Full Stack Developer - React / Java

Job Description: Full Stack Developer - React / Java

Experience: 8+ years

Role Overview

We are looking for a skilled Full Stack Developer to maintain, optimize, and evolve our enterprise application. This role requires a unique blend of expertise in modernizing legacy frontend architectures and managing robust, high-performance Java backends. You will be responsible for ensuring seamless integration between a React 15.4 frontend and a Dropwizard/Jetty backend, focusing on stability, security, and performance.

Technical Stack

- Frontend: React v15.4.0 (Legacy lifecycle methods, PropTypes)

- Backend: Java 11, Dropwizard v1.3.28, Jetty v11.0.7

- API: RESTful Web Services

- Database: PostGreSQL (JDBC {JDBI + Hibernate})

Key Responsibilities

- Frontend Maintenance: Develop and maintain UI components using React v15.4.0, ensuring cross-browser compatibility and optimal performance despite version constraints.

- Backend Development: Build and support high-availability RESTful services using Java 11 and the Dropwizard framework.

- Server Management: Manage and tune the Jetty v11.0.7 server environment to ensure low-latency communication.

- Bridge & Migrate: Work on architectural improvements to bridge legacy React patterns with modern best practices, preparing the codebase for future migrations.

- API Integration: Design and implement robust APIs that handle complex data transactions between the client and server.

- Testing & Quality: Write unit and integration tests (JUnit, Jest/Enzyme) to ensure the stability of the legacy and modern portions of the stack.

Required Skills & Qualifications

- Expert Java Knowledge: Proven experience with Java 11, including a deep understanding of Garbage Collection, Streams, and Concurrency.

- Dropwizard Mastery: Strong experience with Dropwizard 1.3.x, including configuration, Managed Objects, and Health Checks.