabase

Prisma

OAuth

Website

Source

GoRoam

April 2025 - April 2025

AI travel assistant that creates personalized day-by-day itineraries, ticket plans, and budgets. Customize trips by duration, group size, and style, with credit-based payments built in.

React

Typescript

Tailwind CSS

NextAuth.js

Supabase

Prisma

Website

Source

View more projects

Skills

Java

Spring

Spring Boot

REST

Microservices

JavaScript

TypeScript

Angular

React

Redux

Next.js

Tailwind

Playwright

Git

Docker

SQL

Redis

GraphQL

Kafka

Rabbit MQ

WebSockets

Ffmpeg

HLD

LLD

JUnit

Playwright

Jest

Maven

Elastic Search

Design Patterns

Open source activity

265 contributions in the last year.

View GitHub

OctNovDecJanFebMarAprMayJunJulAugSep

MonWedFri

I write here

Engineering Notes

Backend, distributed systems, AI, Java, and system design.

View all

2026-08-25

How Does Notion Keep Your Phone and Laptop in Sync?

Read note ->

2026-08-22

How Does Your Authenticator App Works Without Wi-Fi, Internet, or Mobile Network?

Read note ->

2026-08-09

Bloom Filters: How Systems Check Billions of Items Without Storing Them All

Read note ->

Education

Army Institute of Technology, Pune

2021 - 2025

Bachelor of Engineering, Elctronics and Telecommunication

Certifications

Never really done learning

Always picking up something new. Keeps things interesting.

June, 2023

Java-Zero to First Job

Udemy

Learned and implemented core Java concepts, advanced Java topics, and Java 8 features, including exception handling, collections, and multithreading.

Oct, 2023

Spring 6 and Spring Boot 3

Udemy

Gained expertise in Spring 6 and Spring Boot 3, focusing on building RESTful APIs, dependency injection, and application configuration..

Nov, 2023

Building real time REST APIs

Udemy

Explored the principles of REST architecture, learned to create real-time APIs, and implemented a Blog application.

Feb, 2024

Microservices and Spring Cloud

Udemy

Studied microservices architecture and Spring Cloud, focusing on building scalable applications, service discovery, and API gateways.

View more certifications

Jan, 2024

Namaste JavaScript

NamasteDev

Acquired foundational and advanced JavaScript skills, including ES6 features, asynchronous programming, and DOM manipulation techniques.

Jan, 2024 - March, 2024

Namaste React

Namaste Dev

Learned React fundamentals, including components, state management, hooks, and routing, while building interactive web applications.

Sept, 2024

Next.js 15 Course

freeCodeCamp

Studied Next.js 15 features, including server-side rendering, static site generation, and API routes for building performant web applications.

May, 2024

System Design for Beginners

freeCodeCamp

Learned system design principles, focusing on scalable architecture, database design, and performance optimization for software systems.

March, 2025

Harkirat Cohort 3.0

100xDevs.com

Took part in Harkirat's Web Dev, DevOps and Blockchain cohort 3.0

May, 2025

System Design for Beginners By Arpit Bhayani

arpitbhayani.me

Brushed up on some of the important system design concepts important for deeper understanding of scalable systems.

April, 2026

LLD by Concept & Coding

YouTube

Learned low level design in deep with Design Patterns and real problems

June, 2026

Frontend System Design Course

LearnersBucket

Deepdived in frontend system design to master frontend and machine coding rounds

Contact

Get in Touch

Want to chat? HMU on Twitter and I'll get back to you when I can. More ways to reach me → Linktree