Contact
JH

John Hart

Manager, Technology Product Management
Marriott International
with Holkin Design

Enterprise voice product manager who also builds the tools the work needs. Voice Studio is one: it turns around IVR and IVA prompts same‑day, no waiting on a vendor.

Portfolio

Recent projects & current work

20+yrs hospitality & service
10+yrs project mgmt
5+yrs product
Core skills
Product ManagementAgile Project ManagementAgentic & Conversational AIAI Platform ArchitectureAI Governance & ComplianceRed‑Team & AI SecurityPrompt EngineeringUI/UXVoice ChannelBrand StrategyCCaaSIncident ManagementFrontendBackendData AnalyticsPrivacy by Design (PIPEDA)Vendor & BudgetOrganizational DevelopmentBusiness Experience ManagementCross‑Functional Team Collaboration Product ManagementAgile Project ManagementAgentic & Conversational AIAI Platform ArchitectureAI Governance & ComplianceRed‑Team & AI SecurityPrompt EngineeringUI/UXVoice ChannelBrand StrategyCCaaSIncident ManagementFrontendBackendData AnalyticsPrivacy by Design (PIPEDA)Vendor & BudgetOrganizational DevelopmentBusiness Experience ManagementCross‑Functional Team Collaboration
Enterprise Work
Studio Work
byHolkinDesign

Client sites, internal tools and products I've built end‑to‑end. Same motion as my enterprise work: ambiguity in, shipped product out.

Recent Highlights