AI Engineer

Location: Hybrid (San Mateo, California, US)

Department: Loan Origination

About the role

We are seeking a mid-level AI Engineer with 5+ years of professional software engineering experience (after graduation from last school/college), including 1–3 years of hands-on AI/ML experience, to help build and operate the AI products that power our Loan Origination System (LOS).

This role is ideal for a strong engineer who has transitioned into AI and is now applying machine learning and LLM technologies in real production environments. You will help deliver 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

• 5+ years of experience (after graduation from last school/college)
• 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.

About the Company

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.