About the job
About Kastle
Kastle is revolutionizing the consumer lending landscape by developing an AI operating system, starting with the mortgage sector. We partner with some of the largest mortgage lenders in the United States, enhancing their contact center and compliance operations through innovative AI-driven voice agents. Supported by leading investors such as Y Combinator and Commerce Ventures, along with industry veterans from Snapdocs, Google, and WePay, we are at the forefront of redefining lending with artificial intelligence.
About the Role
As a Forward Deployed Engineer, you will take on the role of technical owner and project lead for our most significant accounts. Your responsibilities will involve immersing yourself with customers, translating their business workflows into production-ready AI agents, and overseeing the customer relationship as well as the strategic roadmap.
Responsibilities
- Develop, configure, and deploy AI agents on Kastle’s platform to manage actual borrower workflows.
- Write high-quality backend and full-stack code (Python, Java, TypeScript) to integrate with loan servicing systems, data sources, and telephony platforms.
- Oversee the complete agent development life cycle: rapidly prototype, establish CI/CD pipelines, monitor live usage, iterate towards goals, and document best practices to expedite future projects.
- Clarify ambiguous customer requests, quickly prototype solutions, and evolve them into stable deployments.
- Serve as the technical representative of Kastle for key accounts, fostering trust through speed, empathy, and tangible impact.
- Incorporate customer insights back into the core product, influencing the development roadmap and reusable tools.
What We’re Seeking
- A minimum of 1 year of engineering experience, along with at least 1 year of customer-facing experience.
- Expertise in Python, Java, or similar languages; comfortable building APIs and backend systems.
- Outcome-oriented mindset: prioritizing customer value and problem-solving over perfect abstractions.
- A strong work ethic with exceptional attention to detail; capable of independently managing projects from start to finish.
- Customer-focused: confident in engaging directly with business leaders as well as engineers.
Preferred Qualifications
- Experience in a customer-facing engineering role (forward deployed, solutions engineering, etc.).
Interview Process
- Initial screening interview with HR.
- Technical assessment involving coding challenges and system design discussions.
- Final interview with team members to assess cultural fit and alignment with company values.

