Java Developer - GPP Exp

Responsibilities & Deliverables:

Define and write implementation specification, derive algorithms and develop code from design documents.

Design and develop high-quality code.

Test, debug, analyze, and fix application problems/issues. Work closely with stakeholders to fix issues in a timely fashion.

Follow the software development lifecycle processes.

Interact with internal stakeholders to support product releases and/or resolve program problems.

Support and mentor the team where needed.

Analyze existing Java application components and database dependencies on Oracle.

Refactor database access layers, stored procedure integrations, and data access logic for PostgreSQL compatibility.

Perform performance tuning and query optimization to achieve or exceed Oracle baseline performance

Required Experience:

5-8 years

Must

Preferred

Excellent knowledge in Java, J2EE

Core Java

Hibernate, JPA, JTA

Spring, XMLBeans

Web Services, XML, XSD, REST services

Microservices

Spring boot, Spring Cloud

Kafka, Vertex

SQL

IBM MQ, Active MQ, JMS

WebSphere/WebLogic

Unit testing tools like Junit, mocking libraries such as Mockito

Build tools like Gradle and Maven

Hands-on experience with PostgreSQL

Strong experience with Oracle Database

• Knowledge of GPP and/or Payments domain
• Migration experience - Oracle to PostgreSQL migration projects

Good analytical and logical skills

Awareness of software engineering processes in design, code, testing etc.

Ability to work independently / under low supervision

Possess good verbal and written communication skills