RAJOO YADAV
Mumbai
Summary
Java Backend Developer with 4.5 years of experience in designing, building, and deploying scalable enterprise applications using Java, Spring Boot, Microservices, REST APIs, SQL, JPA/Hibernate, Kafka, and Docker. Strong expertise in backend architecture, API development, system integration, database optimization, and Agile delivery. Worked across BFSI, Telecom, Automotive, and Government sectors delivering high-performing and secure applications.
Overview
5
5
years of professional experience
1
1
Certification
Work History
Senior Software Engineer
Capgemini
04.2025 - Current
- Client: Stellantis – Digital Supply Chain Optimization
- Environment: Java 8, Spring Boot, Microservices, Kafka, Docker, PostgreSQL
- Developed microservices for order processing, logistics, and inventory improving operational accuracy by 20%.
- Designed and implemented secure REST APIs with Spring Boot achieving 99% uptime in production.
- Optimized JPA queries and repository patterns, reducing database latency by 30%.
- Integrated Kafka-based asynchronous communication to improve message throughput.
- Built UI components using Thymeleaf and integrated them with backend APIs.
Senior Software Engineer
Wipro
03.2023 - 04.2025
- Project: Yahoo Mail APS – Attachment Preview System
- Environment: Java 8, Spring Boot, Kafka, Oracle, Docker
- Developed attachment preview microservice enabling real-time viewing of PDFs, images, and documents inside Yahoo Mail.
- Designed REST APIs for preview processing improving feature adoption by 40%.
- Implemented asynchronous Kafka consumers improving file-processing speed.
- Enhanced service performance through refactoring and code modularization reducing duplication by 25%.
- Project: TRACES – ICICI Bank
- Environment: Java, Spring Boot, JPA, Oracle
- Developed APIs for Fine status, Form 16 generation and tax reconciliation used by 1M+ customers.
- Improved backend validation workflows, reducing manual interventions by 50%.
- Built audit logging, exception handling and optimized Oracle queries ensuring secure data operations.
Software Engineer
Tech Mahindra
06.2021 - 02.2023
- Project: AT&T– Application Modernization
- Environment: Java, Spring Boot, Microservices, Oracle, Kafka
- Modernized legacy telecom systems into microservices reducing response latency by 35%.
- Built REST controllers, services, repositories, and optimized entity mapping.
- Implemented structured logging, validation layers and exception handling.
- Project: SDMC – NIC (Government Portal)
- Environment: Java, Spring Boot, Thymeleaf, PostgreSQL
- Developed backend modules for property tax, licensing, birth/death registration and citizen services used by 5M+ users.
- Built secure form handling, field validation and CRUD operations using Spring Boot + Thymeleaf.
- Improved PostgreSQL queries ensuring faster response under peak load.
Education
MCA - Master of Computer Application
Kalinga University
Raipur01-2021
BCA - Bachelor of Computer Application
Kalinga University
Raipur01-2017
Skills
- Languages: Java 8/17
- Frameworks: Spring Boot, Spring MVC, Spring Data JPA, Microservices, Hibernate
- Web Services: REST API, JSON
- Messaging: Apache Kafka, Apache Camel
- Frontend: HTML5, CSS3, JavaScript, jQuery, Thymeleaf, Bootstrap
- Databases: Oracle, PostgreSQL, MySQL
Certification
(Java / Spring Boot / SQL / Kafka – recommended additions)
Languages
English
Advanced (C1)
Hindi
Advanced (C1)
Timeline
Senior Software Engineer
Capgemini
04.2025 - Current
Senior Software Engineer
Wipro
03.2023 - 04.2025
Software Engineer
Tech Mahindra
06.2021 - 02.2023
MCA - Master of Computer Application
Kalinga University
BCA - Bachelor of Computer Application
Kalinga University
PROJECTS (DETAILED)
1)Eliade – Digital Supply Chain (Stellantis)
- Built microservices to streamline global vehicle logistics and order management.
- Developed service interfaces, controllers, repositories, persistence layer and validations.
- Designed Thymeleaf templates supporting automated workflow screens.
2)Yahoo Mail APS – Attachment Preview System
- Implemented preview engine for documents, PDFs and images.
- Integrated microservices with Yahoo Mail frontend for instant previews.
- Implemented Kafka-based Async file processing pipeline.
3)TRACES – TDS Reconciliation (ICICI Bank)
- Built modules for form generation (Form 16, 16A, 26AS).
- Designed DB mapping documents and optimized entity relations.
- Automated workflows for Fine verification and tax data reconciliation.
4)AT&T– Telecom Modernization
- Converted large monolithic applications into small, deployable microservices.
- Integrated Kafka for streaming telecom data.
- Migrated persistence layer to Hibernate improving scalability.
5)SDMC – Government Citizen Services Portal.
- Developed backend for property tax and licensing services.
- Integrated Spring Boot APIs with Thymeleaf UI.
- Improved performance with optimized PostgreSQL stored procedures.