[Remote] Senior Front End Engineer

Note: The job is a remote job and is open to candidates in USA. Urban SDK is shaping the Future of Smart Cities, pioneering geospatial AI technology for public leaders. The Senior Front End Engineer will lead the development of interactive web applications, enhancing user experience through data visualization and collaboration with cross-functional teams.

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

Skills

• 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
• 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

Benefits

• Annual Bonus
• Medical, Vision, Dental, 401(k)
• 21 Days Vacation
• Office Lunch provided Daily

Company Overview

Urban SDK is a geospatial AI platform for public safety, transportation, infrastructure and administration. It was founded in 2018, and is headquartered in Jacksonville, Florida, USA, with a workforce of 51-200 employees. Its website is https://urbansdk.com.

Company H1B Sponsorship

Urban SDK has a track record of offering H1B sponsorships, with 2 in 2025, 1 in 2022. Please note that this does not guarantee sponsorship for this specific role.