Full Stack Principal Engineer (US)

TD is committed to providing fair and equitable compensation opportunities to all colleagues. Growth opportunities and skill development are defining features of the colleague experience at TD. Our compensation policies and practices have been designed to allow colleagues to progress through the salary range over time as they progress in their role. The base pay actually offered may vary based upon the candidate's skills and experience, job-related knowledge, geographic location, and other specific business and organizational needs.  As a candidate, you are encouraged to ask compensation related questions and have an open dialogue with your recruiter who can provide you more specific details for this role.

The Full Stack Principal Engineer is a senior, hands-on technical leader responsible for defining system architecture, driving engineering excellence, and delivering scalable, resilient, production-grade solutions. This role partners closely with engineering teams, product leaders, and business stakeholders to solve complex problems, translate strategy into executable designs, and actively contribute high-quality code and automation.  This role also leads the adoption of AI-first engineering practices, including leveraging machine learning, large language models (LLMs), and agentic architectures to accelerate development, improve system intelligence, and enable autonomous or semi-autonomous workflows across the product lifecycle.  Overall, the person selected for this role will provide deep technical leadership, domain specialization and expertise, and sets direction in developing and implementing solutions to address emerging business needs and strategies and also advances the overall design architecture and technology capabilities in accordance with industry developments. This role is also influential to Senior Leaders and provides guidance and governance to other technology groups and business areas. Depth & Scope: Recognized as an internal and external expert in specific domain(s) within the organization; Spends the majority of their time on technical issues Sets the direction and oversees the work of other IT professionals as assigned on complex, highly-visible engineering projects of significant profile, strategic importance, and enterprise impact to the Bank Recognized as an internal expert within the broad engineering field and may have specialized expertise within multiple domains Provides consultative and strategic guidance to executive leadership Education & Experience: Bachelor's or Graduate degree Strong academic background (e.g., computer science, engineering)  or 15+ years relevant experience Preferred Qualifications: 15+ years of experience in software engineering, architecture, or platform engineering.  5+ years strong hands-on experience with Python and modern AI/ML ecosystems.  5+ years experience with LLMs, generative AI, and AI agent frameworks.  Familiarity with vector databases, embeddings, and retrieval-based architectures.  10+ years of experience with cloud platforms (Azure, AWS, or GCP) and DevOps practices.

Never: 0%; Occasional: 1-33%; Frequent: 34-66%; Continuous: 67-100% Domestic Travel – Occasional International Travel – Never Performing sedentary work – Continuous Performing multiple tasks – Continuous Operating standard office equipment - Continuous Responding quickly to sounds – Occasional Sitting – Continuous Standing – Occasional Walking – Occasional Moving safely in confined spaces – Occasional Lifting/Carrying (under 25 lbs.) – Never Lifting/Carrying (over 25 lbs.) – Never Squatting – Never Bending – Never Kneeling – Never Crawling – Never Climbing – Never Reaching overhead – Never Reaching forward – Never Pushing – Never Pulling