Retell AI
AI
FoundersInitiatives,TechnicalEx-Founders
Neural analysis suggests this role is
optimal for Mid+ candidates.
“Founders Initiatives, Technical Ex-Founders at Retell AI. Skills: Applied AI, Full-stack engineering, Startup operations. Design and implement internal AI systems. Design and implement external AI systems”
Industry & Context.
First principles thinking
What They're Looking For.
Must Have
2+ years professional software engineering, 1+ year startup experience, Bachelor’s degree in Computer Science, Hands-on experience building with LLMs, Hands-on experience building AI agents in production
Nice to Have
Experience with Kubernetes, Experience with container orchestration platforms
What You'll Do.
Design and implement internal AI systems
Design and implement external AI systems
Build production-grade AI workflows
Build production-grade automations
Build production-grade agent systems
Extract structured signals from resumes
Develop lead scoring models
Design AI recruiter workflows
Automate personalized outbound email
Automate candidate engagement workflows
Build automation systems for security workflows
Automate security questionnaire response generation
Automate compliance response generation
Improve internal tooling for enterprise readiness
Improve internal tooling for audit processes
Build systems for accounts receivable automation
Build systems for finance-related email workflows
Create automated enterprise customer onboarding
Create automated account setup tools
Design internal systems to reduce overhead
Integrate with CRM systems
Build workflow automation using tools
Design LLM-powered systems
Own API-based integrations
Build HubSpot automations
Build Lark automations
Develop lifecycle automation systems
Create targeted website personalization systems
Create ad content generation systems
Build email personalization pipelines
Build outbound automation pipelines
How You'll Work.
Team & Collaboration
Cross-functional teams; Product teams; Engineering teams; GTM teams; Operations teams; AI systems teams
Full Job Description
ABOUT RETELL AI Retell AI is using first principles to reimagine the call center with cutting-edge voice AI. Thousands of companies now utilize Retell’s AI voice agents to handle sales, support, and logistics calls that once required large teams of human agents. Backed by Y Combinator, Alt Capital, and other leading investors, we have scaled rapidly to tens of millions in ARR with a small, high-velocity team. Our vision is to build a modern customer experience platform where AI agents operate as frontline workers, QA systems, and operational managers—continuously executing, monitoring, and improving customer interactions. We’re looking for builders who want to work on the hardest problems in applied AI, move fast, and have outsized ownership in shaping the company. Let’s build the future together. - We’re a top 50 AI app in a16z list: https://tinyurl.com/5853dt2x - #4 on Brex's Fast-Growing Software Vendors of 2025: https://www.brex.com/journal/brex-benchmark-december-2025 - We're also one of the top ranking startups on: https://leanaileaderboard.com/ - Enterprise tech 30: https://www.wing.vc/et30/overview ABOUT FOUNDERS INITIATIVES Founders Initiatives is a cross-functional team that works directly with Retell's founders on the company's highest-priority opportunities and challenges. Team members are expected to operate across functions, build from first principles, and help scale the business in whatever way creates the most impact. This is not a narrowly scoped role, it is a high-ownership builder position where you will work across product, engineering, GTM, operations, and AI systems to design and ship core company infrastructure. ABOUT THE ROLE We are hiring a Founders Initiatives, Technical Ex-Founders to design and implement internal and external AI systems that power how Retell hires, sells, operates, and scales. You will be responsible for building production-grade AI workflows, automations, and agent systems that directly impact company operations and cus
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