Kastle
Founder Intern (now and Summer 2026)
San Francisco · Exec · Internship
Sponsorship not specifiedDetected 316 days ago
Customer Support
About the role
- We're looking for an intern to start asap, in person in San Francisco.
- As an intern, this will be the most intense, competitive, and transformative experience of your life.
- Work directly with founders and unblock them
Responsibilities
- Take vague prompts like "build something that helps the company grow" and turn them into working systems - on your own, or by rallying others to help.
Nice to have
- Relentlessly resourceful
- Learns fast, moves faster
- Cares about quality
- Can start next week
Company info
- Touch every part of the business from customer support, growth, operations, engineering, and sales.
This listing is sourced directly from Kastle's careers page and normalized into a canonical job model.