Senior Agentic Engineer

StarHub Ltd; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

StarHub Ltd. is seeking a Senior DevOps Engineer to own end-to-end delivery lifecycle for cloud-native platforms. You will design, develop, and maintain microservices with Java/Spring Boot, manage OpenShift/Kubernetes environments, and contribute to architecture and data persistence strategies.

Responsibilities include CI/CD automation, on-call incident handling, and security compliance with SAST/DAST. Strong collaboration, documentation, and agile mindset are essential.

Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, or related field.
• Java Expertise: Minimum of 5 years of professional experience in developing enterprise applications using Java and the Spring Boot framework.
• Strong understanding of microservices architecture, RESTful APIs, and best practices.
• Proficient with Docker and Kubernetes/OpenShift for deployment and orchestration; OpenShift features are a plus.
• Experience with SQL and NoSQL databases.
• Familiarity with Git, Maven/Gradle, and CI/CD tools.

Responsibilities

• Design, develop, and maintain robust, scalable 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.
• Develop and manage services deployed on OpenShift/Kubernetes, including Dockerfiles and Kubernetes resource configurations.
• Work with CI/CD pipelines (e.g., Jenkins) for automated build, test, and deployment.
• Monitor and troubleshoot services running in the OpenShift environment.
• Contribute to architectural design of microservices, focusing on loose coupling, high cohesion, fault tolerance.
• Integrate services using messaging systems (e.g., Red Hat AMQ).
• Perform code reviews and ensure security standards, vulnerability scans, and disaster recovery exercises.
• Build technical documentation, runbooks, and API specifications.
• Familiar with agentic SDLC concepts and AI-assisted delivery.

Skills

Java

Spring Boot

RESTful APIs

Docker

Kubernetes

OpenShift

CI/CD

Git

Maven/Gradle

AWS

Python/Go/JS

Education

Bachelor’s degree in CS/SE or related field

Tools

Jenkins

CI/CD tooling

Job description

Role Mission

The Senior 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.

Key Responsibilities

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.

AI Competency

• Familiar with or have experience in agentic SDLC with competencies in prompt and context engineering, agent orchestration and supervision, and AI assisted delivery.
• Automate data gathering, pattern finding, auto fixing or self-healing with anomaly detection and analysis.

Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, or related field.
• Java Expertise: Minimum of 5 years of professional experience in developing enterprise applications using Java and the Spring Boot framework.
• Microservices and API: Strong understanding of microservices architecture, principles, and best practices. Experience designing and consuming RESTful APIs.
• Containerization: Proficient with Docker and Kubernetes/OpenShift for deployment and orchestration. Experience with OpenShift-specific features is a significant advantage.
• Database: Experience with SQL and NoSQL databases.
• Tools: Familiarity with Git, Maven/Gradle, and CI/CD tools.

Additional Experience

• Combined experience in DevOps, SRE, or Software Engineering.
• Familiar with containerized environments, Kubernetes internals, and Helm.
• Hands-on production experience with Jenkins and CI/CD best practices.
• Proficiency in at least one programming language (Python, Go, or JavaScript/TypeScript).
• Solid understanding of AWS core services, IAM security, and cost-optimization practices.
• Comfortable with Linux internals, networking fundamentals, and shell scripting.
• Agile mindset with experience working in Scrum teams.

Soft Skills

• Excellent communication, documentation, and collaboration skills.
• Experience with AIOps practices and tools is an added advantage.