Senior Front End Engineer at Urban SDK – Remote (United States) | Jobyssey

About the role

We are hiring a Senior Front End Engineer to lead the development of rich, interactive web applications built with React, Chakra UI, Mapbox, and modern data visualization using Plotly and ApexCharts. You will play a key role in shaping the user experience for data-heavy products, translating complex datasets into intuitive, high-performance interfaces.

Responsibilities

Design, build, and maintain complex front-end applications using React
Create accessible, responsive UI components using Chakra UI
Implement interactive map-based experiences using Mapbox GL JS
Build interactive data visualizations and dashboards using Plotly and ApexCharts
Optimize performance for large datasets, maps, and real-time updates
Collaborate with product managers, designers, and backend engineers to define and deliver features
Establish and enforce front-end best practices (architecture, testing, accessibility, performance)
Lead code reviews and mentor other engineers
Contribute to technical planning and architectural decisions
Ensure cross-browser compatibility and responsive behavior

Required Qualifications

5+ years of professional front-end development experience
Strong expertise in JavaScript (ES6+) and TypeScript
Deep experience with React and modern React patterns (hooks, context, memoization)
Production experience with Chakra UI or similar component libraries
Hands-on experience with Mapbox (layers, sources, interactions, performance tuning)
Experience building data visualizations using Plotly and/or ApexCharts
Solid understanding of HTML, CSS, responsive design, and accessibility (WCAG)
Experience consuming REST and/or GraphQL APIs
Strong debugging, performance optimization, and problem-solving skills

Nice to Have

Experience with Next.js or similar React frameworks
Familiarity with geospatial concepts (GeoJSON, projections, tilesets)
Experience working with large or real-time datasets
Knowledge of front-end testing tools (Jest, React Testing Library, Cypress)
Experience in data, analytics, mapping, or visualization-heavy products
Prior experience leading projects or acting as a technical owner

Compensation

Location: Jacksonville, FL (Town Center Area) or Remote
Type: Full-time
Reports to: Director of Engineering
Salary Based on Experience
Annual Bonus
Medical, Vision, Dental, 401(k)
21 Days Vacation
Office Lunch provided Daily

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Responsibilities

Required Qualifications

Nice to Have