Product Designer (w/m/d) B2B SaaS

📍 Job Overview

Job Title: Product Designer (w/m/d) B2B SaaS

Company: Sunhat GmbH

Location: Cologne, North Rhine-Westphalia, Germany

Job Type: Full-time

Category: Product Design / UX/UI Design

Date Posted: April 24, 2026

Experience Level: Mid-Level (2-5 years)

Remote Status: Hybrid (Remote within Germany or use offices in Cologne, Hamburg, Berlin)

🚀 Role Summary

• Owns the end-to-end product design lifecycle for B2B SaaS features, from initial problem definition to final UI delivery.

• Conducts in-depth customer discovery through user interviews and usability sessions to translate insights into actionable design enhancements.

• Develops and evolves a scalable design system within Figma, focusing on component-based architecture, edge cases, and precise interactions.

• Designs intuitive and efficient user experiences for AI-first workflows, simplifying complex processes within the "Collaborative Proof Platform".

• Leverages data analytics tools (e.g., PostHog) to validate design decisions and drive iterative improvements based on user behavior and performance metrics.

📝 Enhancement Note: This role is positioned as a Mid-Level Product Designer with a strong emphasis on ownership and end-to-end responsibility within a B2B SaaS environment. The focus on "AI-First UX" and a "Collaborative Proof Platform" suggests a product that aims to streamline complex compliance and sustainability proof management through intelligent design and user-centric workflows.

📈 Primary Responsibilities

• End-to-End Design Ownership: Take full responsibility for design projects from initial problem identification and scope definition through to the final shipped user interface, ensuring alignment with business objectives and user needs.

• Customer Discovery & Research: Plan, execute, and analyze qualitative user research, including in-depth interviews and usability testing sessions, to gather critical customer feedback and inform strategic design decisions.

• AI-First UX Design: Conceptualize and design user interfaces that radically simplify AI-driven workflows, ensuring intuitive navigation and efficient user interaction without compromising on speed or user experience.

• Design System Development: Contribute to and advance the company's design system within Figma, creating reusable components, defining interaction patterns, and ensuring design consistency and scalability across the product.

• Pragmatic Design Solutions: Balance high-quality design standards with technical feasibility and business constraints in a dynamic startup environment, delivering practical solutions that provide immediate user value.

• Data-Informed Iteration: Utilize analytics tools such as PostHog to monitor product performance, understand user behavior, and iteratively refine designs based on data-driven insights.

• Cross-functional Collaboration: Work closely with product managers, engineers, and other stakeholders to ensure seamless integration of design solutions and effective communication of design rationale.

📝 Enhancement Note: The responsibilities highlight a hands-on role requiring a blend of strategic thinking and meticulous execution. The emphasis on "End-to-End Ownership" and "Pragmatism" suggests an environment where designers are expected to be self-sufficient and results-oriented, capable of navigating the entire design process from ideation to implementation.

🎓 Skills & Qualifications

Education: A Bachelor's or Master's degree in Design, Human-Computer Interaction, Computer Science, or a related field is beneficial but not strictly required if compensated by equivalent professional experience.

Experience:

• Minimum of 2-5 years of professional experience in product design, UX/UI design, or a similar role, with a proven track record in B2B SaaS environments.

Required Skills:

• Product Design Expertise: Comprehensive understanding of the product development lifecycle and user-centered design principles.

• User Research Proficiency: Proven ability to plan, conduct, and analyze user interviews and usability testing sessions.

• UI Design & Prototyping: Strong skills in creating high-fidelity mockups and interactive prototypes.

• Figma Mastery: Expert-level proficiency in Figma for designing scalable components, managing design systems, and executing precise UI elements.

• Technical Acumen: Familiarity with modern tech stacks and development workflows, including experience with project management tools like Linear.

• Data Literacy: Experience using analytics tools (e.g., PostHog, Google Analytics) to inform design decisions and measure impact.

• Language Proficiency: Fluent communication in English (written and spoken) and professional proficiency in German (at least B2 level) for customer interactions.

Preferred Skills:

• AI/ML Workflow Design: Experience or a strong interest in designing user interfaces for AI-assisted workflows.

• Design System Architecture: Experience in building and maintaining robust, scalable design systems.

• Agile Methodologies: Familiarity with agile development processes and cross-functional team collaboration.

• Startup Environment Experience: Adaptability and a proactive mindset suited for a fast-paced startup culture.

