Senior Backend Engineer — Microservices & API Integrations

FPT Asia Pacific Pte Ltd; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

FPT Asia Pacific Pte Ltd in Singapore is seeking experienced Senior Backend Developers to design, develop, and maintain microservices and RESTful APIs that support enterprise system integration and bi-directional data synchronisation.

You will collaborate with cross‑functional teams to implement robust backend logic, perform testing, review code, and contribute to technical documentation for reliable, scalable solutions.

Qualifications

• Minimum 3 years of experience in backend software development.
• Strong proficiency in Java or C#.
• Hands-on experience developing RESTful APIs and microservices.
• Knowledge of system integration patterns and backend architecture.
• Experience with Git-based version control.
• Familiarity with Agile/Scrum development methodologies.

Responsibilities

• Develop and maintain microservices supporting bi-directional data synchronisation.
• Design, build, and test RESTful API endpoints.
• Integrate backend services with upstream and downstream systems.
• Implement backend business logic and system integration components.
• Perform unit testing and integration testing.
• Participate in code reviews and troubleshoot application issues.
• Maintain technical documentation and development specifications.

Skills

Backend development

RESTful APIs

Microservices

Java

C#

Agile/Scrum

System integration

Tools

Git

Job description

FPT Asia Pacific Pte Ltd in Singapore is seeking experienced Senior Backend Developers to design, develop, and maintain microservices and RESTful APIs that support enterprise system integration and bi-directional data synchronisation.

You will collaborate with cross‑functional teams to implement robust backend logic, perform testing, review code, and contribute to technical documentation for reliable, scalable solutions.