Senior Java Developer

JAC Recruitment Pte Ltd; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

A fast-growing tech firm in Singapore is seeking a motivated back-end developer to design and enhance robust systems for mobile apps and websites. The ideal candidate possesses a Bachelor's degree in Computer Science and at least 3 years of Java development experience. Applicants should be proficient in Spring Boot and have strong skills in database management and API design. The role offers opportunities for collaboration and learning in an innovative environment.

Qualifications

• Minimum of 3 years of hands-on experience in Java development.
• Strong proficiency in Spring Boot and Spring Cloud.
• Experience in database design and performance tuning.

Responsibilities

• Design and develop robust back-end systems for mobile applications.
• Integrate and oversee third-party services including payment gateways.
• Implement automated testing and CI/CD pipelines.

Skills

Java

Spring Boot

Spring Cloud

Database design

RESTful APIs

Linux

DevOps tools

Version control (Git)

Microservices architecture

Analytical skills

Education

Bachelor’s degree in Computer Science or related field

Tools

Docker

Kubernetes

Jenkins

MySQL

PostgreSQL

Redis

MongoDB

RabbitMQ

Kafka

Job description

COMPANY OVERVIEW

Our client is a fast-growing tech firm in Singapore, redefining everyday convenience through intelligent, on-demand services that blend AI with lifestyle support.

JOB RESPONSIBILITIES

• Design, develop, and enhance robust back-end systems for mobile applications and websites, ensuring high performance and reliability.
• Collaborate closely with product managers and front-end teams to analyze business requirements and deliver effective technical solutions.
• Architect scalable and high-performance back-end infrastructures, while continuously optimizing existing systems.
• Build and maintain back-end services using frameworks such as Spring Boot and Spring Cloud.
• Design and manage relational databases (e.g., MySQL, PostgreSQL), ensuring optimal query performance and data integrity.
• Integrate and oversee third-party services including payment gateways, message queues, and caching systems.
• Develop efficient APIs to enable seamless communication between front-end and back-end systems.
• Implement automated testing and CI/CD pipelines to maintain code quality and streamline deployment processes.
• Diagnose and resolve technical issues, ensuring system stability and reliability.
• Stay current with industry trends and best practices, contributing to continuous improvement and team development.

JOB REQUIREMENTS

• Bachelor’s degree or higher in Computer Science, Software Engineering, or a related field.
• Minimum of 3 years of hands-on experience in Java development, with a solid understanding of Java fundamentals and Java 8+ features.
• Strong proficiency in Spring Boot, Spring Cloud, and other mainstream frameworks; experience with microservices architecture.
• Skilled in database design and performance tuning; experience with NoSQL databases (e.g., Redis, MongoDB) is a plus.
• Familiarity with message queue systems (e.g., RabbitMQ, Kafka) and distributed system design.
• Experience in designing RESTful APIs; knowledge of GraphQL or gRPC is an advantage.
• Understanding of front-end and back-end separation architecture, with the ability to support front-end requirements effectively.
• Comfortable working in Linux environments and performing basic server maintenance tasks.
• Proficient in version control tools like Git and experienced with DevOps practices and tools (e.g., Jenkins, Docker, Kubernetes).
• Strong analytical and problem-solving skills, with a passion for technology and continuous learning.
• Excellent communication and collaboration abilities, with a proactive mindset and resilience under pressure.

Working Location: Singapore