Senior Backend Java Developer

Comfort Transportation Pte Ltd & CityCab Pte Ltd; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

A leading transportation company in Singapore is seeking a highly skilled Senior Backend Java Developer/Technical Lead to design and maintain scalable backend services and APIs. The ideal candidate has strong experience with Java, Spring Boot, and microservices architecture, focusing on reliability and performance. You will collaborate in an Agile environment and contribute to system modernization efforts.

Qualifications

• Minimum of 3 years of professional software development experience preferred.
• Solid hands-on experience in backend development with Java (JDK 17+).
• Experience with relational databases (PostgreSQL, MySQL) and ORM frameworks (Hibernate, JPA).

Responsibilities

• Design, build, and maintain scalable backend services and APIs using Java 17/Spring Boot.
• Write clean, efficient, and well-tested code with comprehensive unit/integration tests.
• Collaborate with product managers and frontend developers in an Agile/Scrum framework.

Skills

Java

Spring Boot

Kafka

Docker

CI/CD

Microservices architecture

RESTful APIs

PostgreSQL

MySQL

Python

Vue.js

React

Education

Bachelor's degree in computer science or related field

Tools

Gradle

Jenkins

ArgoCD

GitHub Actions

Job description

We are looking for a highly skilled and motivated Senior Backend Java Developer/ Technical Lead to join our team, focusing on designing, developing, and maintaining the server-side logic for our applications. The ideal candidate will have a solid foundation in Java, Spring Boot, and modern development practices. You will be responsible for building robust APIs, managing data persistence, and ensuring our services are reliable and performant.

Job Responsibilities

• Design, build, and maintain scalable backend services and APIs using Java 17/Spring Boot, integrating with technologies like Kafka for messaging and relational databases (e.g., PostgreSQL, MySQL).
• Write clean, efficient, and well-tested code, ensuring high quality through comprehensive unit/integration tests and active participation in peer code reviews.
• Collaborate closely with product managers, frontend developers, and other engineers within an Agile/Scrum framework to define, design, and ship new features and system enhancements.
• Troubleshoot and resolve production issues to ensure high availability and performance, while also improving the deployment process through application containerization (Docker) and CI/CD pipeline enhancements.

Job Requirements

• Bachelor's degree in computer science, Engineering, a related field, or equivalent practical experience.
• Minimum of 3 years of professional software development experience is preferred.
• Solid hands-on experience in backend development with Java (JDK 17+) and the Spring Boot framework.
• Strong understanding of microservices architecture and designing RESTful APIs.
• Proficiency with build automation tools, specifically Gradle.
• Demonstrable experience with message queues, particularly Kafka.
• Experience with relational databases (e.g., PostgreSQL, MySQL) and ORM frameworks (e.g., Hibernate, JPA) is preferred.
• Strong understanding of containerization concepts and hands‑on experience with Docker.
• Familiarity with CI/CD principles and tools (e.g., Jenkins, ArgoCD, GitHub Actions).
• Experience in system modernization, such as migrating legacy applications (e.g., JBoss) to modern microservices architectures based on Spring Boot and RESTful principles.
• Experience with Python for backend development or system maintenance.
• Experience with frontend frameworks and development, such as Vue.js or React.
• Experience working in an Agile/Scrum development environment.
• Excellent problem‑solving skills and strong communication abilities.