📝 Enhancement Note: The "Mid-Level Experience" requirement, coupled with the expectation of "End-to-End Ownership" and working "from the first day" on complex features, indicates that candidates are expected to be highly autonomous and capable of contributing significantly without extensive ramp-up. The dual language requirement is critical for client-facing research.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Case Studies: Showcase 2-4 detailed case studies demonstrating your end-to-end product design process for B2B SaaS products. Each case study should clearly articulate the problem, your role, the design process, key decisions, and measurable outcomes.

• Problem Definition & Research: Provide examples of how you identified user needs and business problems, including methodologies used (e.g., user interviews, competitive analysis, data analysis).

• Design Process & Solutions: Illustrate your design thinking, wireframing, prototyping, and UI design process, highlighting how you translated research into user-centric solutions.

• Impact & Metrics: Quantify the impact of your designs using relevant metrics (e.g., conversion rate improvements, user satisfaction scores, task completion times). If quantitative data is unavailable, provide qualitative evidence of success.

• System Thinking: Demonstrate understanding of design systems, component-based design, and how your work contributes to scalability and consistency.

Process Documentation:

• Include examples of how you document design decisions, user flows, and interactions, particularly those related to complex features or AI workflows.

• Showcase how you utilize tools like Figma for collaborative design and version control.

• Illustrate how you leverage data from tools like PostHog to validate design hypotheses and iterate on solutions.

📝 Enhancement Note: A strong portfolio is crucial for this role, as it will serve as the primary evidence of a candidate's ability to handle "End-to-End Ownership" and deliver "Pragmatic Design Solutions." The emphasis on B2B SaaS and AI-first UX means portfolios should highlight relevant projects and demonstrate an understanding of complex business user needs and emerging technologies.

💵 Compensation & Benefits

Salary Range: Based on the Mid-Level experience (2-5 years), location in Germany (Cologne), and the B2B SaaS industry, a competitive salary range for a Product Designer would typically fall between €55,000 and €75,000 annually. This range can vary based on the specific depth of experience, the company's funding stage, and the candidate's negotiation skills.

Benefits:

• Competitive Pay & Equity: A market-competitive salary package complemented by the potential for company stock options.

• Flexible Work Environment: Option to work fully remotely within Germany, or utilize company offices located in Cologne, Hamburg, and Berlin.

• Trust & Flexibility: High degree of autonomy in managing work hours and location to support work-life balance, personal projects, and family needs.

• Tech & Tools: Provision of necessary equipment, including a Macbook, and access to required software.

• Continuous Learning: An annual budget dedicated to professional development, including courses, conferences, and certifications.

• Feelgood Budget: A monthly tax-free benefit of €50 for shopping vouchers or Urban Sports Club membership.

• Health & Well-being: Encouragement of a healthy work-life balance and support for personal well-being initiatives.

Working Hours: The role is based on a standard 40-hour work week, with significant flexibility in terms of daily scheduling and location, aligning with the company's trust-based culture.

📝 Enhancement Note: The salary estimate is based on current market data for Product Designers with 2-5 years of experience in Germany, considering the cost of living in major cities and the typical compensation structures in the B2B SaaS startup sector. The benefits package is comprehensive, emphasizing flexibility, professional growth, and employee well-being, which are strong selling points for tech talent.

🎯 Team & Company Context

🏢 Company Culture

Industry: The company operates within the B2B SaaS sector, specifically focusing on compliance and sustainability management through its "Collaborative Proof Platform." This positions Sunhat GmbH at the intersection of regulatory technology (RegTech) and sustainability tech, addressing critical operational challenges for businesses.

Company Size: Sunhat GmbH appears to be a growing startup, likely in the Seed to Series A funding stage, indicated by its focus on hiring mid-level talent and offering equity. This implies a dynamic, fast-paced environment with significant opportunities for impact.

Founded: While the founding date is not explicitly stated, the company's mission to close the "Proof Gap" and establish a "Collaborative Proof Platform" suggests a relatively recent establishment, likely within the last 5-10 years, aiming to disrupt traditional manual processes.

Team Structure:

• The Product Design team is likely integrated within a broader Product and Engineering department.

• Designers will collaborate closely with Product Managers for strategic direction and Engineers for implementation feasibility.

• The company emphasizes flat hierarchies and short decision-making paths, suggesting a less bureaucratic and more agile team structure.

Methodology:

• Data-Driven Design: A core methodology involves using analytics tools like PostHog to validate design decisions and measure their impact, ensuring a scientific approach to product development.

