Staff Product Designer SDKs (mobile)

Define and own the design vision for mobile SDKs, ensuring a balance between user needs and business priorities. Collaborate closely with engineers to ship SDK features and elevate quality standards through design reviews and user research.

Responsibilities

• Define and own the design vision for 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.

Requirements

• 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.

Key Skills

• 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

Benefits

• Relocation and visa sponsorship is possible.
• Fully loaded MacBook Pro, 5K display
• 28 days paid time off plus paid Dutch holidays
• Company equity
• A pension scheme
• 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