Stephanie Jae • Design

Stephanie Bird

Senior Product Designer  |  Design Systems  |  Desktop SaaS & Enterprise Software

Product designer with 8+ years in enterprise SaaS, fintech, and logistics. Specialized in design system architecture, complex desktop workflows, and end-to-end feature ownership. Strong writer and documenter who operates autonomously and thinks from first principles.


Tech9

Senior Product Designer

Lehi, UT

May 2023 – Present

  • Lead designer for enterprise TMS platform—own end-to-end design of data-heavy desktop workflows for dispatch, cash receipts, settlements, and alert configuration.
  • Built a scalable design system using Atomic Design: component docs, design tokens, naming conventions, and a 28-week adoption roadmap across the product suite.
  • Wrote design specs for each feature, defining interaction patterns, business rules, and acceptance criteria before development.
  • Partner with frontend engineers to align Figma components with code, ensuring token parity and consistent handoff.
  • Developed an accessible color system resolving WCAG AA contrast failures across all semantic colors, with extended shade scales for light and dark modes.
  • Run user interviews and heuristic evaluations to drive iteration on transaction flows and operational tools.
  • Mentor junior designers on systems thinking, accessibility, and product-focused process.

Vivint

UI/UX Team Manager

Provo, UT

September 2019 – May 2023

  • Designed cross-platform experiences for home automation, billing, and service management—translating complex device logic into approachable, task-oriented interfaces.
  • Built high-fidelity prototypes and interaction specs for data-driven transactional flows across iOS, Android, and web.
  • Contributed to a unified component library that reduced design debt and improved team velocity.
  • Partnered with engineering to resolve implementation edge cases and ensure consistent pattern adoption.

Merkle

Senior UI Designer

SLC, UT

Oct. 2020 – April 2021

  • Designed responsive web interfaces for enterprise clients including Dunkin’ Donuts and a fintech platform.
  • Created a multi-brand design system unifying visual language and accelerating cross-team delivery.
  • Ran usability tests and A/B experiments to validate decisions and improve conversion metrics.

Skills

Design: Product design, interaction design, information architecture, layout & navigation, visual design craft, design system architecture (Atomic Design), component documentation, design tokens, accessibility (WCAG AA)

Tools: Figma (components, variables, prototyping), Procreate, HTML/CSS prototyping, Vibe Coding, Claude, V.0

Process: Design specs & documentation, user research & interviews, heuristic evaluation, usability testing, stakeholder alignment, engineering collaboration, mentorship

Domains: Enterprise SaaS, fintech, logistics/TMS, IoT, B2B workflow tools


Education

User Interviews AI for User Research 101, March 2026

General Assembly User Experience Circuit, February 2017

Utah Valley University BFA in Graphic Design, April 2012