Job Description
JOB DESCRIPTION
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Top 5 Required Skills (These are not preferred skills. If the candidate does not have these required skills, they will be rejected completely)
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1. Vulkan Graphics Programming
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- Strong experience with Vulkan render pipelines, compute shaders, synchronization, descriptor sets, memory
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barriers, and GPU-driven rendering.
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2. Modern C++ Performance Engineering
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- Expert-level C++ for real-time systems, memory management, multithreading, SIMD-friendly data layouts, and low-
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latency rendering code.
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3. Mobile GPU Optimization
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- Deep understanding of mobile GPU architectures, especially tile-based rendering, bandwidth limits, cache
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behavior, thermal constraints, and power/performance tradeoffs.
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4. GPU Compute and Shader Optimization
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- Ability to optimize GLSL/SPIR-V compute and graphics shaders, including sorting, culling, binning, blending,
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prefix sums, compaction, and parallel data processing.
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5. Graphics Performance Profiling and Debugging
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- Experience identifying GPU bottlenecks using profiling tools, analyzing frame timing, shader occupancy, memory
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bandwidth, overdraw, synchronization stalls, and CPU/GPU overlap.
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Technologies: What does this temp must know to perform the required job duties (These are not preferred technologies - If they do not have these technologies they will be rejected completely)
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Required Technologies
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- Vulkan
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- C++17/C++20
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- Android NDK
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- GLSL or HLSL
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- SPIR-V
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- Qualcomm Adreno GPU architecture
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- Snapdragon mobile platforms
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- Qualcomm Snapdragon Profiler
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- RenderDoc
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- Android Studio / Android build tools
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- CMake
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- GPU compute shader math
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- Real-time rendering pipelines
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Required Education:
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Required Years of Experience
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Bachelor's degree in Applied Mathematics, Computer Science, Computer Engineering, Electrical Engineering, Software Engineering, or related field and 2+ years of Software Engineering, Hardware Engineering, Systems Engineering, Electrical Engineering, Game Rendering, or related work experience.
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Key Words:
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Job Description:
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Principal Duties and Responsibilities:
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• Applies Graphics knowledge and experience to architect, design, implement, and verify the structure and performance of GPU hardware, drivers, features, applications, and tools.
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• Writes code for features, drivers, and APIs using different languages (e.g., C, C++, perl, python) and ensures code will perform effectively on different platforms.
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• Maintains comprehensive pre- and post-silicon tests using tools and methods in different environments (e.g., simulation, emulation, on-device) to verify performance and identify issues.
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• Identifies deficiencies in designs and works with team members to develop solutions to improve designs.
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• Collaborates with teams and external stakeholders to expose new features and functionality that align with needs and goals for implementation and customization.
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• Writes detailed design documentation and feature descriptions for projects to guide developers and/or customers to use or implement software.
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Level of Responsibility:
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• Works under supervision.
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• Decision-making may affect work beyond immediate work group.
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• Requires verbal and written communication skills to convey information. May require basic negotiation, influence, tact, etc.
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• Has a moderate amount of influence over key organizational decisions.
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• Tasks require multiple steps which can be performed in various orders; some planning, problem-solving, and prioritization must occur to complete the tasks effectively.
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Comments for Suppliers:
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· How many rounds of interviews should be expected?
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2 rounds: one interview with hiring manager and one formal interview follow up
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· Work Location:
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100% Onsite San Diego
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-100% Onsite
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· Shift: Hour/Days of Work
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Standard 40 hours /week
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Job Title: Contractor – Graphics Software Engineer (Dynamic Gaussian Splatting, On-Device XR, Android)
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Job Overview
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We are seeking a contractor Graphics Software Engineer to support development of real-time Gaussian Splatting–based rendering systems for avatar and XR applications running on-device (edge devices such as Android phones and AR glasses).
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This role focuses on GPU optimization, memory-efficient data pipelines, and real-time Gaussian Splatting rendering under mobile constraints. The ideal candidate will be highly hands-on and able to quickly improve performance-critical systems deployed directly on hardware.
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Key Responsibilities
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1. Gaussian Splatting Rendering
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- Develop and optimize Dynamic Gaussian Splatting (3DGS) rendering pipelines
- Improve performance of splat-based rendering, including sorting, data layout, and shader efficiency
- Analyze and resolve issues such as:
- Splat flickering and popping
- Sorting inconsistencies
- Precision differences between CPU and GPU
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2. On-Device GPU Optimization (Android / Edge Devices)
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- Optimize Gaussian Splatting pipelines for mobile GPUs (e.g., Adreno) on Android
- Ensure efficient execution under limited memory, bandwidth, and power constraints
- Tune rendering for real-time performance on phones and AR glasses
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3. Data Pipeline & Memory Efficiency
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- Design compact data representations for Gaussian Splatting frame data
- Optimize CPU → GPU data transfers for real-time rendering
- Eliminate intermediate processing and reduce runtime memory overhead
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4. Shader Development & Rendering Pipeline Integration
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- Implement GPU shaders tailored to Gaussian Splatting data formats
- Optimize shader input pathways for efficient on-device execution
- Integrate rendering pipelines with motion, lighting systems.
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5. Debugging & System Validation
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- Debug complex rendering issues in Gaussian Splatting pipelines
- Investigate numerical precision issues and GPU/CPU inconsistencies
- Validate rendering output against reference pipelines
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6. Collaboration & Execution
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- Collaborate closely with XR, vision, and avatar teams
- Contribute to on-device demos and prototype systems (phones / AR glasses)
- Execute quickly on well-defined tasks with strong ownership of implementation
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Required Qualifications
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- Bachelor’s or Master’s degree in Computer Science, Computer Engineering, Electrical Engineering, or related field
- Strong programming skills in C/C++
- Experience with Android platform development
- Experience with GPU programming (OpenGL ES, Vulkan, or similar)
- Solid understanding of:
- Real-time rendering pipelines
- GPU memory management
- Performance optimization on embedded systems
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Preferred Qualifications
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- Direct experience with Gaussian Splatting / Relighting / Simulation
- Experience building graphics systems on mobile or XR devices
- Familiarity with Adreno GPU architecture
- Experience optimizing for real-time constraints (latency, bandwidth, power)
- Experience debugging rendering artifacts in GPU pipelines
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