Founding AI Systems Engineer (USA Only - 100% Remote)

About this role

*🇪🇸 Please note that the Close team will be offline from April 20th - 24th for our annual team retreat in Barcelona, Spain. We'll be spending this time collaborating in person. In the weeks surrounding this event, we'll be slow to review your application but will aim to get back to you as soon as possible. Thank you in advance for the extra patience!*
About Us
Since 2013, we've been building a CRM that gets out of the way and helps teams sell more, faster. No manual data entry, just communication-first sales software designed to help SMBs succeed and scale.


We're bootstrapped and profitable - that means we answer to our customers and play by our rules. We're proud of our ~100 person, 100% remote team focused on building Close so that no small, scaling business fails because it can't figure out sales.


About The Role
Close’s internal systems are about to get rebuilt around AI. The data pipelines, GTM tooling, and business logic that keeps our $50m company running will be entirely rethought and refined. We’re looking for our first Founding AI Systems Engineer to own it.


This is a greenfield opportunity to define how a fast-moving B2B SaaS company operates in the age of AI. You’ll have the high visibility, real ownership, and a direct line to founders.


You are

• A builder who moves fast and thinks in systems. You see a broken GTM workflow and immediately have three ways to fix it. You don’t wait to be handed a solution, you talk to the people who are frustrated, figure out what they actually need, and build it.
• Technically full-stack. Python backend, TypeScript or JS frontend. You've used AI tools enough to have opinions and know what it takes to use AI to compound your leverage. You're comfortable picking up new infrastructure and data tools when the problem calls for it.
• Someone who gets how businesses run. You understand what GTM teams are trying to do, why lead scoring matters, what good attribution looks like. The business...