Assistant Manager - Java / Oracle OSB Software Engineer

jobline resources pte. ltd.; Singapore; On-site; SGD 90,000 - 150,000; Full time

Job summary

jobline resources pte. ltd. is seeking an experienced Integration Engineer to design, develop, and implement integration solutions for migrating applications to AWS Cloud. You will create detailed migration plans, collaborate with cross-functional teams, and ensure secure, scalable API designs.

You will work with OSB routing/mediation, Oracle WebLogic administration, and Oracle SOA Suite to deliver reliable integrations, test thoroughly, and document troubleshooting steps for ongoing support.

Qualifications

• Degree in Computer Science, Computer Engineering or equivalent.

Responsibilities

• Design, develop, and implement integration solutions for applications migrating to the AWS Cloud.

Skills

Java Development

Spring Framework

RESTful APIs

SOAP Web Services

JMS

AWS Cloud

Kubernetes

Git/Version Control

Gradle/Ant

Spring Boot

Education

Degree in Computer Science/Engineering

Tools

OSB (Oracle Service Bus)

Oracle WebLogic Server

Oracle SOA Suite

Terraform

CloudFormation

Git

Gradle

Ant

Spring Boot

API Gateway

Kubernetes

Job description

Responsibilities

• Design, develop, and implement integration solutions for applications migrating to the AWS Cloud platform.
• Prepare detailed migration plans, timelines, and risk mitigation strategies.
• Collaborate with cross-functional teams to understand business requirements and implement effective integration strategies.
• Work closely with the migration team to execute the migration of applications to the AWS Cloud.
• Create and implement APIs to facilitate communication between applications and services.
• Ensure API designs adhere to best practices for scalability, security, and performance.
• Collaborate with team members to troubleshoot complex problems related to integration processes.
• Conduct thorough testing of integration solutions to ensure functionality, performance, and data accuracy.
• Collaborate with QA teams to develop and execute test plans for integrated systems.
• Provide documentation for troubleshooting and support purposes.
• Create and implement APIs to facilitate communication between applications and services.
• Ensure API designs adhere to best practices for scalability, security, and performance.

Requirements

• Degree in Computer Science, Computer Engineering or equivalent.
• In-depth knowledge and hands‑on experience with Enterprise service bus such as OSB (Oracle Service Bus), including configuration, deployment, and management.
• At least 5 years of experience in Java development (Java 8 and above, J2EE, EJB, Spring Framework, etc.,)
• Knowledge of and Spring framework, specifically in Spring Boot, Spring MVC, Spring Security, Spring AOP, and API integration with SOAP and RESTful webservices Strong experience in OSB service routing, mediation, message transformation, and integration patterns.
• Ability to manage integrations & authentication between OSB and various systems, ensuring secure connection.
• Experience in JMS (Java Message Service) configuration and administration, including message queuing and reliable message delivery.
• Experience with Oracle WebLogic Server administration, including installation, configuration, and troubleshooting.
• Experience in designing, developing, and supporting SOA composites using Oracle SOA Suite (BPEL, Mediator, OSB)
• Familiarity with database integration to Oracle DB and PostgreSQL using Spring Data JPA, Hibernate, JDBC
• Knowledge in building and version control with Git, Gradle, Apache Ant
• Hands‑on experience with AWS Cloud-native services (e.g. EC2, S3, Lambda, SQS, RDS, Kubernates, API Gateway.)
• Familiarity with IaC tools like Terraform or CloudFormation
• Ability to handle performance tuning, monitoring, and scaling of OSB and associated components in AWS, ensuring optimal performance and reliability.
• Strong understanding of RESTful APIs, SOAP, and other communication protocols.

Licence no: 12C6060