Job Description

Job Description

Senior Frontend Developer (React)

We're seeking a Senior Frontend Developer with deep expertise in React.js and Material UI (MUI) to build responsive, high-performance applications. This role requires strong skills in real-time data handling, data visualization, and performance optimization for large datasets.

Frontend Development

• Build responsive, pixel-perfect UIs using React.js and Material UI (MUI).

• Collaborate with designers to implement modern, accessible, and scalable components (Figma).

• Optimize applications with lazy loading, code splitting, and other performance techniques.

Real-Time Data & Visualization

• Develop real-time dashboards using WebSocket, rxStomp, Socket.io, or similar.

• Render complex charts with large datasets using SciChart (or similar high-performance libraries).

• (Plus) Implement geospatial visualizations with MapBox.

Data Optimization & Performance

• Apply downsampling, throttling, and debouncing techniques for smooth rendering.

• Ensure efficient memory management and responsiveness in data-heavy apps.

Code Quality & Testing

• Write reusable, modular, and testable code (Jest, Cypress, React Testing Library).

• Participate in peer code reviews and promote best practices in frontend architecture.

• React.js, JavaScript (ES6+), Material UI (MUI), HTML5, CSS3

• State management (Redux, Context API, Zustand)

• RESTful APIs & async data handling

• Version control (GitHub/GitLab) & CI/CD workflows

• Strong problem-solving, detail-oriented mindset

• Charting libraries: SciChart, Highcharts, D3.js

• Geospatial mapping with MapBox

• WebGL for high-performance rendering

• Real-time data handling (WebSocket, Socket.io, SSE)

• Testing frameworks (Jest, Cypress, RTL)

• DevOps exposure: Docker, AWS, deployment pipelines
  

Dexian is a leading provider of staffing, IT, and workforce solutions with over 12,000 employees and 70 locations worldwide. As one of the largest IT staffing companies and the 2nd largest minority-owned staffing company in the U.S., Dexian was formed in 2023 through the merger of DISYS and Signature Consultants. Combining the best elements of its core companies, Dexian's platform connects talent, technology, and organizations to produce game-changing results that help everyone achieve their ambitions and goals.

Dexian's brands include Dexian DISYS, Dexian Signature Consultants, Dexian Government Solutions, Dexian Talent Development and Dexian IT Solutions. Visit to learn more.

Dexian is an Equal Opportunity Employer that recruits and hires qualified candidates without regard to race, religion, sex, sexual orientation, gender identity, age, national origin, ancestry, citizenship, disability, or veteran status.

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