David
Hallmark

Creative designer crafting bold visual experiences, brand systems, and digital work that resonates.

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David Hallmark
10+ Years of
experience

Designing with
intention & impact

I'm a product designer at Spotify based in New York City, focused on the ads platform — designing tools that help advertisers create, manage, and optimize campaigns at scale. My work sits at the intersection of complex systems and clear experiences, turning multi-step workflows into something that feels intuitive, with a bias toward bold choices.

Lately I've been deep in AI-powered design — building generative audio tools and exploring how intelligent systems can make advertising more accessible. When I'm not designing, you'll find me following advancements in generative technology, hunting vinyl, or exploring what's next in music and culture.

LinkedIn
Based in
New York City
Currently at
Spotify
Specialty
Product Design
Open to
Playlist recs & design discourse
Selected work

Projects

A curated selection of brand, digital, and creative work from the past few years.

Campaign Objectives Framework
Product Design
Spotify · 2024
Objective-first Campaigns

Redesigned how advertisers begin campaign creation — replacing a promotion-type selector (product, musician, concert, podcast) that overlapped with other Spotify monetization services and didn't align to key user needs to optimize for specific campaign goals.

Generative AI Audio Ads
AI / ML
2023–2024
Generative AI Audio Ads

AI-powered script writing and audio production tool — enabling any advertiser to create broadcast-quality audio ads in minutes.

Shareable Ad Previews
Product Design
2022
Shareable Ad Previews

Preview and sharing system letting advertisers see exactly how their ads render across every Spotify surface — and share with stakeholders before launch.

Skills &
tools

What I bring to the table — from strategy to execution.

Design
Figma After Effects Rive
Development
Cursor Claude Code
🎯
Product Design
End-to-end product design for complex systems — from discovery and research through interaction design, prototyping, and production. Leading design for ads platforms at scale.
AI-Powered Experiences
Designing human-centered AI workflows — generative content tools, intelligent automation, and machine learning interfaces that make complex technology feel simple.
📱
UI / UX Design
Intuitive interfaces for web and mobile — from wireframe to polished, production-ready prototype.
🧩
Design Systems
Scalable component libraries, tokens, and patterns that drive consistency across products and teams.
🔬
Prototyping & Research
High-fidelity prototyping in Figma and validated design decisions through user research and testing.
📐
Interaction Design
Thoughtful flows, micro-interactions, and motion that guide users through complex multi-step experiences.

Let's connect

Always interested in meeting people who are thinking about the future of ads, AI, and product design. If you're working on something ambitious, I'd love to hear about it.

David.

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