Senior Software Engineer - Map Viewer

onXmaps, Inc. is a high-growth tech company focused on helping people explore the outdoors through innovative technology. They are seeking a Senior Software Engineer to contribute to their Core Viewer cross-platform map rendering engine, collaborating with various teams and taking ownership of projects to enhance map rendering for all onX verticals.

Responsibilities:

• You will write C++, Swift and Kotlin, leveraging OpenGL and Metal
• You help develop a 3D map viewing SDK for mobile and web
• Build reliability and performance tracking tools to monitor the map engine in production
• Serve as a map API subject matter expert for vertical application developers
• Optimize the rendering, culling, and spatial positioning algorithms that drive the map’s visual presentation
• Set up dependency/artifact / build pipeline to create consumable dependencies for iOS, Android and web (CocoaPods, Android Libraries)
• Integrate automated testing and performance measurement into the Core Viewer CI pipeline for all platforms
• Look for opportunities to embed AI as a repeatable co-pilot in daily workflows by integrating experimentation into real work, and continuously refining its use with sound judgment and validation

Requirements:

• Minimum of five (5) years of experience shipping and maintaining production code
• At least one (1) year of experience was focused on 3D map rendering (WebGL, OpenGL, Vulcan, Metal and/or DirectX) and at least (3) years of experience with mobile development
• Fundamentals of graphics programming, including the Graphics Pipeline
• Experience with culling, clipping, and spatial partitioning algorithms. Quad- or oct-trees is a plus
• Concurrency and multithreading for network requests and computation
• Experience with protocol buffers
• Experience with working with analytics data, BigQuery or a similar big data query language
• Knowledge of scene graphs
• A strong computer science foundation
• Brings a humble approach and communicates with clarity across written and verbal formats
• A strong curiosity for exploring new technologies, including AI
• A shared passion for and ability to demonstrate onX's Company Values
• Permanent US work authorization is a condition of employment with onX
• Deep understanding of data structures to support spatial querying
• Experience with a multi-platform C++ code base
• An avid user of any of the onX apps