AI Engineer

We are hiring an AI Engineer Application Development!Reporting To:Assistant Vice President IT Application DevelopmentFull-Time/Part- Time:Full-timeSalary Range:$80021-$128034Posting Date:August 21 2026Closing Date:September 21 2026Hours of Work:8:30 a.m. 5:00 :Office Location: 14.4TorontoGreat location! Steps away from the main public transit station What we offer:Highly competitive compensation package which includes base salary bonus benefits and career advancement opportunities! *Eligibility for benefits is dependent on the terms of employmentThe Opportunity:The AI Engineer reports to the AI Engineering Lead and works within First Nationals Residential Underwriting Product Squad accountable for designing building testing and improving AI enabled mortgage workflows that enhance productivity decision quality policy adherence and user is ahands onengineering role focused on agentic workflows document and policy intelligence retrieval augmented generation deterministic rules and calculations tool integration human in the loop review and measurable model quality. How you will contribute:Design and build AI enabled workflows for residential mortgage use cases including document extraction policy interpretation retrieval augmented generation summarization tool calling deterministic decision logic calculations exception handling and human in the loop First National business rules underwriting policies process steps and edge cases into modular prompts agents retrieval pipelines tools services and testable acceptance logic in partnership with the Residential Underwriting Business SME and the Merlin Product on shared AI Factory services and approved patterns across Databricks and Azure including governed data Vector Search model and prompt registries evaluation harnesses APIs identity logging monitoring and controlled access to model providers and raise platform gaps to the AI Engineering Lead and the Technical Product Manager rather than building parallel platform production quality code using Python SQLFastAPI Git based workflows automated tests CI/CD and modern engineering practices and integrate AI services with Merlin core mortgage systems document repositories data sources and user facing applications through the interfaces and data contracts owned by the AI Data and Integration representative use case test cases and evaluation datasets to the methodology acceptance thresholds and quality standards set by the AI Quality and Evaluation Lead and work with IT QA to analyze failure patterns and improve grounding policy adherence confidence precision recall and exception safeguards for privacy security auditability model and prompt versioning observability feedback capture rollback and cost control following First National engineering and production readiness UAT parallel runs defect triage production releases incident analysis and ongoing monitoring and rapidly address edge casesidentifiedthrough user feedback evaluations and operational telemetry. Refactor partner delivered or prototype components into modular documented maintainable services and contribute reusable prompts tools retrieval patterns and lessons learned back to the AI Factory component experience you need:Bachelors degree in computer science engineering data sciencemathematicsora relateddiscipline.5 plus years of progressive software engineering machine learning engineering data engineering applied AI or related technology on experience building production AI or generative AI solutions including RAG agentic workflows document intelligence prompt and tool design model serving evaluation observability and human in the loop practical experience with Python SQL APIs automated testing Git based delivery CI/CD and cloud services. Experience with Microsoft Azure DatabricksMLflow Vector Search Azure OpenAI Service or comparable platforms is strongly to combine probabilistic AI techniques with deterministic rules calculations validations and workflow controls to meet business policy audit and operational knowledge of retrieval quality prompt testing confidence scoring error analysis model and prompt drift guardrails red teaming privacy security and cost collaborating with product owners domain experts full stack engineers QA security data and platform teams through design UAT production release monitoring and continuous in financial services mortgage lending lending operations servicing broker channels third party partnerships or regulated technology environments is :External:Engages implementation partners cloud providers data and AI platform providers and specialist vendors on solution delivery code and prompt quality production readiness and knowledge transfer to First :Works day to day withinanAIProductor AI Environment and Physical Demands Analysis:Office environmentPeriods of high volume with tight timelinesLong periods of stationary position/sittingProlonged periods of repetitive movement (i.e. using a keyboard and mouse)Long periods of time in viewing a computer screenMulti-tasking may include speaking to customers on a telephone call while looking up information on a computer join First NationalCompetitive CompensationComprehensive benefits program (i.e. Health Spending Account Maternity and Parental Leave Top Up)Extensive training programs to set our employees up for success Modern office environment conducive to collaborationSupportive teamwork culture Opportunities to give back to the communities and work through events focused on a variety of charities Ongoing social events throughout the yearThe team youll join: Founded in 1988 First National is one of Canadas largest non-bank lenders. We provide residential mortgages exclusively through the mortgage broker channel and we are Canadas largest commercial mortgage lender. First National has been consistently recognized as a great place to work and we are proud that our employee engagement feedback is higher than our industry partners. We would like to thank all applications for their interest in this existing vacancy but only candidates selected for an interview will be contacted. Artificial Intelligence is not used in our recruitment or hiring process for this National is proud to be an equal opportunity employer and is committed to diversity and inclusion regardless of race color religion national origin age gender identity physical or mental disability sexual orientation and any other category protected by National supports requests for accommodation from applicants with disabilities; please contact Human Resources at should you need an accommodation at any point in the recruitment process.#FNLOON