Backend Java Developer

ARYAN SOLUTIONS PTE. LTD.; Singapore; On-site; SGD 80,000 - 100,000; Full time

Job summary

A leading tech solutions provider in Singapore seeks a Backend Java Developer to design and maintain robust backend systems and APIs for mission-critical banking applications. The role requires expertise in Java, Spring Boot, and Kafka to drive the bank's digital transformation. Candidates should have experience with microservices architecture and strong SQL skills. This position offers competitive compensation and a dynamic work environment.

Qualifications

• 5+ years of experience in backend development, specifically with Java.
• Strong knowledge of microservices architecture and RESTful API.
• Experience with CI/CD tools and containerization.

Responsibilities

• Design and maintain backend services using Java and Spring Boot.
• Develop and integrate RESTful APIs for banking systems.
• Implement event-driven architecture with Apache Kafka.

Skills

Java

Spring Boot

Apache Kafka

RESTful APIs

Docker

Kubernetes

SQL

Tools

Jenkins

GitLab

Maven

Gradle

Job description

As a Backend Java Developer, you will design, develop, and maintain secure, high-performance backend systems and APIs that power mission-critical banking applications. The role emphasizes Java, Spring Boot, Kafka, and microservices architecture to support the bank’s digital transformation.

Key Responsibilities

• Design, build, and maintain backend services using Java, Spring Boot, and Microservices architecture.
• Develop RESTful APIs and integrate with internal and third-party banking systems.
• Implement event-driven architecture using Apache Kafka for real-time data streaming.
• Collaborate with architects to ensure scalability, reliability, and compliance with banking standards.
• Optimize backend performance for high availability and low latency.
• Apply security best practices to protect sensitive financial data.
• Conduct unit and integration testing using JUnit, Mockito, and other frameworks.
• Work with CI/CD pipelines (Jenkins, GitLab) for automated builds and deployments.
• Utilize containerization tools like Docker and orchestration with Kubernetes.

Required Skills

• Java (8/11/17), Spring Boot, Spring MVC, Hibernate/JPA.
• RESTful APIs, JSON/XML.
• Hands-on experience with Apache Kafka (including Kafka Streams).
• Git, Maven/Gradle, Jenkins, Docker, Kubernetes.
• Familiarity with cloud platforms (AWS/Azure).
• Strong SQL skills (Oracle, MySQL, PostgreSQL).