Founding Software Engineer
Hybrid (San Francisco, CA)$100k - $250k + equityFull-timePosted 11mo ago
About the role
Founding software engineer role at Simple AI, a YC-backed startup building AI voice that sells. In-person in San Francisco, early-stage with significant equity and ownership, focusing on full-stack development and state-of-the-art LLM/voice AI systems.
Responsibilities
- Developing, evaluating, and deploying state-of-the-art LLM and voice systems that push the limits of conversational AI.
- Help implement solutions for big customers.
- Join as the second hire and founding engineer to build scalable systems and deliver customer-ready products.
Qualifications
- 2+ years of relevant work experience.
- Strong problem-solving skills and enthusiasm for addressing technical challenges.
- Customer-first mindset with strong communication skills and interest in product design and prioritization.
- Self-motivated and able to work independently.
- Passion about learning and keeping up with latest AI advancements.
Skills
Required:Python
Nice to have:ReactRuby on Rails
Benefits
- Competitive salary & meaningful equity
- Employee-friendly equity terms
- Health, dental & vision insurance
- Free lunch & dinner at the office
- Free Ubers home after 8:30pm
- Regular team events & offsites
Last updated Aug 26, 2026. Interested? Apply on the company site.

About Simple AI
AI phone agents for enterprise
Simple AI makes it easy to build and deploy enterprise-grade phone agents in days, not weeks. Iconic businesses use us for sales calls, customer support, leads qualification, and more.
artificial-intelligencecall-centeroperationsaiai-assistant
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