Java Backend Developer – AWS & Microservices

Position Overview

We are seeking a seasoned Java Backend Developer to architect, develop, and sustain scalable and secure backend solutions, including APIs and microservices, within an AWS cloud environment located in Singapore.

Main Responsibilities

• Design and implement microservices and RESTful/GraphQL APIs utilizing Java 17+ and Spring Boot 3.x frameworks.
• Create enterprise-level system integrations incorporating MuleSoft, Okta, and additional third-party platforms.
• Deploy and maintain applications on AWS platforms such as ECS, EC2, and RDS.
• Develop continuous integration and continuous delivery pipelines employing GitLab, AWS CodePipeline, and CodeCommit.
• Manage and optimize SQL and Oracle database queries to enhance application performance.
• Use monitoring tools like Grafana and AWS CloudWatch for application health tracking and troubleshooting.
• Provide production support, resolve incidents, and perform root cause analysis.
• Collaborate closely with architecture teams, DevOps, QA engineers, and business stakeholders throughout the entire software development life cycle.

Required Skills and Experience

• A minimum of 7 years’ experience in backend development with Java.
• Proficient in using Java 17+ and Spring Boot 3.x, with hands-on experience in microservices architecture and REST/GraphQL API development.
• Experienced in deploying and managing applications on AWS ECS, EC2, and RDS services.
• Familiar with CI/CD tooling and Infrastructure as Code principles for cloud deployment.
• Deep knowledge of SQL and Oracle databases including query optimization strategies.
• Experience with Okta for authentication and authorization and MuleSoft for system integrations.
• Understanding of cloud security aspects, performance tuning, and scalable system design.
• Advantageous skills include Docker, Kubernetes, and Agile/Scrum methodologies.
• Strong capabilities in problem solving, effective communication, and owning production environments.