Application Maintenance Engineer

Innova Digital Solutions Pte Ltd; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Innova Digital Solutions Pte Ltd in Singapore is seeking an experienced Application Maintenance Engineer to join our Southeast Asia team. The role focuses on keeping our applications available, performant, and scalable while handling incidents, maintenance, and deployments.

The ideal candidate has 8+ years of hands-on experience across Java, Spring Boot, API microservices, and databases, with strong troubleshooting, communication skills, and familiarity with CI/CD, IBM MQ, Kafka MQ, OpenShift,

Qualifications

• Degree in Computer Science or related discipline.
• At least 8 years of relevant experience.
• Strong troubleshooting and problem-solving skills.
• Experience with payment domain and SWIFT message is a big plus.
• Experience with CI/CD tools and incident management systems.

Responsibilities

• Perform root cause analysis on incidents and provide remediation.
• Prioritize defects and plan production releases.
• Develop programs and support end-to-end testing in SIT and UAT.
• Verify production deployments with risk and impact assessments.
• Follow up on defect closure and meet KPI.
• Share learning with QA and development teams to improve quality.
• Troubleshoot, debug and upgrade existing software.
• Recommend and execute improvements.
• Collaborate with stakeholders to resolve issues across environments.

Skills

Java

Spring Boot

API (Microservices)

ReactJS

Python

SQL

Oracle

JBOSS

OpenShift

Kafka MQ

Remedy/JIRA

CI/CD

Linux

Education

Bachelor's degree in Computer Science or related discipline

Tools

Remedy

JIRA

Bitbucket

Jenkins

SonarQube

Aldon

OpenShift

IBM MQ

Kafka MQ

Control-M

Job description

De ion

We are seeking an experienced Application Maintenance Engineer to join our team in Southeast Asia. The ideal candidate will have a strong background in application support and maintenance, ensuring optimal performance and availability of our applications.

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

Skills and Qualifications

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