Staff Frontend Engineer

Responsibilities

• Design and build a high-performance rendering platform for interactive geospatial visualization and precision spatial editing.
• Partner with Design to define interaction models and deliver pixel-level visual and interaction polish.
• Optimize rendering latency using partial GPU buffer updates and custom shaders.
• Develop 3D spatial intelligence tools including line-of-sight analysis, signal-strength heatmaps, and AI-driven hardware placement suggestions.
• Own the client-side CRDT sync architecture, including the document model, local persistence, presence, offline-first editing, and conflict resolution.

Requirements

• 5+ years of experience building complex customer-facing web applications or high-performance graphics engines.
• Mastery of JavaScript fundamentals and expertise with React and common state or data libraries.
• A degree in Computer Science or a related field.
• Strong knowledge of data structures, memory management, linear algebra, coordinate-system conversions, geospatial projections, and 3D geometry.
• Demonstrated ability to deliver pixel-perfect, high-performance user experiences and collaborate closely with Design.
• Preferred experience with Deck.gl, MapLibre, Three.js, WebGL, WebGPU, Yjs, Automerge, Operational Transforms, Canvas API, low-level buffer management, custom shaders, PostGIS, vector tiling, or GIS workflows.

Benefits

• Employee healthcare premiums are 100% covered under at least one plan, with family premiums covered at 80% under all plans.
• Nationwide medical, vision, and dental coverage is available.
• HSA contributions, FSA options, expanded mental health support, parental leave, and fertility benefits are provided.
• Paid holidays, firmwide extended holidays, flexible PTO, and personal sick time are offered.
• Professional development, fertility, wellness/fitness, commuter, and daily healthy lunch benefits are provided.
• The company sponsors and takes over sponsorship of employment visas for this role.