Java Full Stack Developer: Microservices, UI & APIs

RAPSYS TECHNOLOGIES PTE LTD; Singapore; On-site; SGD 70,000 - 110,000; Full time

Job summary

RAPSYS TECHNOLOGIES PTE LTD is seeking an experienced Java Full Stack Developer to join our Technology and Operations team in Singapore. You will design and build responsive user interfaces and robust backend services using Java, JavaScript, and modern frameworks.

You will work on microservices, web components, REST/GraphQL APIs, and data-rich applications in an Agile environment, collaborating with QA and cross-functional teams to deliver high-quality software on tight deadlines.

Qualifications

• Bachelor's degree or higher in Computer Science, Information Technology, or a related field.
• Minimum 3 years of relevant experience in Java full stack development.
• Strong experience with Java development and Java OOP concepts.
• Proficiency with frontend technologies and modern frameworks.
• Experience designing REST and GraphQL APIs.
• Familiarity with microservices and microfrontends is a plus.

Responsibilities

• Design and develop responsive user interfaces using HTML5, CSS3, and JavaScript.
• Develop microservices and REST/GraphQL APIs.
• Build reusable UI components and web components for consumer risk applications.
• Collaborate with QA to develop automation tests for UIs.
• Work within an Agile development team to deliver high-quality software.
• Write maintainable code and documentation, and troubleshoot issues.

Skills

Java development

Java OOP

JavaScript fundamentals

Frontend frameworks

REST

GraphQL

Microservices

Agile development

Education

Degree in Computer Science or Information Technology

Tools

Hibernate

PostgreSQL

Git

Jira

Job description

RAPSYS TECHNOLOGIES PTE LTD is seeking an experienced Java Full Stack Developer to join our Technology and Operations team in Singapore. You will design and build responsive user interfaces and robust backend services using Java, JavaScript, and modern frameworks.

You will work on microservices, web components, REST/GraphQL APIs, and data-rich applications in an Agile environment, collaborating with QA and cross-functional teams to deliver high-quality software on tight deadlines.