Java Microservices Developer

Hong Kong Unison Limited; Singapore; Presencial; SGD 90.000 - 130.000; Jornada completa

Descripción de la vacante

Hong Kong Unison Limited in Singapore is seeking a skilled Java Microservices Developer to design, build, and run scalable microservices on AWS, with middleware and messaging platforms. You will develop RESTful APIs, ensure high performance, and implement robust system integration.

Required hands-on experience with Java, Spring, AWS services, and messaging systems like Amazon MQ and IBM MQ, along with Docker and Kubernetes in CI/CD environments.

Formación

• Proven experience building Java-based microservices.
• Strong cloud-native development with AWS.
• Hands-on API integration and system integration patterns.
• Experience with messaging systems (Amazon MQ, IBM MQ).
• Familiarity with Docker, Kubernetes and CI/CD pipelines.

Responsabilidades

• Design, develop, and deploy scalable Java-based microservices.
• Build cloud-native applications on AWS.
• Develop RESTful APIs with high performance and scalability.
• Work on system integration across multiple platforms.
• Implement messaging using Amazon MQ and IBM MQ.
• Use middleware such as Apache Kafka and related tools.
• Collaborate with DevOps, QA, and business stakeholders.
• Participate in code reviews and performance tuning.

Conocimientos

Java

Spring Boot

Spring Cloud

Microservices

AWS

SQL

Middleware

Messaging MQ

API integration

Docker

Kubernetes

CI/CD

Herramientas

Apache Kafka

Descripción del empleo

Job Summary

We are looking for a skilled Java Microservices Developer with strong expertise in cloud-native development, integration, and messaging systems. The ideal candidate should have hands‑on experience in building scalable applications using microservices architecture on Amazon Web Services and working with middleware and messaging platforms.

Key Responsibilities

• Design, develop, and deploy scalable Java-based microservices.
• Build cloud-native applications using Amazon Web Services (AWS).
• Develop RESTful APIs and ensure high performance and responsiveness.
• Work on system integration across multiple platforms and services.
• Implement messaging solutions using Amazon MQ and IBM MQ.
• Utilize middleware technologies such as Apache Kafka or other Apache/Amazon-based tools.
• Collaborate with cross-functional teams including DevOps, QA, and business stakeholders.
• Participate in code reviews, troubleshooting, and performance tuning.

Required Skills

• Strong experience in Java (Core Java, Spring Boot, Spring Cloud).
• Solid understanding of Microservices Architecture.
• Hands‑on experience with AWS services (EC2, S3, Lambda, API Gateway, RDS).
• Strong knowledge of SQL (MySQL, PostgreSQL, or similar databases).
• Experience with middleware technologies (Apache / Amazon-based platforms).
• Expertise in messaging systems:
  • Amazon MQ
  • IBM MQ
• Experience in API integration and system integration patterns.
• Familiarity with Docker, Kubernetes, and CI/CD pipelines.