Nayan Kumar
Bhagalpur
Summary
Dynamic Java Developer with a proven track record at Goldman Sachs, excelling in application maintenance and feature implementation. Proficient in Java, Spring Boot, and RESTful API design, I leverage strong debugging skills and agile methodologies to deliver high-quality solutions. Committed to continuous improvement and collaboration in fast-paced environments.
Overview
4
4
years of professional experience
Work History
Java Developer
Infosys
03.2022 - Current
- Company Overview: Worked for Goldman Sachs, a leading American bank and financial investment company.
- Responsibilities included application maintenance, monitoring, fixing, debugging, and implementing features for client-side applications.
- Involved in the development & implementation of client-side application using inhouse language Slang.
- Worked for Goldman Sachs, a leading American bank and financial investment company.
Education
Bachelors Of Technology - Information Technology
Guru Nanak Institute of Technology
Kolkata, West Bengal01.2019
Secondary -
Tarar College
Bhagalpur, Bihar01.2015
Primary -
Delhi Public School
Bhagalpur, Bihar01.2012
Skills
- Java and Spring Boot
- Spring MVC and Framework
- JPA and Hibernate
- Multithreading techniques
- Design patterns
- SOLID principles
- CI/CD processes
- MySQL database management
- AWS cloud services
- Debugging and troubleshooting
- Git version control
- JUnit testing framework
- Mockito testing tools
- RESTful web API design
- Agile methodologies
- OOP concepts
- Data structures and algorithms
Projects
Access management system
- Designed and developed an enterprise-grade access management system using Spring Boot microservices
- Implemented role-based approval workflows with JWT-based authentication
- Integrated Apache Kafka for asynchronous notification and audit event processing
- Containerized microservices using Docker, and deployed on AWS EC2 with RDS MySQL
- Built CI/CD pipeline using GitHub Actions to automate build, test, and deployment
- Improved request processing scalability and reduced synchronous dependencies using event-driven architecture
Real-time order processing and inventory system
- Developed a real-time order processing system using Spring Boot microservices
- Implemented Kafka-based event-driven communication for order, inventory, and payment workflows
- Ensured data consistency using the transactional outbox pattern
- Dockerized all services and deployed to AWS with automated CI/CD pipelines
- Designed scalable REST APIs with proper exception handling and validations
Timeline
Java Developer
Infosys
03.2022 - Current
Bachelors Of Technology - Information Technology
Guru Nanak Institute of Technology
Secondary -
Tarar College
Primary -
Delhi Public School