Senior Backend Developer

RAPSYS TECHNOLOGIES PTE LTD; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

RAPSYS TECHNOLOGIES PTE LTD is seeking an experienced Senior Backend Developer in Singapore to join our dynamic team. The ideal candidate has at least 7 years of hands-on backend experience, a passion for scalable systems, and the ability to mentor others while delivering high-quality solutions.

Responsibilities include building bi-directional sync microservices, REST API endpoints, system integrations, code reviews, testing, and maintaining documentation.

Qualifications

• Minimum 3 years of experience in backend development.
• Experience designing and building RESTful APIs.
• Proficient in Java or C# and microservices architectures.

Responsibilities

• Develop bi-directional sync microservices.
• Build and test REST API endpoints.
• Integrate with upstream and downstream systems.
• Participate in code reviews and unit/integration testing.
• Maintain technical documentation.

Skills

Backend development

REST API design

Java or C#

Microservices

Code reviews

Mentoring

Git

Tools

Git

Job description

We are looking for an experienced and driven Senior Backend Developer to join our dynamic team. The ideal candidate will have at least 7 years of hands-on experience in backend development, a passion for building scalable systems, and the ability to mentor others while delivering high-quality solutions.

What You'll Do:

Key responsibilities include developing bi-directional sync microservices, building and testing REST API endpoints, integrating with upstream and downstream systems, participating in code reviews and unit/integration testing, and maintaining technical documentation.

Requirements:

• Minimum 3 years of experience in backend development
• Strong proficiency in Java or C# and RESTful API development
• Experience with microservices architecture and integration patterns
• Familiarity with Git-based version control and Agile/Scrum practices