Java Developer (Full Stack)

Aarorn Technologies Inc; Kuala Lumpur; On-site; MYR 100,000 - 145,000; Full time

Job summary

Aarorn Technologies Inc is seeking an experienced Java backend developer to design, implement, and maintain enterprise applications onsite in Putrajaya. You will build robust RESTful services, integrate with external systems, and optimize data access across Oracle/DB2 databases.

You will collaborate with cross-functional teams, participate in SDLC, and contribute to modernization initiatives. The ideal candidate has strong debugging skills, documentation habits, and the ability to meet tight

Qualifications

• Bachelor's Degree in Computer Science, Information Technology, Software Engineering, or related field.
• Minimum 3 years of experience in Java application development.
• Strong experience with Java Spring Boot and enterprise application development.
• Experience in API development and system integration projects.
• Good understanding of relational databases, particularly Oracle and DB2.
• Strong analytical, troubleshooting, and problem-solving skills.
• Able to work independently and within project teams.
• Good communication and documentation skills.
• Willing to work under tight project timelines when required.

Responsibilities

• Design, develop, test, deploy, and maintain Java-based enterprise applications.
• Develop and maintain backend services, RESTful APIs, and system integrations using Java Spring Boot.
• Analyze business and technical requirements and translate them into functional solutions.
• Design and optimize database structures, queries, stored procedures, and data integrations.
• Integrate applications with external systems, middleware platforms, and third-party services.
• Troubleshoot and resolve application defects, performance issues, and production incidents.
• Participate in application enhancement, migration, and modernization initiatives.
• Perform unit testing and support integration testing, UAT, and deployment activities.
• Prepare technical documentation, system specifications, and support documents.
• Collaborate with project teams, business users, and stakeholders to ensure successful project delivery.

Skills

Java

Spring Boot

RESTful API Development

Microservices Architecture

Education

Bachelor's Degree in CS/IT/SE

Tools

Git

Maven/Gradle

IDE (VS Code / IntelliJ)

Rancher

Job description

- ONSITE - LOCATION - PUTRAJAYA

Responsible for the design, development, enhancement, and maintenance of enterprise applications using Java technologies. The role requires strong expertise in backend application development, API integration, database management, and system support within a fast-paced project environment.

Key Responsibilities

1. Design, develop, test, deploy, and maintain Java-based enterprise applications.
2. Develop and maintain backend services, RESTful APIs, and system integrations using Java Spring Boot.
3. Analyze business and technical requirements and translate them into functional solutions.
4. Design and optimize database structures, queries, stored procedures, and data integrations.
5. Integrate applications with external systems, middleware platforms, and third-party services.
6. Troubleshoot and resolve application defects, performance issues, and production incidents.
7. Participate in application enhancement, migration, and modernization initiatives.
8. Perform unit testing and support integration testing, UAT, and deployment activities.
9. Prepare technical documentation, system specifications, and support documents.
10. Collaborate with project teams, business users, and stakeholders to ensure successful project delivery.

Technical Requirements

Required Skills

Programming & Frameworks

• Java
• Spring Boot
• RESTful API Development
• Microservices Architecture

Database Technologies

• Oracle Database
• IBM DB2
• SQL Development and Query Optimization

Integration Technologies

• WSO2 API Manager
• Web Services (REST/SOAP)
• API Integration and Middleware

Development Tools

• Git
• Maven / Gradle
• Visual Studio Code / IntelliJ IDEA
• Rancher

Methodologies

• Software Development Life Cycle (SDLC)
• Agile / Scrum

Preferred Skills

• Angular (basic understanding for frontend integration)
• Docker
• Kubernetes
• CI/CD Implementation
• Application Security Best Practices
• Performance Tuning and Optimization
• Experience with Government or Enterprise Systems

Qualifications

• Bachelor's Degree in Computer Science, Information Technology, Software Engineering, or related field.
• Minimum 3 years of experience in Java application development.
• Strong experience with Java Spring Boot and enterprise application development.
• Experience in API development and system integration projects.
• Good understanding of relational databases, particularly Oracle and DB2.
• Strong analytical, troubleshooting, and problem-solving skills.
• Able to work independently and within project teams.
• Good communication and documentation skills.
• Willing to work under tight project timelines when required.