• Agile Development: The mention of a "dynamic environment" and "pragmatism" points towards agile or iterative development processes where quick feedback loops and continuous improvement are valued.

• User-Centricity: Strong emphasis on "Customer Discovery" and "User Research" highlights a commitment to understanding and solving user problems effectively.

• AI Integration: The "AI-First UX" approach indicates a forward-thinking strategy to leverage artificial intelligence for enhancing user workflows and product capabilities.

Company Website: https://www.getsunhat.com/

📝 Enhancement Note: Understanding Sunhat's position in the RegTech/Sustainability Tech space is crucial. The "Proof Gap" concept is central to their value proposition, meaning designers need to grasp how businesses manage and verify compliance/sustainability documentation. The startup culture implies a need for adaptability and a proactive, hands-on approach.

📈 Career & Growth Analysis

Operations Career Level: This role is classified as a Mid-Level Product Designer. This typically means an individual contributor with 2-5 years of experience who is expected to work independently on complex features, contribute to design strategy, and mentor junior designers as the team grows. They are beyond entry-level tasks and are ready to take ownership of significant product areas.

Reporting Structure: The Product Designer will likely report to a Head of Product, Lead Designer, or a Product Manager. In a startup environment, direct access to leadership is common, facilitating quicker feedback and strategic alignment.

Operations Impact: The Product Designer's impact is direct and significant, shaping the user experience of a platform designed to solve critical operational challenges for businesses (compliance, sustainability proof management). By creating intuitive and efficient interfaces, they directly influence user adoption, operational efficiency for clients, and ultimately, Sunhat's market success and revenue generation. The "AI-First UX" focus also positions the role at the forefront of technological innovation within the company.

Growth Opportunities:

• Specialization: Potential to specialize in areas like AI UX, complex data visualization, or enterprise-level design systems as the product and company mature.

• Leadership Track: As the design team scales, opportunities may arise to become a Senior Product Designer, Design Lead, or even Head of Design, managing a team and shaping the overall design vision.

• Cross-functional Expertise: Gaining deep knowledge in compliance and sustainability domains, becoming a subject matter expert in addition to a design expert.

• Mentorship: Opportunities to mentor junior designers and contribute to building the design function within the company.

• Skill Development: Utilizing the continuous learning budget for advanced courses in UX research, AI design, or specific design tools to stay at the cutting edge.

📝 Enhancement Note: This role offers a clear path for growth within a rapidly evolving B2B SaaS startup. The emphasis on "End-to-End Ownership" and "AI-First UX" provides a strong foundation for developing specialized skills and potentially moving into leadership positions as the company scales. Candidates should be prepared to articulate their career aspirations and how this role aligns with them.

🌐 Work Environment

Office Type: Sunhat GmbH offers a hybrid work model, allowing employees to work fully remotely within Germany or utilize their physical office spaces located in Cologne, Hamburg, and Berlin. This provides flexibility to choose the most productive work setting.

Office Location(s):

• Cologne: Escher Straße 25A, 50733 Köln, Nordrhein-Westfalen, Germany.

• Hamburg: (Specific address not provided)

• Berlin: (Specific address not provided)

These locations offer co-working spaces or dedicated offices designed to foster collaboration and provide a professional working environment.

Workspace Context:

• Collaborative Hubs: The offices serve as hubs for team meetings, brainstorming sessions, and fostering company culture, particularly beneficial for collaborative design sprints and cross-functional alignment.

• Technology & Tools: Employees are equipped with necessary tools, including Macbooks and software licenses, to ensure productivity regardless of their chosen work location.

• Hybrid Collaboration: The setup supports seamless collaboration between remote and in-office team members, utilizing digital tools for communication and project management.

Work Schedule: The standard working hours are 40 per week, but the company emphasizes "Trust & Flexibility." This means while core hours might exist for team synchronization, employees have significant autonomy in structuring their workday to accommodate personal needs and optimize productivity. This flexibility is crucial for designers who may need uninterrupted blocks of time for deep work.

📝 Enhancement Note: The hybrid and remote-friendly nature of the work environment is a significant advantage. Candidates should consider which setting (fully remote, hybrid with office use) best suits their working style and professional needs. The flexibility aspect is key and should be explored further during the interview process.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A brief call with HR or a recruiter to assess basic qualifications, cultural fit, and interest in the role.

