Software developer（Backend/Frontend）
Private Advertiser · Singapore, Singapore ·
- Category
- Backend
Private Advertiser · Singapore, Singapore ·
TECHNOPALS PTE. LTD. · Singapore
dbs · Hyderabad - DTI Waverock SEZ
NEARSOURCE PTE. LTD. · Singapore
ABOUTYOUGmbH · Hamburg or Berlin, de
Full stack developer building and maintaining internal wealth-management applications: Java 17 / Spring Boot REST APIs and microservices on the backend, React 19 + TypeScript with Redux Toolkit and Micro Frontend (MFE) architecture on the frontend, including testing and troubleshooting production issues.
Design, develop, and maintain full stack applications using Java Spring Boot and React for internal users and clients in Wealth Management.
Build and optimize RESTful APIs and microservices
Implement and maintain Micro Frontend (MFE) architectures
Collaborate with business analysts, project managers, business stakeholders, and other tech teams to integrate and deliver high-quality products
Troubleshoot complex production issues spanning frontend and backend
Drive technical innovation and continuous improvement initiatives
Participate in system design discussions and contribute to the technical roadmap
Strong proficiency in Java (Java 17+) with deep understanding of core concepts and expert-level Spring Boot framework knowledge (MVC, Data, Security, Cloud)
Strong understanding of modulith/microservices patterns and best practices
Experience with relational databases (e.g., MariaDB, PostgreSQL) and SQL optimization
Strong knowledge of RESTful API design principles and experience with message queues (Kafka, IBM MQ, etc.)
Proven expertise in unit testing and integration testing (JUnit, Mockito, Karate) and strong understanding of design patterns and SOLID principles
Expert-level TypeScript React 19 (or older version) experience with deep understanding of hooks, context, and component lifecycle
Strong proficiency in Redux, Redux Toolkit (RTK), and RTK Query for state management and data fetching
Expert-level knowledge of modern web technologies: Micro Frontend (MFE) architecture (Module Federation, Single-SPA), advanced HTML5, semantic markup, and expert-level CSS3 (Flexbox, Grid, responsive design, CSS-in-JS like Styled Components, Emotion)
Strong command of modern JavaScript/TypeScript (ES6+), frontend build tools (Webpack, Vite), and testing frameworks (Jest, React Testing Library, Cypress, Playwright)
Proven expertise in performance optimization (code splitting, lazy loading) and practical application of design systems and component libraries (e.g., Storybook)