Technical co-founder building Argentl’s AI voice collections agent for B2B finance teams. Owning reliability, integrations, unit economics, product, and founding engineering.
Responsibilities
Take over the production code and continue building the product
Set the technical direction and lead execution end-to-end
Harden voice and workflow systems for in-production reliability
Establish core architecture, observability, and audit-trail standards
Build internal infrastructure to configure, monitor, and optimize agent performance
Mature the workflow engine so calls, intent classifications, and next actions flow reliably
Own accounting and ERP integrations including QuickBooks and Xero
Balance AI quality and cost-per-call while establishing unit economics
Represent the company to finance leaders, partners, and investors as its technical voice
Convert pilots into paying customers and expand the AI workforce beyond collections
Develop a path toward custom and self-hosted models for privacy and compliance needs
Recruit and lead the founding engineering team
Establish the company's cultural foundation
Requirements
Shipped LLM-powered and voice systems into production where incorrect outputs carried real consequences
Full-stack confidence across applied LLMs, real-time voice and conversational AI, telephony, human-in-the-loop workflows, observability, and secure multi-tenant SaaS
Strong convictions about reliability engineering, edge-case management, and AI quality versus cost-per-call trade-offs
Experience building managed and service-heavy platforms while scaling delivery without scaling engineering headcount
Prepared to operate as a principal and challenge product readiness when required
Hands-on builder who continues to write code and ship close to the product
Finance, accounting, or FinOps background is a plus
Based in Los Angeles or the San Francisco Bay Area, or ready to relocate there, is a plus
Pragmatic, creative, cooperative, strategic, and hands-on
Active social media presence for founder-led distribution is a plus
Submit a resume, LinkedIn profile, and brief note explaining alignment with the venture
Benefits
Founder-level equity
Founder-level authority with co-decision rights on product, technology, hiring, fundraising, and strategy
Genuine partnership with the CEO on every material decision
Opportunity to own product and engineering with a founder-level ownership stake
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