Senior Java Developer

lyneer corp (singapore) pte. ltd.; Shenton Way; On-site; SGD 90,000 - 130,000; Full time

Job summary

lyneer corp (singapore) pte. ltd. is seeking a Senior Java Developer to design, develop, and maintain robust Java applications using modern frameworks and tools.

The role requires a minimum of 8 years of experience and hands-on expertise with Spring, AWS, and containerized deployments. You will develop RESTful services, apply OOP, write unit tests with JUnit, and automate builds with Gradle/Maven and Bamboo.

Qualifications

• Minimum 8 years of professional Java development experience.

Responsibilities

• Design, develop, and maintain Java applications using modern frameworks.
• Apply OOP principles to design scalable solutions.
• Implement Spring/Spring Boot for enterprise-grade apps.
• Write unit tests with JUnit to ensure quality.
• Automate build and deployment with Gradle or Maven and Bamboo CI.
• Use IDEs (Eclipse/IntelliJ) for coding and debugging.
• Manage source with Git in a team setting.
• Design and consume RESTful APIs for service communication.
• Apply security fundamentals to protect applications.

Skills

Java

Spring Framework

REST APIs

Unit testing

CI/CD

AWS

Docker

Kubernetes

Git

JUnit

WebLogic

Tools

IntelliJ

Eclipse

Gradle

Maven

Bamboo

PostgreSQL

DynamoDB

AWS EC2

Job description

Job Summary

We are seeking a Senior Java Developer to design, develop, and maintain robust Java applications using modern frameworks and tools, driving high-quality software delivery with a minimum of 8 years of experience.

Responsibilities

• Develop and maintain Java applications using the latest Java versions to ensure modern, efficient codebases
• Apply Object-Oriented Programming principles to design scalable and maintainable software solutions
• Implement and configure Spring and Spring Boot frameworks to build enterprise-grade applications
• Write and execute unit tests using JUnit to validate code quality and functionality
• Automate build and deployment processes using Gradle or Maven integrated with Bamboo for continuous integration
• Utilize IDEs such as Eclipse or IntelliJ to write, debug, and optimize Java code effectively
• Manage source code versions and collaboration using Git in a team environment
• Design and consume HTTP/RESTful APIs to enable seamless communication between services
• Apply security fundamentals to protect applications from vulnerabilities and ensure data integrity

Preferred competencies and qualifications

• Develop front-end components using React to enhance user interfaces
• Manage and query databases such as Postgres and DynamoDB for efficient data storage and retrieval
• Deploy and manage applications on AWS services including EC2, Lambda, Route 53, S3, and ELB for scalable cloud infrastructure
• Containerize applications using Docker and orchestrate with Kubernetes for efficient deployment and scaling
• Implement test automation frameworks to improve testing efficiency and coverage
• Work with Java Enterprise Edition technologies such as Weblogic, Websphere, and OSGi for enterprise solutions
• Utilize Adobe Experience Manager (AEM) for content management and digital experience delivery
• Apply functional and reactive programming paradigms to build responsive and resilient applications

Required competencies and certifications

• Minimum 8 years of professional experience in Java development, RTPM