Java Developer - GPP Exp

Responsibilities & Deliverables

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• Define and write implementation specification, derive algorithms and develop code from design documents.
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• Design and develop high-quality code.
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• Test, debug, analyze, and fix application problems/issues. Work closely with stakeholders to fix issues in a timely fashion.
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• Follow the software development lifecycle processes.
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• Interact with internal stakeholders to support product releases and/or resolve program problems.
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• Support and mentor the team where needed.
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• Analyze existing Java application components and database dependencies on Oracle.
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• Refactor database access layers, stored procedure integrations, and data access logic for PostgreSQL compatibility.
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• Perform performance tuning and query optimization to achieve or exceed Oracle baseline performance

Required Experience

5-8 years

Skills

Must

Preferred

• Excellent knowledge in Java, J2EE
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Core Java

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Hibernate, JPA, JTA

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Spring, XMLBeans

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• Web Services, XML, XSD, REST services
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Microservices

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• Spring boot, Spring Cloud
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Kafka, Vertex

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SQL

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IBM MQ, Active MQ, JMS

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WebSphere/WebLogic

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• Unit testing tools like Junit, mocking libraries such as Mockito
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• Build tools like Gradle and Maven
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• Hands-on experience with PostgreSQL
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• 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