Confidential company, Engineering
Senior Front-End Software Engineer at VC-backed spatial AI startup
- Location
- Remote
- Compensation
- Not Disclosed
Join a stealth-stage, VC-backed spatial AI startup as a Senior Front-End Software Engineer and define the future of how physical spaces are designed and purchased. You will lead the development of a browser-first 3D platform that integrates agentic AI to turn real rooms into live, editable environments for Fortune 50 clients.
This is a high-ownership role for a React expert who thrives in 0-to-1 environments and cares deeply about crafting novel user interfaces. If you are excited by the intersection of Three.js, LLMs, and real-time spatial commerce, this senior-heavy team offers the perfect environment to ship fast and shape a new product category.
What's the next step?
Confidential company are hiring from Jack's network. Talk to Jack for free and get a direct introduction to the team, if a good fit.
Role overview
Lead the development of a pioneering spatial layer for commerce, building browser-first tools that transform physical spaces into real-time 3D environments. You’ll own greenfield front-end architecture, collaborating with AI agents to create immersive, editable interfaces. Join a senior engineering team at a stealth-stage startup to define how users interact with the next generation of spatial design.
About the company
VC-backed spatial AI startup
What you will do
- Architect and maintain high-performance web applications using TypeScript, React, and Next.js, ensuring optimized performance and Core Web Vitals.
- Build and lead the development of a 3D canvas and agentic workflows, integrating real-time graphics with LLM-driven streaming features.
- Collaborate directly with founders and design to establish component libraries and bridge the gap between 3D engines and user interfaces.
Who this is a fit for
- Over 5 years of professional engineering experience with at least 3 years focused deeply on the React and Next.js ecosystems.
- Strong design sensitivity and a track record of shipping polished, production-grade front-end applications with deep 0-to-1 ownership.
- Experience or a strong interest in 3D graphics (Three.js, WebGL) and building interfaces for generative AI or agentic workflows.
Why this role is remarkable
- Shape a novel “spatial + agentic” interface category, moving beyond static 2D imagery to real-time 3D commerce.
- Join a stealth-stage company backed by top-tier institutional investors with a senior team of 18 engineers shipping at high velocity.
- Own end-to-end development with high autonomy, shipping features used by boutique studios and Fortune 50 companies alike.
How Jack & Jill work together
What happens next?
Jack’s an AI agent for job searching and career coaching. He works for you.
Jill is the AI recruiter working for the company. She recruits from Jack’s network.
If your profile’s a match and Confidential company wants to meet, Jill will make the intro. In the meantime, Jack will send you excellent alternatives.