Full Stack Developer / Onsite / Dallas / must be US Citizen

Job Summary:

We are looking for a highly skilled Full Stack Developer with strong expertise in Java 16, Spring Boot, Kafka, Cassandra, and ReactJS. This role involves primarily backend development (approximately 80%) while also contributing to frontend development (approximately 20%) using ReactJS. The ideal candidate should have experience in microservices architecture, RESTful APIs, distributed systems, and modern front-end technologies, delivering end-to-end solutions.

Key Responsibilities:

Backend Development (80%):

• Design, develop, and maintain scalable backend applications using Java 16 and Spring Boot.
• Develop and expose RESTful web services using Spring Boot and Jersey.
• Implement microservices architecture to ensure modularity, scalability, and maintainability.
• Work with Apache Kafka for real-time streaming, event processing, and asynchronous messaging patterns.
• Design and manage Cassandra NoSQL database solutions with high availability and performance.
• Participate in code reviews, unit testing, and integration testing to maintain high code quality.
• Troubleshoot and optimize application performance, memory management, and database queries.

Frontend Development (20%):

• Develop responsive and dynamic web applications using ReactJS, Redux, HTML, CSS, and JavaScript.
• Collaborate with UX/UI designers to implement intuitive and efficient user interfaces.
• Integrate frontend components with backend RESTful APIs and services.
• Ensure cross-browser compatibility, responsive design, and optimal performance.
• Participate in frontend code reviews, unit testing, and debugging.

Collaboration & Documentation:

• Work closely with product managers, developers, QA, and DevOps teams to deliver integrated solutions.
• Maintain clear technical documentation for both backend and frontend components.
• Participate in requirement analysis, architecture discussions, and technical decision-making.

Required Skills & Qualifications:

• 7+ years of professional experience in backend development using Java 16 and Spring Boot.
• Strong experience with microservices architecture and RESTful API development.
• Hands-on experience with Apache Kafka and Cassandra (or similar NoSQL databases).
• Strong ReactJS skills with experience in Redux, HTML, CSS, and JavaScript.
• Experience with Jersey framework for RESTful web services.
• Knowledge of unit testing frameworks such as JUnit, Mockito, TestNG for backend and Jest/React Testing Library for frontend.
• Familiarity with CI/CD pipelines, Git, and Agile/Scrum methodology.
• Strong understanding of design patterns, OOP, SOLID principles, and responsive frontend development.
• Excellent problem-solving, analytical, and collaboration skills.