Over 25 years of technical expertise in delivering enterprise solutions, web applications, and microservices, particularly in the Banking and Trading domains. Proficient in a range of technologies, with a strong focus on Java and Spring Boot.

Key Skills and Experiences:

Java Versions:

• Extensive experience with Java versions from JDK 6, 8 to 21 since 1998.

Spring Framework:

• Spring Boot
• Spring Security
• Reactive
• Spring Batch
• Spring MVC
• JPA
• CRUD
• RESTful
• WebSocket

Authentication:

• Spring Security
• JWT
• OAuth2
• Okta
• SSL
• LDAP

Microservices:

• Spring Cloud Zuul
• Eureka
• Netflix Hystrix

Containerization and Orchestration:

• Docker
• Kafka

Build Tools:

• Maven
• NPM
• Yarn
• Gradle

Testing:

• JUnit
• Mockito
• TestNG
• TDD
• Regression

CI/CD:

• DevOps
• Jenkins

Event Capturing:

• AppDynamics
• UFW framework

Design and Coding:

• Design patterns
• OOPS
• Web services
• Multithreading
• Serialization
• Generics
• Collections
• Asynchronous
• Workflow management
• Session management
• Scope management
• Template development
• Rules-based data processing

Code Quality:

• Code refactoring
• Ensuring quality standards

Troubleshooting:

• Performance issues
• Concurrency issues (deadlocks)
• Memory leaks

Real-Time Interface (RTI)

• Asynchronous data updates using Event notifications.
• Winsock

Caching

• Distributed environment.

Cloud Services

• Google Cloud Compute Engine setup
• Linux VM instance creation
• Firewall setup
• Web servers installation (Tomcat, Glassfish)
• Database instances (PostgreSQL, MSSQL, MySQL)