Vinoj Varghese

Java Backend Engineer with 12+ years of experience building enterprise-grade ERP and cloud applications. Specialized in Spring Boot microservices, Hibernate Oracle ADF, REST API design, and Oracle Fusion Cloud SCM. Proven track record of improving application performance, automating testing processes, and delivering high-quality solutions in Agile environments.

Senior Application Engineer at Oracle (2019-08 – Present)

• Developed key modules in Oracle Fusion Apps SCM Cloud - Asset Lifecycle Management product.
• Involved in design and development of the Business requirements and implementing solutions through Oracle ADF (Java based framework) Business Components and Redwood framework under AGILE/SCRUM environment.
• Led migration of a monolithic application to Spring Boot microservices, resulting in a 30% reduction in deployment time.
• Developed 20+ scalable new REST APIS for salient ERP functionalities under average response time of 200ms and instrumented various idempotent ESS (Oracle Enterprise Scheduler) services having high availability and scalability, with load balancing.
• Designed event-driven architecture for asset and work order state changes and maintenance triggers.
• Used Spring Data JPA/Hibernate for persistence and optimized database interactions.
• Designed and implemented API Gateway routing, filtering, and rate limiting and applied resilience patterns (Circuit Breaker, Retry, Timeout) to ensure fault tolerance.
• Containerized services using Docker and deployed on Kubernetes for scalability and orchestration.
• Written test cases to unit test for continuous validation of business logic using the JUnit framework.
• Streamlined processes through writing automation scripts using Selenium and increasing accuracy in application testing.
• Resolved critical customer issues and leveraged JFR to fix the production performance.
• Collaborated with Clients, Product Managers, and cross-functional teams to troubleshoot and resolve code defects.
• Actively participated in code reviews and provided guidance to other developers for continuous improvement.
• Worked on different scrum teams and drive in scrum calls and other events.

Lead Engineer at HCL Technologies (2016-04 – 2019-08)

• Worked on enterprise solution Cisco Security Manager (CSM) using NMS (Network Management System) model that helps organizations scale efficiently and manage a wide range of cisco security devices like router, ASAs.
• Worked on various state of the art network security policies like Access Rules, NAT (Network Address Translation) etc.
• Developed new SSH/SNMP/HTTPS policy support for FPR2K series ASA devices.
• Handled post-release defect resolution and production support for enterprise security clients.
• Represented software applications engineering team during large and complex development projects.
• Updated old code bases to modern development standards, improving functionality.

Software Engineer at 3i Infotech Limited (2013-05 – 2016-03)

• Worked on multiple products on insurance (Premia11j Life, Orion) and financial domains using Java and J2EE technology.
• Extensive involvement in all stages of application development life cycle including requirements, logical and physical architecture modeling, design, development, implementation, and support.
• Designed and developed UI screens with JSF to provide interactive screens to display data for Group Life and Individual Life insurance.
• Worked with software development and testing team members to design and develop robust solutions to meet client requirements for functionality, scalability, and performance.

B-tech in Computer Science Engineering – Bharathiyar College of Engineering and Technology (2012-06)

HSC in Science – Jawahar Navodaya Vidyalaya (2008-03)