Senior Java Engineer – Microservices & Kubernetes

APAR TECHNOLOGIES PTE. LTD.; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

APAR TECHNOLOGIES PTE. LTD. in Singapore is seeking an experienced Java/J2EE developer to design, build and maintain enterprise applications. You will work on microservices architectures, apply patterns, and ensure performance while using Spark, Kafka, Elasticsearch, and MongoDB.

The role involves Docker/Kubernetes, CI/CD pipelines, and test‑driven development (TDD/BDD) within Agile/Scrum teams. You will collaborate across technical groups and contribute to documentation and system designs.

Qualifications

• 5–10 years of hands‑on Java/J2EE development experience.
• Strong understanding of microservices and distributed platform architecture.
• Knowledge of software architecture, design patterns and best practices.
• Experience with Java, Spring Framework, Spring Boot and Spring Integration.
• Experience with Spark, Flink, Kafka, Elasticsearch, HBase, HDFS and MongoDB.
• Hands‑on experience with Docker and Kubernetes.
• Experience with Jenkins, GitLab, Artifactory, Nexus and Maven.
• Experience with TDD and BDD methodologies.
• Knowledge of JUnit, Mockito and Cucumber.
• Good understanding of Agile and Scrum.

Responsibilities

• Design, develop and maintain enterprise applications using Java/J2EE.
• Develop and support microservices‑based applications and distributed platforms.
• Apply design patterns and best practices in solution development.
• Perform application performance tuning and troubleshooting.
• Collaborate with teams; participate in Agile and Scrum activities.
• Prepare and maintain technical documentation and system designs.
• Lead the design and implementation of complex features and tasks.
• Support deployment and maintenance of applications.

Skills

Java/J2EE

Microservices

Software design patterns

Agile/Scrum

Teamwork & communication

Tools

Docker

Kubernetes

Jenkins

GitLab

Artifactory

Nexus

Maven

JUnit

Mockito

Cucumber

Spark

Flink

Kafka

Elasticsearch

HBase

HDFS

MongoDB

Job description

APAR TECHNOLOGIES PTE. LTD. in Singapore is seeking an experienced Java/J2EE developer to design, build and maintain enterprise applications. You will work on microservices architectures, apply patterns, and ensure performance while using Spark, Kafka, Elasticsearch, and MongoDB.

The role involves Docker/Kubernetes, CI/CD pipelines, and test‑driven development (TDD/BDD) within Agile/Scrum teams. You will collaborate across technical groups and contribute to documentation and system designs.