We're hiring
Build the future
of AI with us
Nexus3 builds and operates AI-driven businesses across industries where intelligent systems can replace entire workflows. We're a small team that moves fast and ships real products.
Open Positions
2 roles available
GenAI R&D Engineer
Track what's new in AI, run experiments, and build fast prototypes that prove whether an idea has legs. Everything you build in Labs flows directly into Nexus3's operating businesses.
Business Development Intern — Fall 2026
Join Nexus3 to help build a new AI-powered company in the energy space. Work directly with the founding CEO on market research, business cases, and go-to-market strategy from scratch.
About Nexus3
Technology company with an
investment arm and R&D lab
Nexus3 builds, invests in, and acquires generative AI vertical SaaS companies. Founded by Tim Stojka, a serial entrepreneur with 25+ years building cutting-edge software companies.
Our operating companies — NX3 Labs and NX3 Capital — work together to turn early research into commercial products at scale. We focus on large vertical markets where AI can materially improve decision-making and operational efficiency.
We're based in Chicago. We work in-person. We ship fast.