Real-Time 3D Engineer (Three.js/WebGL) – Flexible Growth

Together Group; United States; Remote; USD 120,000 - 180,000; Full time

Benefits offered by this job

Competitive compensation and benefits

Flexible work environment

Job summary

Together Group seeks a 3D Graphics Engineer to own and advance a real-time rendering engine for a browser-based digital twin platform. Work with Three.js, React Three Fiber, and Spark Gaussian splatting to deliver photoreal scenes across kiosks and tablets.

You will optimize lighting, shaders, and the 3D asset pipeline while collaborating with full-stack and content teams. 3–7+ years of experience and strong TS/JS skills are expected, with exposure to Unreal or other engines a plus.

Qualifications

• 3+ years of professional software engineering in real-time 3D or graphics.
• Deep proficiency with Three.js and React Three Fiber.
• Strong TS/JS skills and shader experience.

Responsibilities

• Own and optimize the real-time rendering engine and pipeline.
• Develop lighting, post-processing, and materials, including HDR/iBL.
• Integrate Gaussian splats with mesh content and shaders.
• Collaborate with web/app teams and contribute to Nx monorepo.

Skills

Real-time 3D

Three.js

React Three Fiber

WebGL

GLSL

TypeScript/JavaScript

Cinematics and shaders

Performance optimization

BVH/Spatial data structures

Raycasting and picking

GPU hardware knowledge

Tools

Three.js

React Three Fiber

Three.js renderer

glTF/GLB pipelines

Draco texture compression

KTX2/Basis textures

Spark (Gaussian splatting)

WebXR

Unreal Engine

Next.js/Nx monorepo

Job description

Together Group seeks a 3D Graphics Engineer to own and advance a real-time rendering engine for a browser-based digital twin platform. Work with Three.js, React Three Fiber, and Spark Gaussian splatting to deliver photoreal scenes across kiosks and tablets.

You will optimize lighting, shaders, and the 3D asset pipeline while collaborating with full-stack and content teams. 3–7+ years of experience and strong TS/JS skills are expected, with exposure to Unreal or other engines a plus.