Hi, I’m Mariah Jahntz
Hi, I’m Mariah Jahntz
Hi, I’m Mariah Jahntz
A Product Designer creating thoughtful digital products at scale.
A Product Designer creating thoughtful digital products at scale.
A Product Designer creating thoughtful digital products at scale.
7+ years designing complex responsive web and native iOS experiences across the full product lifecycle, from research and strategy through launch and iteration.
Responsive Web + Native iOS • Research Lead • Design Systems
7+ years designing complex responsive web and native iOS experiences across the full product lifecycle, from research and strategy through launch and iteration.
Responsive Web + Native iOS • Research Lead • Design Systems
7+ years designing complex responsive web and native iOS experiences across the full product lifecycle, from research and strategy through launch and iteration.
Responsive Web + Native iOS • Research Lead • Design Systems
View my work
Case Studies
Case Studies
Case Studies
What I've designed recently
What I've designed recently
What I've designed recently


CaringBridge iOS App
CaringBridge iOS App
Modernizing a legacy iOS experience into a scalable native product
Modernizing a legacy iOS experience into a scalable native product
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CaringBridge Responsive Web Redesign
CaringBridge Responsive Web Redesign
Reimagining the CaringBridge web experience with a responsive redesign and next-generation platform migration.
Reimagining the CaringBridge web experience with a responsive redesign and next-generation platform migration.
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User Testing Initiatives
User Testing Initiatives
Leading testing initiatives for CaringBridge using UserTesting.com to validate designs and inform data-driven decisions.
Leading testing initiatives for CaringBridge using UserTesting.com to validate designs and inform data-driven decisions.
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CaringBridge Design System
CaringBridge Design System
Building a scalable design system to ensure consistency, efficiency, and accessibility across platforms.
Building a scalable design system to ensure consistency, efficiency, and accessibility across platforms.
View Case Study
The kind of work I do
The kind of work I do
Why me?
Why me?
End-to-End Product Design
End-to-End Product Design
I lead projects from discovery through launch, partnering with product and engineering to transform complex problems into intuitive experiences backed by user research.
I lead projects from discovery through launch, partnering with product and engineering to transform complex problems into intuitive experiences backed by user research.
User Research & Validation
User Research & Validation
I specialize in planning and facilitating usability testing, prototype testing, surveys, and beta testing to ensure design decisions are grounded in real user feedback, not assumptions.
I specialize in planning and facilitating usability testing, prototype testing, surveys, and beta testing to ensure design decisions are grounded in real user feedback, not assumptions.
Design Systems & Consistency
Design Systems & Consistency
I build and evolve scalable design systems that improve consistency, accessibility, and collaboration across web and iOS products.
I build and evolve scalable design systems that improve consistency, accessibility, and collaboration across web and iOS products.
Cross-Platform Product Thinking
Cross-Platform Product Thinking
Experienced designing for both responsive web and native iOS, creating cohesive experiences while respecting each platform's unique patterns and guidelines.
Experienced designing for both responsive web and native iOS, creating cohesive experiences while respecting each platform's unique patterns and guidelines.
Cross-Functional Collaboration
Cross-Functional Collaboration
I thrive in highly collaborative environments, partnering daily with product managers, engineers, QA, customer support, and stakeholders to ship impactful products.
I thrive in highly collaborative environments, partnering daily with product managers, engineers, QA, customer support, and stakeholders to ship impactful products.
Human Centered Problem Solving
Human Centered Problem Solving
I enjoy solving meaningful problems by balancing user needs, accessibility, business goals, and technical constraints to create thoughtful experiences.
I enjoy solving meaningful problems by balancing user needs, accessibility, business goals, and technical constraints to create thoughtful experiences.
