# Java Backend Engineer

**Company:** [Unison Group](http://jobs.workable.com/companies/deKpPhPMtQZga7XoPG1tSo.md)
**Location:** Singapore, Singapore
**Workplace:** on site
**Department:** Bharat

[Apply for this job](http://jobs.workable.com/view/b04c1e04-f9e5-4a6a-8d75-19f2b01a1888)

## Description

·        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

## Requirements

·        Good 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

·       Good experience with Okta for authentication/authorization and MuleSoft for API integration