North Star Staffing

Compensation

Full Description

• Title: Software Engineer III (OpenXR / XR Applications) • Employment Type: Full-Time (Contingent / W-2) • Location: Redmond, WA, USA (Onsite) • Compensation: $75 – $105 per hour • Max Bill Rate: $131.00 per hour • Location Requirement: United States Role Overview We are seeking a Software Engineer III to build and maintain OpenXR-based XR applications. This onsite role in Redmond involves working closely with engineers and cross-functional partners to prototype, implement, and iterate immersive experiences that run across OpenXR-capable runtimes and devices. This is a structured, full-time contingent role — not freelance or project-based. Key Responsibilities • Develop XR applications using OpenXR (architecture, implementation, testing, iteration) • Build interactive XR features including: • Input handling (controllers, hands, action sets, haptics) • Scene and interaction systems (grabbing, ray interactions, 3D UI) • Rendering and performance optimization (frame pacing, latency-sensitive updates) • Integrate platform/runtime capabilities such as tracking spaces, anchor systems, passthrough, and scene understanding via OpenXR extensions • Write clean, testable code and contribute to CI/build scripting • Debug runtime/device issues (graphics, tracking, input) and provide reproducible fixes • Collaborate with product, UX, and engineering stakeholders • Document technical designs, tradeoffs, and implementation decisions Required Qualifications • 3+ years of professional software development experience • Experience shipping real-time 3D applications (XR, gaming, simulation, or visualization) • Practical OpenXR experience (instance/session lifecycle, swapchains, spaces, actions) • Strong C/C++ and/or C# expertise • Experience with one of the following: • Unity (C#) with OpenXR plugin ecosystem • Unreal Engine (C++) XR pipeline • Custom/native OpenXR rendering using Vulkan, OpenGL, or DirectX • Understanding of XR performance constraints (72/90/120 FPS targets, GPU/CPU bottlenecks, latency) Preferred Qualifications • Shipped at least one OpenXR-based application to production • Experience with OpenXR extensions (hand tracking, eye gaze, foveated rendering, spatial/scene extensions) • Graphics experience (Vulkan/OpenGL/DirectX, shaders, profiling tools such as RenderDoc) • Android XR experience (Gradle, NDK, JNI) • Experience building reusable XR interaction frameworks or app scaffolding Employment Structure This role is employed by Cincinnatus, an enterprise staffing company that partners with leading technology companies to source and employ highly skilled professionals for full-time and long-term contingent roles. Cincinnatus serves as the employer of record (W-2 employment, payroll, benefits, compliance), while employees work directly within client teams. Cincinnatus is a legal entity separate from Mercor. Equal Employment Opportunity Cincinnatus is an Equal Employment Opportunity employer and considers all qualified applicants without regard to legally protected characteristics. Reasonable accommodations are provided upon request. Pursuant to applicable Fair Chance ordinances (including California and San Francisco), qualified applicants with arrest and conviction records will be considered in accordance with the law. Apply Now