CRM Engineer

re-zoo-me; Singapore; Hybrid; SGD 90,000 - 130,000; Full time

Job summary

StarHub seeks an experienced CRM Engineer to design, build, and operate core CRM and Order Management platforms powering onboarding, sales journeys, and fulfilment. The role focuses on scalable, resilient, cloud-native solutions with automation and observability for rapid product launches.

Working in a DevOps model, you will drive modernization of CRM/OM capabilities, maintain production reliability, and collaborate with Product Owners, QA, DevOps, and external vendors across cross‑functional

Qualifications

• Bachelor's degree in CS/Software Engineering or related field.
• 4+ years in software engineering, preferably CRM/BSS or enterprise platforms.
• Proficiency in Java, Spring Boot, REST APIs, and microservices.

Responsibilities

• Design and develop backend services for CRM, Product Catalogue, Campaigns, OM, and Revenue/Billing integration.
• Build and enhance workflow-driven processes for end-to-end order lifecycle orchestration.
• Build secure, scalable REST APIs for integration with billing, provisioning/OSS systems, digital channels, and partners.
• Ensure API contract stability, versioning, and backward compatibility.
• Write and optimize complex SQL for high-volume transactions across order and billing flows.
• Participate in on-call rotations and incident response; perform root cause analysis and fixes.
• Operate and maintain services on Kubernetes (EKS), including deployment, scaling, and troubleshooting.
• Contribute to CI/CD pipelines and support automated releases.
• Implement monitoring and alerting with Splunk, Prometheus, Grafana, and CloudWatch.
• Produce technical design documentation and integration specifications.
• Participate in code reviews and drive continuous engineering improvements.
• Collaborate with cross-functional teams including Product Owners, QA, DevOps, and vendors.

Skills

Java

Spring Boot

REST APIs

Microservices

Distributed systems

PostgreSQL

Oracle

Kubernetes

AWS

Agile/Scrum

Workflow orchestration

Education

Bachelor's degree in Computer Science or related field

Tools

Kubernetes (EKS)

AWS

Job description

Role Mission:

The CRM Engineer designs, builds, and operates StarHub’s core Customer Relationship Management (CRM) and Order Management (OM) platforms that power customer onboarding, sales journeys, and fulfilment for the Consumer Business. The role focuses on delivering scalable, resilient, and high ‑ performance platforms that enable rapid product launches and seamless end ‑ to ‑ end customer experiences. Operating within a DevOps model, the engineer ensures production reliability through automation, observability, and continuous delivery, driving the modernization of CRM/OM capabilities on cloud ‑ native platforms and supporting operational excellence.

Responsibilities:

• Design and develop backend services supporting Customer Management, Product Catalogue, Campaigns, Order Management (OM), and Revenue/Billing integration
• Develop and enhance workflow‑driven processes for end‑to‑end order lifecycle orchestration (e.g. validation, provisioning, billing setup)
• Build secure, scalable REST APIs for integration with billing, provisioning/OSS systems, digital channels, and external partners
• Ensure API contract stability, versioning, and backward compatibility
• Write and optimize complex SQL (PostgreSQL/Oracle) to support high‑volume transactions and ensure data consistency across order and billing flows
• Participate in on‑call rotations and incident response, perform root cause analysis, and implement fixes.
• Operate and maintain services on Kubernetes (EKS), including deployment, scaling, and troubleshooting
• Contribute to CI/CD pipelines and support automated releases
• Implement monitoring and alerting using tools such as Splunk, Prometheus, Grafana, and CloudWatch ensuring platform availability and performance
• Produce technical design documentation and integration specifications
• Participate in code reviews and drive continuous improvement in engineering practices
• Collaborate with cross‑functional teams including Product Owners, QA, DevOps, and external vendors

Qualifications:

• Bachelor’s degree in computer science, software engineering, or related field.
• Minimum 4+ years of experience in software engineering preferably in CRM, BSS, or enterprise platforms
• Proficiency with Java, Spring Boot, REST API development, microservices and distributed systems architecture
• SQL expertise in PostgreSQL and/or Oracle including performance tuning and database administration
• Working experience with Kubernetes and cloud environments, preferably AWS
• Proven experience working in Agile/Scrum teams ideally within telecom BSS/OSS domains such as e.g. CRM, billing, order management
• Experience with workflow‑driven systems and orchestration engines

Preferred Certifications

• Certified Kubernetes Administrator (CKA) or Certified Kubernetes Application Developer (CKAD)
• AWS Certified Solutions Architect (Associate or Professional)