AI Engineer Full Time

Applied Business Software, Inc., (ABS), the maker of The Mortgage Office , is the industry leader in private lending and loan management technology. Since 1978, our software has powered thousands of lenders, including private money firms, municipalities, CDFIs, Tribal Nations, universities, franchisors, third-party servicers and other non-bank lenders, helping them streamline, automate, and scale their lending operations with confidence.

About the role

We are seeking an AI Engineer who will develop our new AI-first Loan Origination product. This role will focus on delivering production-ready, auditable, and high-performance AI system, supporting our continued growth as a SaaS business and strengthening internal processes, performance, and cross-team alignment.

What you’ll do

• Use LLMs and RAG techniques for accurate data classification. Apply rules and graph-based models to represent relationships between borrowers, entities, and assets
• Work with team to implement agentic in-app experience that enable users to interrogate, explore, and act on data insights
• Implement observability and feedback loops to monitor model performance, implement human-in-the-loop validation, and continuously improve accuracy over time.

Qualifications

• 2-3 years of full-time professional experience (post-graduation) developing and managing production AI systems that use LLMs. Academic projects, internships, or part-time work during degree programs will not be considered as professional experience.
• Hands-on experience with agent frameworks (e.g., LangChain) and retrieval-augmented generation (RAG), including real-world implementation and operational use.
• Experience building APIs and data pipelines with a strong foundation in system design, testing, CI/CD, and cloud deployment.
• Experience with prompt engineering, fine-tuning, and evaluation methods for improving real-world model performance.

Nice to Have

• Experience with knowledge graphs, recommendation engines, or rules engines.
• Familiarity with AI observability and monitoring tools.
• Good understanding of data pipelines, and model evaluation in real-world decisioning systems.
• Collaborate with backend engineers to deploy AI models as low-latency, highly available microservices in the system.

Why Join Us?

• Comprehensive health, dental, and vision coverage.
• 401(k) with company funded match.
• Mission-driven company with a 45+ year legacy and industry-leading products trusted by thousands of lenders.
• Collaborative, supportive team known for long tenure, deep expertise, and a culture built on trust and integrity.
• Help modernize and evolve the leading platform in private lending technology.
• Beautiful San Mateo office with a tight-knit culture.
• Competitive compensation and room for professional growth.
• Performance-based bonuses.
• Generous PTO.
• Modern workspace with on-site amenities.
• Awesome company Christmas party.

The pay range for this role is:

160,000 – 180,000 USD per year (San Mateo, CA)