Senior Software Engineer - CAD/3D Algorithms (North America)

Dandy is transforming the massive and antiquated dental industry—an industry worth over $200B. Backed by some of the world’s leading venture capital firms we’re on an ambitious mission to simplify and modernize every function of the dental practice through technology. As we expand our reach globally Dandy is building the operating system for dental offices around the world—empowering clinicians and their teams with technology innovation and world-class support to achieve more for their practices their people and their patients.

About the Role

Dandy is hiring a senior software engineer to join our rapidly growing venture-backed company. The CAD team owns and builds advanced 3D algorithms that are manufacturing process-aware. In this role you’ll be developing workflows that give Dandy a competitive edge in quality throughput and customer delight. In this role you will support Dandy’s ongoing mission to digitize and disrupt the dental lab industry driving the adoption of digital design and automation tools to improve patient outcomes.

What You'll Do

• Work cross-functionally to deliver practical solutions to real-world 3D problems across our engineering org

• Research build implement and deploy algorithms that generate geometry for dental restorations.

• Build CAD tools that interface with robots 3D printers or subtractive manufacturing machines.

• Interface with deep learning models to integrate AI into the tools/experiences you are developing.

• Continuously deliver high performance solutions that are reliable well-tested and delight our stakeholders.

What We're Looking For

• Fluency with fundamental 3D concepts algorithms and mesh processing.

• Strong C++ expertise — able to design implement and optimize geometry algorithms and production systems in modern C++.

• Proficiency with one or more geometry processing or visualization libraries (Meshlib Open CASCADE CGAL or others).

• Specializing in geometrical or computational algorithms and eager to leverage web technologies to apply algorithmic expertise.

• Proficiency in developing computational geometry algorithms and integrating them into full-stack applications with user interaction.

• Experience with WASM bindings using Emscripten and C++ and WebGPU compute shaders for parallel processing.

• Experience implementing algorithms from research papers or academia.

• Demonstrated expertise building CAD/CAM or geometry inspection systems.

• Someone who can effectively make business-critical technical decisions given a higher level strategy.

• A strong team player with a high level of initiative and autonomy.

• An effective communicator around risks and trade-offs.

Our Technology

• Three.js / WegGL / WebGPU

• WGSL

• WASM / Emscripten

• C++

• Typescript

• React

Bonus Points For

• Experience with 3D modeling tools

• Experience with UI frameworks or HTML and CSS

• Experience building software that interfaces with machines/devices

• Experience implementing advanced visualization in a cloud/distributed context

• Experience with digital dental design tools

• Experience with GPU technology: HLSL GLSL DirectX Vulkan Metal or Cuda

Req ID: J-346

For full-time positions Dandy offers a wide range of best-in-class comprehensive and inclusive benefits tailored to each country where we operate. Our local benefits packages typically include healthcare dental mental health support parental planning resources retirement savings options and generous paid time off—ensuring our team members are supported no matter where they live and work.

Dandy is proud to be an equal-opportunity employer. We are committed to building a diverse and inclusive culture that celebrates authenticity to win as one. We do not discriminate on the basis of race religion color national origin gender gender identity sexual orientation age marital status disability protected veteran status citizenship or immigration status or any other legally protected characteristics.

Dandy also fully complies with the Americans with Disabilities Act (ADA). We are dedicated to embracing challenges and creating an accessible inclusive workplace for all individuals. If you require any accommodations for your interview or have any questions beforehand rest assured that we will do everything we can to meet your needs. Visit Dandy Careers for more!

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What We Do

Dandy is transforming the massive ($400B) but antiquated dental industry. Backed by some of the world's leading venture capital investors we’re building custom end-to-end precision software and manufacturing from the ground up to provide high-quality consistent and affordable restorations to our doctors and their patients. 2 million people already have a Dandy product in their mouth and that number is rapidly growing.

Why Work With Us

At Dandy we move fast—learning growing and tackling big challenges alongside the smartest most driven teammates. We embrace discomfort knowing growth happens outside our comfort zones.

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