Java Backend Engineer – Spring Boot & WebFlux

Cadenza Solutions; Singapore; On-site; SGD 90,000 - 150,000; Full time

Job summary

Cadenza Solutions is seeking an experienced Java Developer in Singapore to design, build and maintain enterprise-grade applications. You will work with Spring Boot, Spring WebFlux, and microservices to deliver reactive, scalable services.

The role requires collaborating across teams, implementing robust testing, and ensuring high quality code. The ideal candidate has 6–9 years of Java experience, strong knowledge of RESTful APIs, and familiarity with DevOps practices.

Qualifications

• 6–9 years of professional Java application development experience.
• Strong hands-on Java experience, Java 8+ strongly preferred.
• Extensive experience with Spring Boot and reactive programming (WebFlux).
• Solid microservices design, RESTful APIs, and distributed systems knowledge.

Responsibilities

• Design, develop, test, and maintain enterprise Java applications.
• Build reactive, non-blocking services with Spring WebFlux.
• Develop scalable microservices using modern software practices.
• Write clean, well-documented code and unit tests.
• Collaborate with analysts, architects, QA, DevOps and stakeholders.
• Participate in code reviews and adhere to coding standards.
• Support deployments, releases, and post‑deployment issue resolution.
• Improve performance, scalability, reliability, and security.

Skills

Java

Spring Boot

Microservices

Spring WebFlux

Tools

Spring Cloud

Kafka

Docker

Kubernetes

SQL

Job description

Cadenza Solutions is seeking an experienced Java Developer in Singapore to design, build and maintain enterprise-grade applications. You will work with Spring Boot, Spring WebFlux, and microservices to deliver reactive, scalable services.

The role requires collaborating across teams, implementing robust testing, and ensuring high quality code. The ideal candidate has 6–9 years of Java experience, strong knowledge of RESTful APIs, and familiarity with DevOps practices.