Application Support Developer

Keppel · Singapore

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JOB DESCRIPTION

Key Accountabilities

• Design, develop, test, deploy and maintain enterprise applications and digital solutions.
• Translate business requirements into scalable, secure and maintainable application designs.
• Support application integrations, APIs, databases and enterprise systems.
• Ensure applications meet performance, reliability, security and compliance requirements.
• Collaborate with business users, project teams and technical stakeholders throughout project delivery.
• Support application troubleshooting, incident resolution and root cause analysis.
• Contribute to continuous improvement of application architecture, coding standards and development practices.
• Ensure solution documentation, technical specifications and operational guides remain current and accurate.

Core Responsibilities

1. Application Design & Development

• Analyse business and functional requirements and translate them into technical specifications.
• Design, develop and enhance web, mobile or enterprise applications.
• Create reusable, scalable and maintainable application components.
• Develop APIs, microservices and system integrations where required.
• Ensure adherence to software development standards, architecture principles and best practices.
• Participate in code reviews and technical design sessions.

2. System Integration & API Development

• Develop and maintain application integrations with internal and external systems.
• Build and support RESTful APIs and service-oriented integrations.
• Ensure application interfaces are secure, reliable and scalable.
• Support integration testing and troubleshooting activities.
• Collaborate with infrastructure, security and architecture teams during implementation.

Development references highlight enterprise software development, REST-based integrations, full-stack development, enterprise application platforms and cloud-native architectures.

3. Database Development & Data Management

• Design and develop database structures, queries, stored procedures and reports.
• Ensure data integrity, accuracy and performance optimisation.
• Support database troubleshooting and performance tuning activities.
• Work closely with data teams on data migration and synchronization requirements.
• Ensure proper backup, recovery and security controls are implemented.

4. Testing & Quality Assurance

• Develop and execute unit testing, system testing and integration testing activities.
• Support User Acceptance Testing (UAT) and defect resolution processes.
• Ensure applications meet quality, performance and security standards.
• Assist in release testing and deployment validation.
• Promote automated testing and quality assurance best practices.

5. Application Support & Maintenance

• Provide Level 2 / Level 3 application support where required.
• Troubleshoot production issues and perform root cause analysis.
• Support change requests, enhancements and system upgrades.
• Monitor system performance and recommend improvement opportunities.
• Maintain system documentation and operational procedures.

Application support, system maintenance, production support and troubleshooting responsibilities are reflected across internal development references.

6. DevOps & Cloud Deployment

• Support CI/CD pipelines and automated deployment processes.
• Participate in cloud deployment and cloud-native application initiatives.
• Collaborate with DevOps teams on release automation and environment management.
• Ensure applications are designed with scalability, resilience and observability considerations.
• Support monitoring and incident management activities.

Cloud-native development, DevSecOps, microservices, CI/CD and automated deployment practices are highlighted within internal application modernization initiatives.

7. Documentation & Continuous Improvement

• Prepare technical specifications, design documents and support documentation.
• Participate in Agile ceremonies, sprint planning and solution reviews.
• Recommend technical improvements, development standards and process enhancements.
• Keep abreast of emerging technologies, frameworks and development approaches.
• Contribute to technical knowledge sharing and capability building.

Qualifications, Experience & Knowledge

• Degree or Diploma in Computer Science, Information Technology, Software Engineering or a related discipline.
• Minimum 3–5 years of relevant application development experience.
• Experience building enterprise applications, web applications, APIs or mobile solutions.
• Strong knowledge of software development lifecycle (SDLC) methodologies.
• Experience with Agile, Scrum or DevOps delivery practices.
• Experience with modern programming languages such as:
  • Java
  • C#
  • .NET
  • JavaScript
  • TypeScript
  • Python
  • Node.js
• Experience with frameworks such as:
  • Spring Boot
  • .NET Framework / .NET Core
  • Angular
  • React
  • Vue.js
• Experience working with relational and non-relational databases.
• Familiarity with cloud technologies such as Azure, AWS or Google Cloud Platform would be advantageous.
• Strong analytical, troubleshooting and problem-solving skills.
• Effective communication and stakeholder management skills.

JOB REQUIREMENTS

BUSINESS SEGMENT

PLATFORM

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