Application Support Engineer – Backend (Java/J2EE/Oracle)

Manpower; Singapore; On-site; SGD 50,000 - 70,000; Full time

Job summary

A recruitment agency is looking for a backend application support specialist in Singapore. The ideal candidate should have at least 2 years of experience in application support, with strong skills in Java, SQL, and Middleware technologies. Responsibilities include troubleshooting incidents, ensuring application availability, and developing SQL scripts. This role offers the chance to work with production environments and collaborate with third-party vendors to resolve issues.

Qualifications

• Minimum of 2+ years in backend application support or similar role.
• Proficiency in SQL and PL/SQL is required.
• Hands-on experience with Middleware technologies is necessary.

Responsibilities

• Troubleshoot production-related incidents according to SLAs.
• Provide workarounds for unresolved incidents.
• Conduct health checks for Risk Management.
• Ensure application availability as per SLAs.
• Develop views and SQL scripts in Oracle.
• Perform performance tuning of SQL queries.
• Participate in production operations support.
• Collaborate with vendors to resolve software issues.

Skills

Java/J2EE technologies

SQL and PL/SQL

Middleware technologies (Oracle WebLogic)

API Gateway Layer 7

Application performance tuning and optimization

Education

Bachelor's degree in computer science or equivalent

Job description

Job Reference: 155527

Industry: Information and Communications Technology

Consultant Registration Number: R1111547

EA License Number: 02C3423

Job Responsibilities

• Troubleshoot and perform root cause analysis of production-related incidents in line with Service Level Agreements (SLAs).
• Provide workarounds for unresolved incidents to ensure business continuity.
• Conduct health checks of production environments for Risk Management.
• Ensure and maintain application availability as defined in SLAs.
• Develop views and SQL scripts in Oracle.
• Perform basic end-to-end performance tuning and optimization of SQL queries.
• Participate in production operations support, including application monitoring, maintenance, and restoration activities.
• Collaborate with third-party vendors to resolve issues and implement patches for third-party software defects.

Job Requirements

• Bachelor’s degree in computer science or any equivalent
• Minimum of 2+ years in backend application support or similar role.
• Good experience with Java/J2EE technologies.
• Proficiency in SQL and PL/SQL.
• Hands‑on experience with Middleware technologies (Oracle WebLogic).
• Experience with API Gateway Layer 7.
• Good understanding of application performance tuning and optimization.

Location

Singapore

Recruiter

Cristina Malabuyoc Malijan

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