Application Maintenance Engineer

Encora Inc.; Singapore; On-site; SGD 90,000 - 150,000; Full time

Job summary

Encora Inc. is seeking an Applications Maintenance Engineer to ensure ongoing reliability of our production systems in Singapore.

The candidate will analyze incidents, drive remediation, and coordinate with QA and development teams to minimize defects while supporting SIT/UAT and production deployments. The role requires strong Java/Spring Boot experience, API/microservices skills, and extensive SQL/O-R/M ORM knowledge, along with a proven track record across multiple tech stacks.

Qualifications

• Degree in Computer Science or related discipline.
• At least 8 years of relevant experience.
• Strong Java, Spring Boot and API/Microservices expertise.
• Experience with databases (SQL) and ORM (Hibernate).
• Familiarity with CI/CD tools and incident/problem handling.

Responsibilities

• Perform root cause analysis on incidents and provide remediation.
• Prioritize defects and plan production releases.
• Develop programs and support SIT/UAT and deployment to production.
• Maintain production stability and assess risk/impact of deployments.
• Follow up on defect closure and meet KPIs.
• Share defect learnings with QA and development teams.

Skills

Java

Spring Boot

API (Microservices)

SQL

Hibernate

Kafka

Education

Bachelor's degree in Computer Science

Tools

JBOSS

OpenShift Container Platform

Remedy/JIRA

Oracle

Job description

APPLICATION MAINTAINENCE ENGINEER

Important Information

Location: Singapore

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

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.

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

About Encora

Encora is a global company that offers Software and Digital Engineering solutions. Our practices include Cloud Services, Product Engineering & Application Modernization, Data & Analytics, Digital Experience & Design Services, DevSecOps, Cybersecurity, Quality Engineering, AI & LLM Engineering, among others.

At Encora, we hire professionals based solely on their skills and do not discriminate based on age, disability, religion, gender, sexual orientation, socioeconomic status, or nationality