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Senior Java Developer

COMBUILDER PTE LTD

Software EngineeringSenior ExecutiveContractAng Mo Kio, Bishan, Singapore

Job Description

Responsibilities: • Design, develop, and maintain enterprise-grade software applications and solutions using Java, Spring Boot, and Hibernate ORM, ensuring scalability and maintainability. • Build and enhance backend solutions using Microservices Architecture and Distributed Systems to support high-volume transaction processing. • Develop and integrate REST APIs to enable secure and efficient communication across enterprise applications. • Implement Event-Driven Architecture and asynchronous processing mechanisms to improve system responsiveness and reliability. • Design, deploy, and maintain cloud-native applications using AWS Cloud services, ensuring high availability and operational efficiency. • Manage database operations using SQL and Oracle, including data modelling, query tuning, and performance optimization. • Implement messaging and integration solutions using Apache Kafka for reliable data exchange and event processing. • Develop and maintain frontend components using Angular, JavaScript, and AJAX to enhance application functionality. • Contribute to Agile/Scrum delivery through technical design, code reviews, debugging, and collaboration with cross-functional development teams. Requirements: • Bachelor’s degree in Computer Science, Information Technology, or any Engineering related field. • 12+ years of experience in Java applicatios development, enterprise application engineering, and software development. • Strong experience in Java, Python, C/C++, Spring Boot, and Hibernate ORM. • Hands-on experience in designing and developing Microservices Architecture and Distributed Systems. • Strong experience in REST API development and integration. • Hands-on experience in Event-Driven Architecture and asynchronous processing. • Strong experience in AWS cloud services and cloud-native application development. • Strong experience in SQL, Oracle, database design, and performance optimization. • Hands-on experience in Apache Kafka, along with Angular, JavaScript, and AJAX. • Experience in Agile/Scrum methodologies, technical design, code reviews, and collaborative software development.

Listing closes 5 Dec 2026.

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