The Mortgage Office (Applied Business Software Inc.)

AI Engineer

About Applied Business Software, Inc.,

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 with 1–3 years of experience who will work with our team to build and operate the AI products that power our Loan Origination System (LOS).

This role will focus on delivering production-ready, auditable, and high-performance AI pipelines, supporting our continued growth as a SaaS business and strengthening internal processes, performance, and cross-team alignment.

What you'll do

  • Build and maintain production-grade AI pipelines for document ingestion, OCR, and entity extraction.
  • Use LLMs and retrieval-augmented techniques for accurate data classification, and 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

  • 1–3 years of professional experience building production-grade AI systems using large language models, agentic frameworks (e.g., LangChain, PydanticAI), and retrieval-augmented generation (RAG) pipelines
  • Strong proficiency in Python and applied ML frameworks such as PyTorch and Hugging Face
  • 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 Huntington Beach or 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.

Software Development

Hybrid (San Mateo, California, US)

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