Staff Product Designer SDKs (mobile)

Stream (GetStream.io) 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.

Location: Amsterdam. We also support remote work (with a preference for EU) for exceptional candidates. Periodic travel between offices for team collaboration is encouraged.

Relocation and visa sponsorship is possible.

What will you work on

We’re looking for an experienced Staff Product Designer to own and elevate the design of our Frontend SDKs. You’ll create design systems, refine developer experiences, and ensure that every interaction—across iOS, Android and Web—feels polished, consistent, and delightful.

This role offers significant autonomy and impact: you’ll be shaping the UX of tools used by a global developer community and some of the most exciting apps on the market.

Job Responsibilities

• Define and own the design vision for our mobile SDKs (chat, video and activity feeds), balancing user needs, developer experience, and business priorities.

• Craft and maintain a scalable design system in Figma that aligns with both iOS Human Interface Guidelines and Material Design patterns.

• Ensure consistency across SDKs, platforms, and product surfaces—code-level UI, documentation, sample apps, and onboarding flows.

• Collaborate closely with engineers to ship SDK features, onboarding flows, and other customer-facing improvements.

• Elevate quality standards by conducting design reviews, ensuring accessibility, performance, and platform-native feel.

• Lead end-to-end design for new features and improvements – from user research and ideation through prototyping, visual/UI design, and iterative refinement.

• Drive innovation and excellence in design: establish best practices and maintain a world-class design system.

• Mentor and collaborate with other designers to foster a high-performance, user-focused design culture.

About You

• 7+ years of experience in product design, with a strong portfolio showcasing end-to-end product ownership..

• Excellence across design disciplines: visual design, systems thinking, user research, and UX writing.

• Deep understanding of developer workflows or the ability to simplify complex concepts for technical users.

• Bias for action and ability to deliver at startup speed while maintaining quality.

• Collaborative and feedback-driven mindset, thriving in cross-functional teams.

• Passion for making complex technology feel simple and accessible.

• Expert Figma skills—components, variants, auto-layout, prototyping, and design system creation.

• Deep knowledge of iOS Human Interface Guidelines and Material Design with a proven ability to design for platform-specific patterns.

• Demonstrated ability to deliver consistent, high-quality experiences across multiple platforms.

• Strong collaboration skills—comfortable working closely with engineers on feasibility, performance, and implementation details.

• Relentless attention to detail—from pixel precision to micro-interactions.

Our tech stack

At Stream, we use a wide collection of technologies to offer highly optimized and available features to our customers. Here is a shortlist of the technology that we currently use:

• Go, gRPC, RocksDB, Python

• Postgresql, RabbitMQ

• AWS, Puppet, CloudFormation

• Grafana, Graphite, ELK, Jaeger

• Redis, Memcached]

What makes this role exciting?

• Direct impact in shaping the future of developer tools used by companies building with Stream

• Small, high-trust team with fewer roadblocks, tremendous autonomy and a chance to see your ideas make a material impact on the growth of the business

• You’ll solve meaningful problems for a technical audience that values elegant solutions

• You’ll get access to the tools you need to be successful

• Travel to Boulder for regular collaboration

Why join Stream?

• History of success. From Amsterdam to Boulder and Techstars in-between, Stream has raised over $58.25M to build the best Chat Messaging & Activity Feed infrastructure available, with best-in-class support.

• Freedom and endless growth opportunities. As a rapidly growing startup (since 2020 we have gone from 30 to 150 employees), Stream gives you unique personal and professional growth opportunities. The opportunity of true ownership and accountability has a massive impact on your career. These are the things you can rarely experience in huge corporations.

• Be on the front line of progress and innovation. While working with cutting-edge technology, we are passionate about tackling difficult tech problems at scale and creating reusable components for them, empowering engineering teams to ship apps faster, more securely, and with a better user experience.

• They believe in us: Stream is backed by leading VC companies (Felicis Ventures, GGV Capital, 01.Advisors, Techstars, Arthur Ventures), including backers like Dick Costolo (01 Advisors, ex-CEO of Twitter), Olivier Pomel (CEO of Datadog), Tom Preston-Werner (Co-Founder of GitHub), Nicolas Dessaigne (Co-Founder of Algolia), Johnny Boufarhat (Founder and CEO of Hopin).

What we have to offer you

Stream employees enjoy some of the best job benefits in the industry:

• A team of exceptional engineers

• The chance to work on OSS projects

• Fully loaded MacBook Pro, 5K display

• 28 days paid time off plus paid Dutch holidays

• Company equity

• A pension scheme

• Hybrid work flexibility (3 days in-office)

• A Learning and Development budget

• Commute coverage: NS business card or a company bike

• Fitness stipend

• Bi-weekly in-office chair massages by a professional

• Healthy catered team lunches and plenty of snacks

• A generous relocation package, visa sponsorship and 30% ruling support

• An office in the heart of Amsterdam

• The opportunity to attend or present at global conferences and meetups

• The possibility to visit our office in Boulder, CO

Note: this list of job benefits applies to Netherlands-based employees and is adjusted per your location of residence.

Our culture

Stream has a casual social culture, our team is diverse and we all have different backgrounds. Now, Stream is a team of over 140+ peers from over 35 countries across the globe.

We value transparency, aim for excellence, and support each other on our way to new victories.

Our team consists of the strongest talents worldwide, making Stream a great place to learn and improve your skills.

When it comes to software engineering jobs, our culture is oriented towards ownership and quality: our goal is to deliver stable software.

If you are interested in becoming a part of what we do, apply for this vacancy now!

Hybrid office policy: applicants based (or relocating to) one of our office locations are expected to work according to the applicable local office attendance policy.

Equal opportunity employer statement: Stream provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.

Note for external recruiters: We currently have this role covered and do not accept unsolicited agency resumes. We are not responsible for any fees related to unsolicited resumes.