Senior Front End Engineer

Urban SDK
8dRemote

About The Position

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.

Requirements

  • 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 Haves

  • 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

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

Benefits

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