onX iOS Jobs in the USA

About the Company

onX develops GPS mapping apps for outdoor adventures: onX Hunt (hunting land ownership, boundaries, species tracking), onX Offroad (650K+ miles of off-road trails, turn-by-turn navigation, vehicle-specific routes), onX Backcountry (backpacking, climbing routes via Mountain Project data, avalanche forecasts, slope angle), onX Fish (lake finder, species tracking, fish size and abundance data), and onX Snow (snowmobiling terrain analysis). The company is based in Montana with a customer service team in-state. onX supports land stewardship through Adventure Forever Grants.

Industry

• Outdoor Technology
• GPS Mapping
• Offline Navigation
• Hunting and Fishing
• Off-Roading and Backcountry
• Mobile Apps

iOS Engineering at onX

onX develops iOS apps for outdoor navigation with offline maps, GPS tracking, and terrain analysis. The iOS engineering team builds features for downloadable offline maps (topo, satellite, hybrid), real-time GPS location, waypoint marking, route planning, track recording, land ownership boundaries (private, public, BLM, state, tribal), species-specific mapping (deer, elk, turkey, waterfowl), trail databases (650K+ miles), vehicle-specific routes (2WD, 4WD, UTV, ATV, motorcycle, snowmobile), avalanche forecasts, slope angle shading, climb routes, fish species data, and cloud sync across devices.

Products and Platforms

• onX Hunt – Land ownership, boundaries, species tracking, offline maps
• onX Offroad – Trail maps, turn-by-turn navigation, vehicle-specific routes
• onX Backcountry – Backpacking, climbing, ski touring, avalanche forecasts
• onX Fish – Lake finder, species data, fish size and abundance
• onX Snow – Snowmobiling terrain, avalanche forecasts
• Web App – Desktop trip planning and map viewing

Work Opportunities for iOS Developers

onX hires:

• iOS Developers – for offline GPS mapping and outdoor navigation apps
• Mobile Engineers (iOS) – focusing on MapKit, custom map rendering (MGLMapView from Mapbox), offline map downloads (MBTiles), GPS tracking (Core Location), waypoint management, route planning, track recording, terrain analysis (slope angle, elevation profiles), and cloud sync
• Mapping Engineers – for offline tile caching, custom map layers (land ownership, trails, species zones, avalanche terrain), and real-time GPS accuracy
• Offline Engineers – for downloading maps for use without cellular service
• iOS Outdoor Tech Engineers – with knowledge of GPX/KML import/export, track recording, elevation data (DEM), and backcountry navigation

Why Join onX

onX helps millions of outdoor enthusiasts explore with confidence — from hunters and off-roaders to hikers and anglers. iOS engineers build apps that work in remote areas without cell service, relying on robust offline maps and precise GPS. If you love the outdoors and want to build technology that gets people outside safely, onX offers meaningful work and a mission-driven team based in Montana.