Software Engineer (Java, Node.js & Kubernetes)

Government of Singapore · JTC Summit

[What the role is]

A hands-on individual contributor role within the Platform Team, responsible for backend application development, system integration, Kubernetes operations and maintenance of shared platform components.

[What you will be working on]

· Design, develop and maintain backend applications, REST APIs and microservices using Java (Spring Boot) and Node.js.

· Write clean, secure, well-tested code and participate in code reviews and solution design.

· Containerise applications using Docker, Podman, Containerd ; prepare and maintain Kubernetes manifests and Helm charts.

· Deploy, monitor and troubleshoot applications on Kubernetes, including pods, services, ingress, DNS, networking, certificates and storage.

· Support Kubernetes cluster bootstrapping, upgrades and patching.

· Support CI/CD pipelines (GitLab CI, Ansible/AWX), incident investigation and vulnerability remediation.

· Maintain technical documentation, deployment procedures and operational runbooks.

Platform Technologies - Kubernetes · MetalLB · Prometheus/Grafana/Alertmanager · Kyverno · Calico · NGINX Ingress · cert-manager · HashiCorp Vault · External Secrets Operator · Rook-Ceph · RabbitMQ/MQTT · Container registries · Centralised logging · Backup tools

[What we are looking for]

Strong Java (Spring Boot) and Node.js/TypeScript development experience.
Experience with REST APIs, microservices, relational databases and SQL.
Solid understanding of Docker/Podman, Kubernetes concepts and resources (Deployments, StatefulSets, Services, Ingress, ConfigMaps, Secrets, PVs).
Proficiency with Git, branching workflows and code reviews.
Basic Linux administration, shell scripting and networking fundamentals (HTTP/S, DNS, TCP/IP, TLS).
3 to 6 years of relevant experience.
Background in in Computer Science, Software Engineering, IT or related field.
Practical Kubernetes exposure.

Preferred Experience - Helm · GitLab CI/CD · Ansible/AWX · Prometheus/Grafana · MQTT/RabbitMQ · On-premises or air-gapped Kubernetes · Kubernetes security and secrets management · Production incident support

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