Java Developer

Build and maintain secure, scalable Java-based microservices and APIs on AWS, ensuring robust CI/CD, test automation, and production support.

Compensation

SGD 5K–SGD 8K / mo

Location

Singapore

Work setup

Not specified

Seniority

Not specified

Employment

Contract

Experience

6+ years

Skills

Full description

Degree in Computer Science, Information Systems, Engineering, or a related field.
Minimum 6 years hands-on experience in backend development delivering production grade systems(microservices, APIs, event processing, web-portal, production support).
Strong experience with AWS-native systems and operations (any of the following): o API Gateway / ALB, ECS/Fargate, RDS, S3, CloudWatch/CloudTrail, WAF o Familiarity with CI/CD pipelines and tools such as Jenkins / Bitbucket /Octopus / Terraform (or equivalents).
Experience in test automation and engineering best practices (unit tests, contract tests, integration tests)
Solid understanding of API security patterns and implementation: request signing (HMAC/signature validation), Authentication, nonce/timestamp anti-replay, idempotency design, secure secret handling
Good understanding of open-source libraries, their usage and vulnerability management.
Strong communication skills and ability to collaborate effectively with cross-functional teams and strong analytical and engineering skills to synthesize information and present status clearly and effectively.
A self-starter who thrives in a fast-paced environment, able to make decisions and drive execution with minimal supervision.

Degree in Computer Science, Information Systems, Engineering, or a related field.
Minimum 6 years hands-on experience in backend development delivering production grade systems(microservices, APIs, event processing, web-portal, production support).
Strong experience with AWS-native systems and operations (any of the following): o API Gateway / ALB, ECS/Fargate, RDS, S3, CloudWatch/CloudTrail, WAF o Familiarity with CI/CD pipelines and tools such as Jenkins / Bitbucket /Octopus / Terraform (or equivalents).
Experience in test automation and engineering best practices (unit tests, contract tests, integration tests)
Solid understanding of API security patterns and implementation: request signing (HMAC/signature validation), Authentication, nonce/timestamp anti-replay, idempotency design, secure secret handling
Good understanding of open-source libraries, their usage and vulnerability management.
Strong communication skills and ability to collaborate effectively with cross-functional teams and strong analytical and engineering skills to synthesize information and present status clearly and effectively.
A self-starter who thrives in a fast-paced environment, able to make decisions and drive execution with minimal supervision.