Mikel Rosenthal
Mikel Rosenthal

Senior Product Designer and Design Systems Designer

Open to offers · Member since 11 Oct 2026
Location
Chicago Heights, United States
Desired salary
Unspecified
Work preference
Remote Only / Full Time, Contract, Freelance
Experience level
Senior

About

Professional summary

I am a senior product designer with 23 years of experience spanning product design, UX/UI, visual design, branding, and design systems. For the past decade, I have focused on building scalable design systems for enterprise and regulated products.

I have built design systems from the ground up, including Pathfinder, FIBER, TUCM, PRISM, NorthStar, and a brand system for Bettering. My work covers component libraries, tokens, variables, documentation, governance, accessibility, versioning, contribution models, and design-to-code handoff.

I work across web, iOS, and Android with product managers, engineers, sales teams, and other cross-functional stakeholders. I use research, workflow analysis, prototyping, and usability testing to simplify complex experiences and create measurable business outcomes.

At Avant, I consolidated sixteen separate tools into a five-step B2B deal flow, reducing the median time from a client request to an initial quote from 11 days to 4. I also increased design consistency through a structured token system, reusable components, and streamlined visual foundations.

My background includes agency and enterprise work for organizations such as Google, Nike, GE Healthcare, Verizon, AbbVie, Herman Miller, Disney, Salesforce, AT&T, and Blue Cross Blue Shield. I regularly use Figma, Tokens Studio, Claude Code, and front-end prototyping tools, while ensuring final product and system work is carefully crafted by hand.

Skills

27 capabilities

Tech stack & tools

Working toolkit

Collaboration

Design

Development

Experience

Career history

Founder and Principal Designer PBK Studio, LLC

I design and audit design systems for healthcare, fintech, and insurance clients. My work includes component inventories, documentation, governance models, and developer handoff.

I built NorthStar, a design system with a live documentation site, from Figma through code. I also designed and shipped mikelrosenthal.com and pitchblacknight.com using Claude Code.

Senior Design System Designer II Verizon

Worked within Verizon's post-rebrand enterprise design system, owning tokens, variables, and component architecture in Figma.

Built the calendar and date-picker component family and validated parity with engineering across iOS, Android, and web platforms. Collaborated closely with product and engineering teams.

Brand Designer The Bettering Company

Created a complete brand identity for the company and developed a small supporting design system.

Produced brand guidelines to enable consistent visual communication and application of the identity.

Senior Product, UI/UX and Design Systems Designer AVANT Communications

Owned the Pathfinder design system and product design for Avant's B2B deal platform, partnering with one product manager and three engineers. Led research by shadowing six advisors across nine live deals and interviewing four sales engineers.

Consolidated sixteen separate tools into one five-step deal flow and tested a clickable prototype before engineering began. Reduced the median time from a client request to a first quote from 11 days to 4, while 71% of active advisors completed a deal end to end within two quarters.

Standardized visual foundations by reducing multiple primary blues, button shapes, and button sizes into a consistent system. Established three token layers—raw values, intent, and component—with dark and light themes, and art-directed brand campaigns while building a 200-plus asset marketing library used by more than 350 marketers.

Senior UX/UI Designer, Design Systems GE Healthcare

Contributed to the Edison Design System, which unified more than 40 regulated clinical and enterprise products.

Developed Figma component libraries and documentation, including accessibility behaviors for clinical product teams and device screens. The broader team received the 2020 Red Dot Award for Interface Design, Fast Company Innovation by Design recognition, and the dmi:DVA award.

Lead UX/UI Visual Product Designer SurePeople

Led UX and visual design for the PRISM platform.

Built a modular UI system from scratch in Figma to support a scalable and consistent product experience.

Senior Product and Design Systems Designer Blue Cross Blue Shield

Built FIBER, the organization's first unified design system, as a coded library with 54 production components used by three product teams across web and mobile.

Operated the design system as a product through intake, prioritization, release cadence, versioning, contribution standards, and deprecation standards. Mentored teams on accessibility and documentation practices.

Senior UX Designer, Design Systems TransUnion

Designed TUCM, a global design system and visual identity for customer-facing and internal applications.

Created system foundations that supported consistent experiences across the organization's product ecosystem.

Senior Designer and UX Lead, then UX Team Senior Lead, Design Systems Biersma Creative (merged into Maven Wave)

Led thirteen years of brand, UX, and early design systems work in an agency environment. Progressed from Senior Designer and UX Lead to UX Team Senior Lead focused on design systems.

Led and mentored design teams delivering work for Google, Nike, AT&T, Disney, Salesforce, AbbVie, Herman Miller, and Aflac.

Graphic Designer Firebelly Design

Delivered brand and web design work for clients including ComEd, Petco, Harris Bank, and Scholastic.

Developed foundational experience in visual communication, identity design, and digital design.

Education

Learning history

Missouri State University

Bachelor of Fine Arts, Electronic Arts and Design

Graduated summa cum laude with a BFA in Electronic Arts and Design. Completed a minor in Mass Media and Communications.

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