Data Domain Architect [Multiple Positions Available]

DESCRIPTION:Duties: Optimize features and AI capabilities for the Chase Digital Assistant and other conversational AI products. Drive NLU model training and optimization for Chase Digital Assistant (CDA), advancing NLU capabilities and conversational AI understanding for improving digital containment within CDA. Manage intent and entity taxonomy development and align cross-functional teams across Product, Engineering, and Analytics. Optimize training data sets to improve data quality, NLU model F1 score, and intent recognition rate for CDA. Partner with Annotation Lead to review and optimize training data and enable meaningful and measurable outcomes. Design extended analytic frameworks and semantic representations to support NLU models. Conduct conversational analysis to identify systemic improvement opportunities and inform product enhancements. Identify design gaps and systemic improvement opportunities within conversation flows for customer journey optimization and improved completion rate within CDA. Work with Product Managers, ML Engineers, and Analytics by providing linguistic expertise and direction for new NLP capabilities including dialogue, ambiguity, and inference. Identify new testing opportunities and conversational strategies. Develop and maintain documentation on Natural Language Understanding processes, guidelines, and best practices. Guide linguists and conversation analysts to scale annotation initiatives, strengthen evaluation processes, and drive conversational AI excellence.QUALIFICATIONS:Minimum education and experience required: PhD in Computational Linguistics, Linguistics, or related field of study plus 3 years of experience in the job offered or as Data Domain Architect Lead, Computational Linguist, NLU Specialist, Post Doctoral Research Fellow, Siri Lexical Linguist, Linguist, or related occupation.Skills Required: This position requires two (2) years of experience with the following: designing and optimizing Natural Language Understanding (NLU) and AI-powered systems throughout the product lifecycle, including model training, testing, and evaluation using advanced machine learning and computational linguistics techniques; building, testing, and refining language models for AI applications; conducting error analysis and quality assurance on datasets to improve model outputs and system reliability; creating and maintain taxonomies, and lexical resources to support intent and entity recognition; processing and analyzing raw text and datasets to support model development and continuous improvement; training, testing, and evaluating model performance using established metrics and methodologies; serving as a subject matter expert in linguistics and computational linguistics, resolving intent and entity overlaps within taxonomies; reviewing and correcting annotation data, performing error analysis, and addressing bugs by collaborating with annotation teams; supporting end-to-end AI product development and deployment utilizing tools and platforms including Notepad++, SpaCy, Python, NLTK, Regex, Bash, Git, and language modeling frameworks; tracking project progress and ensuring alignment across cross-functional teams using project management tools including Jira and SharePoint.Job Location: 301 N Walnut Street, Wilmington, DE 19801.Full-Time.Chase is a leading financial services firm, helping nearly half of America’s households and small businesses achieve their financial goals through a broad range of financial products. Our mission is to create engaged, lifelong relationships and put our customers at the heart of everything we do. We also help small businesses, nonprofits and cities grow, delivering solutions to solve all their financial needs. We offer a competitive total rewards package including base salary determined based on the role, experience, skill set and location. Those in eligible roles may receive commission-based pay and/or discretionary incentive compensation, paid in the form of cash and/or forfeitable equity, awarded in recognition of individual achievements and contributions. We also offer a range of benefits and programs to meet employee needs, based on eligibility. These benefits include comprehensive health care coverage, on-site health and wellness centers, a retirement savings plan, backup childcare, tuition reimbursement, mental health support, financial coaching and more. Additional details about total compensation and benefits will be provided during the hiring process. We recognize that our people are our strength and the diverse talents they bring to our global workforce are directly linked to our success. We are an equal opportunity employer and place a high value on diversity and inclusion at our company. We do not discriminate on the basis of any protected attribute, including race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy or disability, or any other basis protected under applicable law. We also make reasonable accommodations for applicants’ and employees’ religious practices and beliefs, as well as mental health or physical disability needs. Visit our FAQs for more information about requesting an accommodation.Equal Opportunity Employer/Disability/VeteransOur Consumer & Community Banking division serves our Chase customers through a range of financial services, including personal banking, credit cards, mortgages, auto financing, investment advice, small business loans and payment processing. We’re proud to lead the U.S. in credit card sales and deposit growth and have the most-used digital solutions – all while ranking first in customer satisfaction.Full timePosting Date: 2026-07-28