Java Full Stack Developer

RAPSYS TECHNOLOGIES PTE. LTD.Singaporemycareersfuturepublished 09/28/2026
Must-have:TypeScriptJavaScriptJavaHTMLCSSReactAngularVueNode.jsExpressGraphQLGitFrontendBackendQA/TestAgileMicroservices

Key Responsibilities

  • Design and develop responsive UI frameworks and reusable web components using HTML5, JavaScript and CSS3 .
  • Develop microservices and APIs using Java, Spring Boot, REST, GraphQL and Reactive principles .
  • Build extensible frontend frameworks and reusable components for business applications.
  • Work with QA to develop UI automation tests .
  • Troubleshoot and resolve frontend and backend issues.
  • Collaborate with IT teams in an Agile environment .
  • Develop high-quality code within deadlines and maintain technical documentation.

Primary Requirements

  • Minimum 3 years of relevant experience .
  • Experience with Java, Java State Machine, Hibernate and PostgreSQL .
  • Strong JavaScript fundamentals including closures and prototypes.
  • Frontend experience with Angular, Web Components, Vue, Polymer or ReactJS .
  • Backend experience with Spring, Spring Boot, NodeJS or Express .
  • Experience with Redux and TypeScript or other type-safe JavaScript.
  • Frontend automation testing experience.
  • Experience with HTML, CSS, JavaScript and libraries such as ExtJS, KnockoutJS or JQuery.
  • Experience with Git/SVN and binary repository tools such as JFrog Artifactory/Nexus .
  • Familiarity with JIRA, Confluence and Bitbucket .
  • Experience with Java web services, Apache CXF, REST, XML, JSON and WSDL .
  • Experience with Oracle/H2/HSQLDB, SQL and PL/SQL , including hierarchical queries.