Founding Engineer jobs in United States
cer-icon
Apply on Employer Site
company-logo

Caddy · 1 day ago

Founding Engineer

Caddy is an innovative company creating an operating system that proactively assists users by learning their work habits. They are seeking a Founding Engineer to collaborate with the founders on core architecture and product direction, taking ownership of complex problems and delivering user-facing features.

Artificial Intelligence (AI)Information TechnologyMachine LearningNatural Language ProcessingProductivity ToolsSaaS
Hiring Manager
Connor Waslo
linkedin

Responsibilities

Own core systems for real-time voice → intent → action workflows
Design APIs/services for long-running, stateful agent tasks
Ship user-facing features with strong quality and polish
Improve reliability, observability, and performance as we scale
Help set product direction and company culture as the team grows

Qualification

TypeScriptSwiftObjective-CReal-time systemsAPI designUser experiencePerformance optimizationObservability

Required

Obsessed with building a product that not only our users love, but that you love and want to use every day
Can make and defend thoughtful product and technical tradeoffs
Thrive in ambiguity and default to ownership
Care about correctness, performance, and user experience
Move fast and with intention
Strong opinions, loosely held
TypeScript (required)

Preferred

Swift, Objective-C (bonus)

Company

Caddy

twittertwittertwitter
company-logo
Caddy turns your voice into the next computing interface.

Funding

Current Stage
Early Stage
Total Funding
$0.5M
Key Investors
Y Combinator
2025-12-03Pre Seed· $0.5M

Leadership Team

C
Connor Waslo
Co-founder, CEO
linkedin
Company data provided by crunchbase