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SENIOR Java Backend Developer

External
LYNEER CORP (SINGAPORE) PTE. LTD. logoLyneer (singapore) · International Plaza, Singapore
S$156K–S$192K/yrContractUnknownToday
Information Technology
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Responsibilities

  • Develop and maintain applications using Core Java 8+ and JUnit to ensure high-quality code and automated testing
  • Implement and optimize messaging solutions using Kafka and Java Messaging concepts (JMS, MQ, RTPM) for reliable data exchange
  • Design and build backend services with Spring Boot and apply Spring core concepts to support scalable applications
  • Manage project builds and dependencies using Maven to streamline development workflows
  • Write and optimize SQL queries, including joins, indexes, and triggers, to improve database performance and data retrieval
  • Utilize relational database concepts to design efficient data models and support application requirements
  • Develop and consume REST and SOAP web services to enable integration with external systems
  • Apply basic Linux shell scripting commands to automate routine tasks and support development environments
  • Use development tools such as IntelliJ, Git, and SonarQube/SonarLint to maintain code quality and version control
  • Preferred competencies and qualifications
  • Knowledge of JBOSS or other application servers to support deployment and runtime environments
  • Experience with Java Server Faces, JPA, and EJB to develop rich user interfaces and manage persistence
  • Ability to write and understand complex SQL queries for advanced data manipulation
  • Familiarity with Kafka for event streaming and messaging beyond core usage
  • Exposure to React JS for front-end development to complement backend services

Additional Information

Job Summary Develop and optimize Java-based applications using Core Java, Spring Boot, and related technologies to deliver robust software solutions. Collaborate on database management, messaging systems, and web services to enhance application performance and reliability.


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