Staff Product Designer

Stream is a fast-growing startup providing SDKs for activity feeds, in-app chat, and voice/video. Our APIs and SDKs power over a billion end-users across thousands of apps, including Strava, Nextdoor, Patreon, and Adobe. Founded in Amsterdam, Stream has expanded globally and raised over $58M from leading investors including Felicis Ventures, GGV Capital, and Techstars.

The Role

We’re looking for an experienced Staff Product Designer to own and elevate the design of our frontend SDKs. You’ll be responsible for creating design systems, refining developer experiences, and ensuring that every interaction across iOS, Android, and Web feels polished, consistent, and delightful.

This role offers significant autonomy and impact—you’ll shape the UX of tools used by a global developer community and some of the most innovative apps on the market.

What You’ll Do

Define and own the design vision for mobile SDKs, balancing user needs, developer experience, and business priorities.
Craft and maintain a scalable design system in Figma aligned with iOS Human Interface Guidelines and Material Design.
Ensure consistency across SDKs, documentation, sample apps, and onboarding flows.
Collaborate with engineers to ship SDK features and customer-facing improvements.
Lead end-to-end design for new features, from research and ideation through prototyping and delivery.
Conduct design reviews, raising standards for accessibility, performance, and platform-native feel.
Mentor other designers and contribute to a high-performance, user-focused design culture.

About You

7+ years of product design experience with a strong portfolio showing end-to-end ownership.
Expertise in visual design, systems thinking, research, and UX writing.
Ability to simplify complex concepts for technical users and developers.
Deep knowledge of iOS and Material Design with proven platform-specific design work.
Expert Figma skills including components, variants, prototyping, and system creation.
Bias for action, detail-oriented, and comfortable delivering at startup speed.
Strong collaborator with experience working closely with engineers on feasibility and implementation.

Why Join Stream

Direct impact on developer tools used by companies like Strava and Adobe.
Work in a small, high-trust team with autonomy and room to innovate.
Opportunity to travel for collaboration, including regular visits to our Boulder office.
Culture of transparency, ownership, and quality with a diverse team of 140+ people across 35+ countries.

Compensation and Benefits

Company equity and pension scheme.
28 days paid time off plus Dutch holidays.
Learning and development budget.
Commute coverage and fitness stipend.
Catered lunches, snacks, and bi-weekly chair massages in Amsterdam.
Relocation package, visa sponsorship, and 30% ruling support.
MacBook Pro, 5K display, and access to OSS projects.
Opportunity to attend or present at global conferences.

Equal Opportunity

Stream is an equal opportunity employer committed to providing a workplace free from discrimination and harassment. We welcome applicants from all backgrounds and experiences.