APPLICATIONS DEVELOPER

CONTINENTAL TECHNOLOGY SOLUTIONS PTE. LTD.; Singapore; On-site; SGD 70,000 - 90,000; Full time

Job summary

A leading technology solutions provider in Singapore is seeking a skilled Java/J2EE Developer to design, develop, and maintain enterprise applications. The ideal candidate will have a strong background in Object-Oriented Programming and extensive experience with the Spring Framework. Key responsibilities include participating in the software development life cycle and supporting AWS cloud migration efforts. Strong problem-solving and communication skills are essential for success in this role.

Qualifications

• Bachelor's degree or equivalent experience required.
• Strong hands-on experience in Java/J2EE development.
• Experience with Spring Framework and Hibernate.

Responsibilities

• Design, develop, test, and maintain enterprise Java/J2EE applications.
• Support and contribute to AWS cloud migration efforts.
• Provide production support and conduct root cause analysis.

Skills

Java/J2EE development

Agile methodologies

Object-Oriented Programming

Microservices architecture

SQL performance tuning

Education

Bachelor’s degree in Computer Science or related field

Tools

Spring Framework

IBM WebSphere

Oracle WebLogic

JBoss

AWS

DB2

PostgreSQL

Couchbase

Job description

Roles & Responsibilities:

• Design, develop, test, and maintain enterprise Java/J2EE applications using Object-Oriented programming principles.
• Participate in all phases of the Software Development Life Cycle (SDLC) in Agile and Waterfall execution models.
• Develop web and enterprise components using JSP, Servlets, EJB, and the Spring Framework (Spring MVC, Spring Boot, Spring JDBC).
• Design, implement, and integrate SOAP and RESTful web services.
• Build and maintain applications using microservices architecture, ensuring scalability, reliability, and performance.
• Deploy, configure, and support applications on IBM WebSphere (ND and Base), Oracle WebLogic, and JBoss application servers.
• Support application deployments across Linux, Unix, and Windows Enterprise environments.
• Design, develop, and optimize database interactions using DB2, Oracle, PostgreSQL, and Couchbase.
• Perform SQL tuning, database performance optimization, and data integrity management.
• Support and contribute to data center–to–AWS cloud migration efforts, including application assessment and modernization.
• Collaborate with cross-functional teams including QA, DevOps, infrastructure, and business stakeholders.
• Provide production support, conduct root cause analysis, and implement long-term solutions for system stability.
• Ensure adherence to coding standards, security policies, and industry best practices.

Requirements:

• Bachelor’s degree in Computer Science, Engineering, or a related field (or equivalent professional experience).
• Strong hands‑on experience in Java/J2EE development with a solid foundation in Object‑Oriented Programming.
• Proven experience with Spring Framework (Spring MVC, Spring Boot, Spring JDBC) and Hibernate.
• Experience developing and consuming SOAP and RESTful web services.
• Strong understanding of microservices architecture and distributed systems.
• Hands‑on experience with IBM WebSphere (ND & Base), Oracle WebLogic, and JBoss application servers.
• Extensive experience with databases including DB2 (9.1, 9.7, 10.1), Oracle 10g/11g, PostgreSQL, and Couchbase.
• Proficiency in SQL, stored procedures, and database performance tuning.
• Experience with AWS cloud migration or cloud‑based application deployments.
• Experience working in Linux, Unix, and Windows Enterprise environments.
• Proven experience working in Agile (Scrum) and Waterfall development models.
• Strong analytical, problem‑solving, and communication skills.