Katie Herzog

Product Designer

Experience

Block (Square)

7 yrs

Senior Product Designer · Risk

2025 – 2026

Led design for a time-sensitive overhaul of Square's dispute experience, navigating compliance-heavy subject matter, and aligning Risk Operations and Strategic Account Management stakeholders.

Senior Product Designer · Support

2021 – 2025

Owned end-to-end design for a range of high-impact support projects including a major strategy refresh and served as design DRI for Square's live and AI support chat interfaces.

Product Designer

2019 – 2021

Took Square's Customer Data Platform from zero-to-one as sole designer. Developed the foundational IA for the platform, established core interaction patterns, and executed on data-heavy workflows to support a wide range of users.

Marotta / Main Architects

8 mos

Architectural Designer

2017

Produced multi-system construction documentation for residential and commercial projects, coordinating across structural and MEP disciplines.

Venturi, Scott Brown and Associates

2 yrs

Architectural Designer

2014 – 2016

Collaborated with senior staff to develop concepts for 500-acre master plan, produced client presentations, and facilitated stakeholder workshops. Conducted archival research for Denise Scott Brown.

Education

Carnegie Mellon University

MDes, Interaction Design

2017 – 2019

University of Pennsylvania

B.A., Architecture

2009 – 2013

magna cum laude