Fullstack Software Developer (Java / Scala)

COMBUILDER PTE LTD; Singapore; On-site; SGD 60,000 - 100,000; Full time

Job summary

A leading company in the tech sector is seeking a Backend Developer with strong expertise in Java or Scala to develop and maintain high-performance backend services. Responsibilities include designing microservices, collaborating with frontend developers, and ensuring high code quality standards. The ideal candidate will have substantial experience and a bachelor's degree in a relevant field, as well as the ability to work on diverse projects with adaptable responsibilities.

Qualifications

• Bachelor's degree in Computer Science, IT, Engineering, or related.
• 7-9 years of software development experience.
• Proficiency in Java or Scala is mandatory.

Responsibilities

• Develop and maintain scalable backend services using Java or Scala.
• Design microservices architectures using the Spring Framework.
• Write efficient SQL queries for large-scale applications.

Skills

Java

Scala

SQL

Unix/Linux

Angular

React

Problem Solving

Communication

Education

Bachelor's degree in Computer Science

Tools

Docker

Kubernetes

Job description

Responsibilities:

• Develop and maintain scalable and high-performance backend services using Java or Scala.
• Design and implement microservices-based architectures using the Spring Framework.
• Write efficient SQL queries and work with relational databases for large-scale applications.
• Collaborate with frontend developers and contribute to UI components using Angular or React.
• Work in Unix/Linux environments to manage deployment, scripting, and server-side configurations.
• Participate in the full software development lifecycle including design, development, testing, and deployment.
• Collaborate across teams, including data engineering, for cross-functional integration when required.
• Maintain high standards for code quality, testing, and performance optimization.
• Support flexible role shifts into backend or data engineering streams, based on project needS.

Required Skills & Qualifications:

• Bachelor's degree in Computer Science, Information Technology, Engineering, or related field,
• 7–9 years of professional software development experience.
• Strong proficiency in Java or Scala (mandatory).
• Proven experience with the Spring Framework and microservices architecture.
• Solid understanding of SQL and relational database systems.
• Experience working in Unix/Linux environments.
• Exposure to frontend development using Angular or React.
• Strong analytical and problem-solving abilities.
• Excellent communication skills and ability to work in cross-functional, distributed teams.
• Must be adaptable to fast-paced project shifts and technology realignment.

Nice to Have:

• Experience working with distributed systems or data pipelines.
• Understanding of CI/CD practices and Agile methodologies.
• Knowledge of containerization tools such as Docker and orchestration with Kubernetes.

Important Note:

• Candidates must have strong Java/Scala expertise.
• Python developers will not be considered for this role.
• Candidates with strong backend experience may be realigned into data engineering roles if required.
• If required, must be able to work on weekend or public holidays for deployment to production server and cut over activities