Application Maintenance Engineer

Saksoft Pte Ltd; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Saksoft Pte Ltd in Singapore is seeking an experienced Application Maintenance Engineer to manage complex incidents, perform root cause analysis, and drive timely production releases. You will work across Java, ReactJS, Python, Oracle, and middleware to ensure stable, scalable applications.

The role requires strong problem solving, stakeholder communication, and ability to adapt to evolving technologies in a fast-paced environment.

Qualifications

• Degree in Computer Science or related discipline.
• 8+ years of relevant experience in application maintenance/engineering.
• Experience maintaining applications across Java, ReactJS, Python, Oracle, and middleware.

Responsibilities

• Perform root cause analysis on incidents (application, batch and connectivity) and provide remediation solutions.
• Prioritize defects and plan production releases based on defect criticality or quarterly releases.
• Develop programs, support SIT, assist UAT, and prepare for production deployment.
• Maintain production stability by ensuring risk and impact assessments are completed for deployments.
• Follow up on defect closure and meet defect closure KPIs.
• Share production defect learnings with QA and development teams to improve quality and reduce future defects.
• Verify and deploy programs and systems.
• Troubleshoot, debug, and upgrade existing software.
• Recommend and execute improvements.

Skills

Java

ReactJS

Python

Oracle

Linux

JBOSS

OpenShift

Kafka MQ

Control-M

Remedy/JIRA

CI/CD

SQL

Spring Boot

Microservices

Education

Degree in Computer Science or related discipline

Tools

Remedy

JIRA

BitBucket

Jenkins

Sonarqube

Aldon

Job description

Experience

6+ Years

Role

Application Maintenance Engineer

Responsibilities:

• Perform root cause analysis on incidents (application, batch and connectivity) and provide a solution for remediation.
• Prioritize defects and plan for production release based on defect criticality or align with the quarterly release
• Develop programs, support end-to-end testing in SIT, support UAT and prepare for deployment to production environments.
• Maintain Production stability by ensuring deployments have completed the necessary risk and impact assessments.
• Follow up on defect closure and meet defect closure KPI
• Share production defect support learning with QA team and development team to improve application quality and minimize future defects
• Verify and deploy programs and systems
• Troubleshoot, debug and upgrade existing software
• Recommend and execute improvements

Requirements:

Education:

• Degree in Computer Science or related discipline
• At least 8 years of relevant experience.

Essential:

• Programming / OS / Technology Skills: At least few years of experience in maintaining / managing applications in at least some of the technologies such as Java, ReactJS, Python, Oracle, Solaris, RedHat Linux, JBOSS, Openshift Container Platform, Apache, Cloud based development, IBM MQ, Kafka MQ, Connect Direct, Control-M, Tivoli, Geneos, Splunk, etc.
• Knowledge of FIS OPF (Open Payment Framework) product is a must at least in the capacity of troubleshooting, deployment, etc.
• Strong working experience with Java, Spring Boot and API (Microservices)
• Experience with databases (SQL) and Object-Relational Mapping (ORM) frameworks, such as Hibernate
• 7 or more years’ in troubleshooting and fixing issues across different technologies/platform
• Strong troubleshooting and problem-solving skills
• Experience with payment domain and SWIFT message will be a big plus
• Strong written, oral communication skills and ability to manage user/vendor/customer/stakeholders
• Ability to easily adapt to any technology/environment and lean new languages / technologies / tools
• Experience tuning Kafka components for varying traffic and performance requirements
• Experience with Incidents & Problem management & associated tools (Remedy/JIRA)
• Experience with CI/CD tools such as BitBucket / Jenkins / Sonarqube / Aldon
• Attention to details.

Key Domain/ Technical Skills:

• Java, ReactJS, Python,
• Oracle, SQL
• Solaris, RedHat Linux, JBOSS
• Openshift Container Platform, Apache,
• IBM MQ, Kafka MQ, Connect Direct, Control-M
• Cloud based development