Product Designer

Koah, a New York City–based marketplace, is seeking a Product Designer to shape the advertiser and publisher experiences that power its platform. You will build the creative tools, dashboards, and integration flows that fuel Koah’s marketplace and contribute to the ad format system across surfaces. This onsite role in New York carries a salary range of USD 150,000 - 200,000 per year.

Responsibilities

• Lead the end-to-end experience for advertisers, from campaign setup through AI-assisted creative tools and reporting.
• Define collaboration workflows between advertisers and campaign agents to produce and deploy scalable ad creative.
• Design the publisher integration journey, including SDK onboarding, surface configuration, and performance dashboards.
• Contribute to the evolving ad format library, ensuring formats adapt across multiple rendering contexts.
• Bridge advertiser tools, publisher surfaces, and end-user ad experiences into a cohesive workflow.

Requirements

• Adopt a systems-thinking approach, balancing immediate user needs with a longer-term product vision.
• Experience designing for multi-sided products such as marketplaces, developer tools, or ad platforms.
• Interest in creating AI-enhanced workflows beyond traditional dashboards.
• Strong craft and attention to detail that help build trust with users.
• Comfort operating at the design–engineering boundary, including schemas, structured data, and component APIs.
• Ability to move quickly without a full spec, driving clarity through design decisions.

What you'll do

• Lead the advertiser journey from campaign creation to AI-assisted tooling and performance reporting.
• Shape how advertisers and campaign agents collaborate to produce and deploy ad creative at scale.
• Craft the publisher integration experience, covering SDK onboarding, surface configuration, and dashboards.
• Contribute to the ad format library, ensuring adaptability across rendering contexts.
• Coordinate across advertiser tools, publisher surfaces, and end-user ad experiences to create a unified ecosystem.

You might be a fit if

• You think in systems and balance short-term needs with a forward-looking product vision.
• You have designed for multi-sided products such as marketplaces, developer tools, ad platforms, or similar domains.
• You are excited about AI-enhanced workflows, not just traditional dashboards.
• You value craft because it builds trust with users.
• You are comfortable at the design–engineering boundary, working with schemas, structured data, and component APIs.
• You can move fast without a full spec and drive clarity through design decisions.