NAVISOFT SOLUTIONS PTE. LTD. Hiring! Full Time API BAU Support Engineer in West Region (Singapore), Earn up to SGD 7,500 - Ricebowl

Responsibilities

• We are looking for a Senior Java Backend Engineer to support and

enhance our API and microservices ecosystem in a cloud-native AWS

environment. This role focuses on BAU (Business-As-Usual) support,

ensuring system stability, performance, and continuous improvement of

backend services.

• Provide BAU support for Java-based microservices and APIs, ensuring

high availability and reliability

• Design, develop, and maintain scalable microservices using Java (17+)

and Spring Boot (3.x)

• Manage and support cloud infrastructure on AWS (ECS, EC2, RDS)

• Monitor system performance and troubleshoot issues using tools like

Grafana and CloudWatch

• Implement and maintain CI/CD pipelines using GitLab, AWS

CodeCommit, and CodePipeline

• Collaborate with cross-functional teams to resolve production issues and

deploy enhancements

• Support integration with identity and access management systems (Okta)

• Work with MuleSoft for API integrations and middleware support

• Ensure adherence to best practices in coding, security, and performance

optimization

• Participate in incident management, root cause analysis, and continuous

improvement initiatives

Good to Have

• Experience with containerization and orchestration (Docker,

Kubernetes)

• Exposure to security best practices in cloud environments • Familiarity

with Agile/Scrum methodologies

Soft Skills

• Strong problem-solving and analytical skills

• Ability to work in a fast-paced BAU support environment

• Excellent communication and stakeholder management skills

• Proactive mindset with ownership of production system

Requirements • 8+ years of experience in Java backend development

• Strong expertise in Java 17+ and Spring Boot 3.x

• Proven experience in building and supporting microservices and

REST/GraphQL APIs

• Hands-on experience with AWS services: ECS, EC2, RDS

• Experience with Infrastructure as Code (IaC)

• Proficiency in CI/CD pipelines using GitLab, AWS CodeCommit, and

CodePipeline

• Strong knowledge of SQL, Oracle and relational databases

• Experience with monitoring and logging tools such as Grafana and AWS

CloudWatch

• 3+ years of experience with Okta for authentication/authorization

• 3+ years of experience with MuleSoft for API integration