Senior UI Developer

ST RXR Investments LLC - Miami Beach, FL

Full-time - Senior

Miami Beach, FL

About the position

We are seeking a highly skilled Senior UI Developer to enhance our cutting-edge trading platform. This role involves developing a responsive trading user interface that integrates with real-time data, ensuring a smooth user experience for traders. The ideal candidate will have a strong background in UI/UX development and will work closely with backend developers to optimize performance and scalability in high-volume trading environments.

Responsibilities

• Develop and maintain a responsive trading user interface with real-time data integration.
• Collaborate with backend developers to integrate the UI with the Company s backend infrastructure.
• Optimize the UI for performance and scalability, especially for high-volume trading environments.
• Complete comprehensive testing of all products or projects before they are submitted for review or release, ensuring quality standards are met.
• Collaborate with Development Team to implement testing strategies and troubleshoot issues to guarantee product reliability and performance.
• Ensure the interface is intuitive and user-friendly for Traders.

Requirements

• 5+ years of experience in UI/UX development is a must.
• Strong proficiency in C#, JavaScript, HTML5, CSS3, and one or more front-end frameworks such as WPF/.NET, React, Angular, or Vue.js.
• Hands-on experience with DevExpress for building advanced UI components.
• Understanding of real-time data handling and WebSocket implementations.
• Knowledge of responsive design principles and practices.
• Experience using Kafka or similar message brokers for real-time data processing.
• Strong problem-solving skills and attention to detail.
• Experience with version control tools such as Git.
• Experience with Amazon Web Services (AWS).

Nice-to-haves

• Experience with high-performance UIs, particularly in financial or trading applications is a plus but not a must.

Benefits

• Compensation up to 300k depending on experience.