Junior Java Developer

LYNEER CORP (SINGAPORE) PTE. LTD.; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

LYNEER CORP (SINGAPORE) PTE. LTD. is seeking a skilled Java developer to build scalable, cloud-native applications using Spring Boot, REST, and microservices on OpenShift or Kubernetes.

You will collaborate with business stakeholders to clarify requirements, define acceptance criteria, and drive quality through rigorous testing, troubleshooting, and controlled deployments. The role requires strong SQL skills and Unix/Linux familiarity, with Agile experience.

Qualifications

• Bachelor's or advanced degree in computer science or engineering.
• 3+ years hands-on Java, Spring Boot, and REST/API development.
• Experience building cloud-native apps, microservices, on OpenShift or Kubernetes.
• Relational databases like MySQL/MariaDB.
• Version control with Git/Bitbucket; CI/CD with Jenkins and Groovy.
• Agile methods and Unix/Linux OS experience.

Responsibilities

• Develop scalable applications using Java, Spring Boot, and microservices.
• Collaborate with stakeholders to define requirements and success metrics.
• Investigate issues, test, and manage deployments with internal teams and users.
• Maintain performance by troubleshooting, bug fixes, and feature upgrades.
• Oversee release processes, change requests, and scheduled deployments.
• Deploy patches to ensure continuous operation and platform stability.
• Analyze performance and tune for high availability.

Skills

Java

Spring Boot

REST APIs

Cloud-native

Microservices

Education

Bachelor's or advanced degree in Computer Science or Engineering

Tools

Git

Bitbucket

Jenkins

Groovy scripting

Unix/Linux

OpenShift

Kubernetes

MySQL/MariaDB

Job description

Responsibilities

• Develop scalable applications using Spring Boot, MongoDB, Docker, and Openshift/Kubernetes to meet business needs
• Collaborate with business stakeholders to define and clarify project requirements, acceptance criteria, and success metrics for delivered features
• Work closely with internal technical teams and business users to investigate issues, conduct testing, and manage deployments
• Support existing applications by troubleshooting, fixing bugs, upgrading, and modifying functionality to maintain performance
• Manage release processes including raising Change Requests and scheduling implementation of fixes and enhancements
• Deploy releases, patches, and fixes on the platform to ensure continuous operation
• Analyze application performance, perform tuning, and maintain high availability and stability of the platform

Required competencies and certifications

• Bachelor's or advanced degree in computer science or engineering
• Minimum 3 years of hands-on programming and application development experience in Java, Spring Boot, and REST/API, RTPM
• Experience building cloud-native applications, microservices, and working with cloud platforms such as Openshift or Kubernetes
• Proficiency in MySQL/MariaDB or other relational databases
• Proficiency in Git and Bitbucket for version control
• Knowledge of automated build pipelines using Jenkins with Groovy scripting
• Experience working within agile development methodologies and processes
• Experience with Unix/Linux operating systems