3D Software engineer

Zohorecruit; Richmond Hill; On-site; CAD 90,000 - 120,000; Full time

Job summary

Zohorecruit is seeking a 3D software developer to design and implement interactive 3D visualization, geometry-processing, and simulation modules for robotics software on Windows. You will work with CAD geometry, point clouds, meshes, and robot models to create high-performance 3D workflows.

The role requires strong C++, C#, and Python skills, experience with OpenCascade, NVIDIA Isaac Sim/Omniverse, and multi-threading.

Qualifications

• 3+ years of software development on Windows/.NET platform.
• Strong programming skills in C#, C++, and Python.
• Hands-on experience developing interactive 3D applications (selection, manipulation, camera control, real-time updates).
• Proficiency with OpenCascade for CAD import, visualization, topology, and processing.
• Experience with NVIDIA Isaac Sim / Omniverse for robotics or digital twins (preferred).
• Experience with 3D visualization frameworks such as OpenGL, VTK, DirectX, WebGL.
• Strong understanding of 3D transformations, meshes, point clouds, and geometry.
• Experience with formats like STEP, IGES, STL, OBJ, PLY.
• Knowledge of multi-threading, performance optimization, and GPU-accelerated visualization.

Responsibilities

• Design and implement interactive 3D visualization, geometry-processing, and simulation modules for robotics software.
• Collaborate with cross-functional teams to understand requirements and objectives.
• Develop 3D Windows applications including scene navigation, object selection, picking, and trajectory editing.
• Integrate CAD geometry visualization using OpenCascade and related 3D frameworks.
• Integrate point clouds, meshes, and CAD data into a unified 3D environment; support robot models and trajectories.
• Develop robotics simulation workflows using NVIDIA Isaac Sim/Omniverse; enable sensor simulation and trajectory validation.
• Optimize rendering and interaction performance for large 3D scenes; ensure reliability and performance.

Skills

C#

C++

Python

OpenCascade

NVIDIA Isaac Sim

Omniverse

OpenGL

DirectX

VTK

WebGL

Git

RESTful APIs

XML/JSON

Multithreading

Robotics concepts

Education

Bachelors in CS/Software Engineering/Robotics

Tools

OpenCascade

NVIDIA Isaac Sim

Omniverse

OpenGL

DirectX

VTK

WebGL

Git

Job description

We are looking for a 3D software developer to join our clients software development team.The candidate will be responsible for the design and implementation of interactive 3D visualization, geometry-processing, and simulation modules for robotics and automation software. The candidate should have strong engineering interests and demonstrate excellent ability to build intuitive, high-performance 3D interaction workflows.

Collaborate with cross-functional teams to understand project requirements and objectives.

Design, develop, and maintain interactive 3D modules for Windows applications, including scene navigation, object selection, picking, measurement, ROI definition, and trajectory editing.

Develop CAD geometry visualization and processing functions using OpenCascade and related 3D frameworks.

• Integrate point clouds, meshes, CAD geometry, robot models, and robot trajectories into a unified interactive 3D environment.
  
• Develop robotics simulation and digital-twin workflows using NVIDIA Isaac Sim / Omniverse, including robot and environment setup, sensor simulation, and trajectory validation.
  
• Optimize rendering and interaction performance for large point clouds, meshes, and complex 3D scenes.
  
• Perform integration with back-end modules, robot controllers, 3D vision systems, external communication protocols, and APIs.
  
• Troubleshoot and resolve 3D visualization, geometry-processing, simulation, and UI-related issues, ensuring reliability and optimal performance.
  

Requirements

Essential skills and experience:

3+ years of software development experience using the Microsoft Windows platform and .NET framework.

Strong programming skills in C#, C++, and Python.

Hands-on experience developing interactive 3D applications, including object selection, manipulation, camera control, and real-time scene updates (must have).

Proficiency with OpenCascade for CAD geometry import, visualization, topology, and geometry processing (must have).

Experience with NVIDIA Isaac Sim / Omniverse for robotics simulation, digital twins, or virtual commissioning (strongly preferred).

Experience with 3D visualization frameworks such as OpenGL, VTK, DirectX, WebGL, or similar.

Strong understanding of 3D transformations, coordinate systems, meshes, point clouds, and computational geometry.

Experience handling common 3D/CAD data formats such as STEP, IGES, STL, OBJ, and PLY.

Experience with multi-threading, performance optimization, and GPU-accelerated visualization is preferred.

Experience with robotics concepts such as robot models, TCP, coordinate frames, kinematics, and trajectory visualization is preferred.

Experience with Git and collaborative software development workflows.

Familiar with RESTful APIs and XML/JSON data serialization.

Excellent problem-solving and communication skills with strong attention to detail and software quality.

Educational Requirements:

• Bachelor's degree in computer science, software engineering, robotics, or equivalent