Fullstack Backend Developer
Summary
Build and maintain full-stack Java Spring Boot and React apps for wealth management clients, including REST APIs, microservices, and Micro Frontend architectures.
Salary Range: $7000 - $9000
Key Responsibilities
- 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.
- Drive best practices across the entire technology stack.
- 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.
Required Backend Technical Skills
- Strong proficiency in Java (Java 21) with deep understanding of core concepts, coupled with expert‑level Spring Boot framework knowledge (MVC, Data, Security, Cloud).
- Strong understanding of modulith/microservices patterns and best practices, alongside 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 a strong understanding of design patterns and SOLID principles.
Required Frontend Technical Skills
- Expert‑level Typescript React 19 experience, demonstrating 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) for consistency and efficiency across frontend engineering.