Java Microservices Engineer - Spring Boot, On-site KL

Rapsys Technologies Pte Ltd.; Kuala Lumpur; On-site; MYR 90,000 - 150,000; Full time

Job summary

Rapsys Technologies Pte Ltd. in Kuala Lumpur seeks a Java Microservices Developer to design, develop, and maintain scalable payment solutions using Java, Spring Boot, microservices, and XML.

You will work on-site in Kuala Lumpur, collaborating with cross-functional teams to deliver reliable enterprise applications while adhering to security and compliance requirements in a regulated financial environment.

Qualifications

• 3 years of Java application development, maintenance, or production support.
• Strong knowledge of Java and Spring Boot.
• Experience working with Oracle Database 12c/19c, including SQL queries and troubleshooting.
• Hands-on experience with Unix/Linux operating systems and command-line tools.
• Basic understanding of application support processes, incident management, and troubleshooting.
• Good analytical and problem-solving skills.
• Strong communication and teamwork abilities.
• Willingness to learn enterprise payment systems and production support best practices.

Responsibilities

• Provide Level 3 maintenance and production support for payment applications.
• Monitor application performance and respond to production incidents within defined SLAs.
• Investigate, troubleshoot, and resolve application and system issues in collaboration with senior engineers.
• Perform root cause analysis for recurring production issues and assist in implementing permanent fixes.
• Support application deployments, releases, and post-deployment validation activities.
• Develop and maintain Java Spring Boot applications, bug fixes, and minor enhancements.
• Create and maintain technical documentation, operational procedures, and knowledge base articles.
• Work closely with business users, infrastructure teams, and developers to ensure smooth application operations.
• Support batch jobs, file processing, and data validation activities.
• Participate in on‑call support and scheduled maintenance activities as required.
• Ensure adherence to security, compliance, and operational standards in a regulated financial environment.

Skills

Java

Spring Boot

Microservices

XML

Unix/Linux

SQL

Incident management

Analytical thinking

Communication

Teamwork

Learning enterprise payment systems

Tools

JBoss Application Server

Apache Web Server

Kafka

JWT

Job description

Rapsys Technologies Pte Ltd. in Kuala Lumpur seeks a Java Microservices Developer to design, develop, and maintain scalable payment solutions using Java, Spring Boot, microservices, and XML.

You will work on-site in Kuala Lumpur, collaborating with cross-functional teams to deliver reliable enterprise applications while adhering to security and compliance requirements in a regulated financial environment.