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
R&D AI Engineer
Research and experiment with new AI models, tools, and frameworks. Build proof-of-concept implementations and help shape technical direction.
Business Development Intern
Identify vertical markets ripe for AI disruption, ideate solutions, and participate in customer discovery. Direct mentorship from the founding CEO.
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.