Jobs at Kastle

Software Engineer Intern at Kastle, a company building AI for consumer lending. The intern will design, build, and ship production software and AI Agents, contributing to agent capabilities, QA harnesses, and integrating voice and language models into enterprise environments.

Kastle is seeking a founding Head of Sales to build and scale their go-to-market team. This executive role involves direct selling of large ACV deals, recruiting and coaching sales talent, and developing strategic sales plans to penetrate enterprise clients in consumer lending.

Part-time AI Trainer at Kastle, an AI operating system for consumer lending. This role involves annotating mortgage-related conversation data, providing feedback on AI responses, and testing the AI system for accuracy and quality. The position requires approximately 10 hours per week with flexible scheduling.

Forward Deployed Engineer at Kastle, a company building AI for banks. This role involves technical ownership of AI agents, embedding with customers to translate business workflows into production-grade AI, and managing customer relationships and roadmaps. Responsibilities include building and launching AI agents, writing backend and full-stack code, and owning the agent development lifecycle.

This is a Lead AI Deployments role at Kastle, a company building AI for consumer lending. The role involves guiding customer deployments, supporting adoption, and ensuring customers achieve value from the product. The lead will eventually own all company deployments and work cross-functionally to address customer needs and shape technology performance.

Staff Engineer at Kastle, a company building AI employees for banks. This role involves architecting and owning core systems for real-time AI voice and compliance workflows, focusing on high performance, reliability, and scalability using event-driven architecture and Kubernetes. The engineer will build self-improving AI systems and deploy them in bank environments.

Agent Product Manager at Kastle, a company building AI for financial services. This role involves partnering with customers to guide deployments, support adoption, and ensure they achieve value from the product. The individual will work cross-functionally with Engineering and Sales to translate customer needs into AI systems and shape product performance in real-world environments.

This is a Founder's Office role at Kastle, a company building AI employees for banks. The role focuses on execution and acting as a force multiplier for the CEO and leadership team, driving ambiguous cross-functional problems to clear plans and outcomes.

Senior Product Manager at Kastle, a company building AI employees for consumer lending. This role involves owning the originations product line end-to-end, including roadmap, prioritization, and delivery. The Product Manager will collaborate with AI engineers, manage product deployments, drive customer adoption, and gather feedback to inform the product roadmap.

Kastle is seeking a Founding Growth Lead to build systems and campaigns for market expansion. This role involves identifying target accounts, crafting outreach messages, launching campaigns, and measuring their effectiveness to drive sales opportunities. The ideal candidate is a strong writer, a fast operator, and proficient with data, automation, and AI tools.

Staff Applied AI Engineer at Kastle, an AI company for banks. This role involves fine-tuning and deploying LLMs for voice-based borrower interactions, designing prompt strategies, evaluating AI agents, and building custom AI solutions for consumer lending. The engineer will also ensure AI solutions meet regulatory standards and scale efficiently.

Mortgage Originations Process Specialist at Kastle. This role involves mapping end-to-end mortgage origination workflows and systems, running quality assurance and error triage for AI agents, and building edge-case datasets for AI training. The specialist will act as the domain expert for engineering, product, and deployment teams.

Founder Intern at Kastle, an AI agents company for financial services. This is an onsite role in San Francisco, requiring the intern to ship real products, touch all business areas, and work autonomously on challenging tasks.

Enterprise Account Executive at Kastle, a company building AI employees for financial services. This role involves selling AI agents to large financial institutions, navigating complex sales cycles, and developing strategic sales plans. The executive will be responsible for turning conversations into live deployments and potentially building out a Go-To-Market team.