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 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.
The pay range for this role is:
150,000 - 180,000 USD per year (Hybrid (San Mateo, California, US))
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