3D Graphics Software Engineer — Point Cloud & CAD Tools

Mach9; San Francisco (CA); Hybrid; USD 110,000 - 170,000; Full time

Job summary

Mach9 in San Francisco is building a browser-based 3D engine that renders tens of millions of points for LiDAR-derived CAD deliverables. This role is ideal for an early-career engineer with a strong math foundation who wants real production work, not a demo.

You will own meaningful rendering challenges, extend the point-cloud renderer, optimize for large datasets, and ship robust tools. We value practical, reliable solutions and expect you to research, test, and iterate on hard problems with

Qualifications

• Strong foundation in 3D math and spatial reasoning.
• Experience building software through coursework, projects or work.
• Ability to read and modify code you did not write.
• Attention to correctness and performance.
• Willingness to investigate problems and ship solutions.
• Experience with TypeScript and browser graphics or similar graphics code.

Responsibilities

• Build 3D tools for inspecting point clouds and creating precise drawings.
• Extend point-cloud renderer and GPU picking system.
• Solve geometry issues behind clipping, snapping, and camera controls.
• Find and fix performance problems on large datasets.
• Improve shared rendering and interaction systems for CAD tools.

Skills

3D math

TypeScript

Browser graphics

Code reading

Problem solving

initiative

Tools

WebGL

GLSL

Three.js

Cesium

Job description

Mach9 in San Francisco is building a browser-based 3D engine that renders tens of millions of points for LiDAR-derived CAD deliverables. This role is ideal for an early-career engineer with a strong math foundation who wants real production work, not a demo.

You will own meaningful rendering challenges, extend the point-cloud renderer, optimize for large datasets, and ship robust tools. We value practical, reliable solutions and expect you to research, test, and iterate on hard problems with