Application Maintenance Engineer

SAKSOFT PTE LIMITED; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

SAKSOFT PTE LIMITED is seeking an experienced Application Maintenance Engineer in Singapore. You will diagnose incidents across applications, batch, and connectivity, and drive remediation with a focus on production stability.

You'll work on Java, Spring Boot, API/Microservices, and databases with SQL/ORM, while using CI/CD tools and OpenShift. Strong communication with stakeholders is essential to success.

Qualifications

• Degree in Computer Science or related discipline.
• At least 8 years of relevant experience.
• Experience maintaining/managing applications with Java, ReactJS, Python, Oracle, Solaris, RedHat Linux, JBOSS, OpenShift, Apache, Cloud development, IBM MQ, Kafka MQ, Connect Direct, Control-M, Tivoli, Geneos, Splunk.

Responsibilities

• Perform root cause analysis on incidents and provide remediation.
• Prioritize defects and plan for production release based on defect criticality.
• Develop programs, support SIT/UAT, and prepare for deployment to production.
• Maintain production stability by completing risk and impact assessments.
• Follow up on defect closure and meet KPIs.

Skills

Java

ReactJS

Python

SQL

Oracle

Spring Boot

Microservices

Linux

Jboss

OpenShift

Education

Degree in Computer Science

Tools

Remedy/JIRA

Bitbucket

Jenkins

SonarQube

Aldon

OpenShift

Kafka MQ

IBM MQ

Control-M

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