API BAU Support Engineer
espire infolabs (singapore) pte. ltd.- Posted 16 days ago
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Job Description
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 Code Commit, and Code Pipeline
. 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/Graph QL APIs
. Hands-on experience with AWS services: ECS, EC2, RDS
. Experience with Infrastructure as Code (IaC)
. Proficiency in CI/CD pipelines using GitLab, AWS Code Commit, and Code Pipeline
. 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
More Info
Key Skills
Infrastructure as Code (IaC)
Java 17+
AWS Code Commit
Spring Boot 3.x
