The Senior Matrixx DevOps Engineer will be involved in the end-to-end delivery lifecycle including solution design, application development, QC testing, CI/CD automation and continuous optimization of cloud-native platforms. The candidate will need to manage Kubernetes operations, infrastructure provisioning and software upgrades to ensure systems remain reliable, secure and scalable. The candidate will be working in a team in routine on-call rotations to support day-to-day operations, incident resolution, customer care and defect fixes.
Design and Development:
Design, develop, and maintain robust, scalable, and resilient microservices using Java, Spring Boot and related frameworks.
Hands-on experience with Apache Camel and its core Enterprise Integration Patterns (EIPs).
Implement RESTful APIs and ensure services meet performance, security, and stability requirements.
Write clean, well-tested, and efficient code following best practices and design patterns.
Containerization and Deployment:
Develop and manage services deployed on OpenShift/Kubernetes, including defining Dockerfiles and Kubernetes resource configurations (Deployments, Services, ConfigMaps, etc.).
Work with CI/CD pipelines (e.g., Jenkins) for automated build, test, and deployment.
Monitor and troubleshoot services running in the OpenShift environment.
Architecture and Data:
Contribute to the architectural design of microservices, focusing on principles like loose coupling, high cohesion, and fault tolerance.
Implement various data persistence technologies, including relational (e.g., PostgreSQL) and NoSQL databases (e.g., MongoDB, Redis).
Integrate services using messaging systems (e.g., Red Hat AMQ) where required.
Collaboration and Quality:
Perform code reviews to maintain code quality and share knowledge within the team.
Ensure compliance with security standards and industry regulations by performing security vulnerability scans (SAST, DAST, SCA) and disaster recovery exercise.
Support on-call duty on shift rotation and handle production incident and root cause analysis with minimal supervision.
Knowledge Management:
Build technical documentation from scratch, maintaining working documents on architecture overviews, API specifications and system integrations.
Create and maintain operational runbooks to support the team and internal stakeholders.

StarHub is a leading homegrown Singapore company that delivers world-class communications, entertainment, and digital services. With our extensive fibre and wireless infrastructure and global partnerships, we bring to people, homes and enterprises quality mobile and fixed services, a broad suite of premium content, and a diverse range of communication solutions. We develop and deliver solutions incorporating artificial intelligence, cybersecurity, data analytics, Internet of Things, and robotics for corporate and government clients.
StarHub is committed to conducting our business sustainably and responsibly. StarHub is named among TIME’s World’s Most Sustainable Companies 2025 and ranked as the world’s most sustainable wireless telecommunication provider on the Corporate Knights Global 100 (2025). StarHub also ranks 187 on the FORTUNE Southeast Asia 500 in 2025. Listed on the Singapore Exchange mainboard, StarHub is a component stock of the SGX iEdge Singapore Low Carbon Index, iEdge-OCBC Singapore Low Carbon Select 50 Capped Index; as well as the FTSE4Good Index series.
Visit www.starhub.com for more information.