• Portfolio Review & Technical Interview: A dedicated session where the candidate presents their portfolio, walking through 1-2 key case studies. This is where they will be evaluated on their design process, problem-solving skills, and communication. Expect questions about specific design decisions and project challenges.

• Design Challenge/Take-Home Assignment: Potentially a small, focused design task or a take-home assignment related to a real product problem. This assesses practical skills, speed, and approach to a defined challenge.

• Team/Hiring Manager Interview: A discussion with the hiring manager and potentially other team members (Product Manager, Engineer) to assess technical depth, collaboration style, and alignment with company values.

• Final Interview: May involve a discussion about career goals, company vision, and a final confirmation of fit.

Portfolio Review Tips:

• Curate Strategically: Select 2-3 of your strongest B2B SaaS projects that best demonstrate your end-to-end process, problem-solving abilities, and impact. Highlight your specific contributions.

• Tell a Story: Structure your case studies as narratives. Clearly define the problem, your unique approach, the iterative design process, the trade-offs you made, and the quantifiable results.

• Highlight Process & Rationale: Don't just show final screens. Explain why you made certain design choices, referencing user research, data, and business goals.

• Showcase Figma & Design Systems: If applicable, demonstrate your proficiency with Figma, including component design and how you've contributed to or utilized design systems.

• Address AI & Data: For this role, specifically highlight any experience or understanding of AI-assisted workflows and how you've used data (e.g., PostHog) to inform your designs.

• Be Prepared for Questions: Anticipate questions about your design decisions, challenges faced, collaboration methods, and how you handle feedback.

Challenge Preparation:

• Understand the Context: If given a take-home assignment, thoroughly research Sunhat, its product, and its target users to inform your approach.

• Focus on Process: Demonstrate your design process, not just the final output. Show your thinking, research, and iteration.

• Time Management: Be realistic about what you can achieve within the given timeframe. Prioritize key aspects of the challenge.

• Clarity & Presentation: Present your solution clearly and concisely, explaining your rationale.

📝 Enhancement Note: The interview process will heavily rely on the candidate's portfolio and ability to articulate their design thinking. Emphasis on "AI-First UX" and data-driven design means candidates should be prepared to discuss these aspects in detail, showcasing relevant projects or demonstrating a strong understanding of the concepts.

🛠 Tools & Technology Stack

Primary Tools:

• Figma: The core tool for UI design, prototyping, and design system management. Expect proficiency in creating scalable components, auto-layout, variants, and interactive prototypes.

• Linear: Mentioned as a project management tool, indicating an agile workflow. Familiarity with issue tracking, sprint planning, and collaboration within such platforms is beneficial.

Analytics & Reporting:

• PostHog: Specifically mentioned for data-based design validation. Experience with product analytics platforms for user behavior tracking, funnel analysis, and A/B testing is highly desirable.

• Other Analytics Tools: Familiarity with similar tools like Google Analytics, Mixpanel, or Amplitude would also be relevant.

CRM & Automation:

AI & Emerging Technologies:

• Familiarity with AI concepts and the potential applications in B2B workflows is a significant plus, especially concerning how AI can be integrated into user interfaces to simplify tasks.

📝 Enhancement Note: Proficiency in Figma is non-negotiable. Experience with PostHog is a strong differentiator given its explicit mention. Understanding the role of data analytics in informing design decisions is critical for this position. Familiarity with Linear suggests an agile, efficient development process.

👥 Team Culture & Values

Operations Values:

• Ownership & Pragmatism: A culture that values individuals taking full responsibility for their work and delivering practical, effective solutions that balance quality with speed.

• Customer-Centricity: A deep commitment to understanding and solving customer problems, driven by continuous user research and feedback.

• Innovation & AI-First: An forward-thinking approach that embraces new technologies, particularly AI, to create cutting-edge solutions and simplify complex processes.

• Collaboration & Transparency: A belief in open communication, flat hierarchies, and working effectively across teams to achieve common goals.

• Continuous Learning: An environment that encourages professional growth through development budgets and a willingness to experiment and learn from both successes and failures.

Collaboration Style:

• Cross-functional Integration: Designers are expected to collaborate closely with product managers, engineers, and potentially sales/customer success teams to ensure a holistic approach to product development.

• Feedback-Driven: A culture where constructive feedback is welcomed and utilized for iterative improvement of both the product and individual skills.

• Agile & Iterative: Working in short cycles, with frequent communication and adjustments based on new insights or changing priorities.

• Knowledge Sharing: Encouraging the sharing of best practices, learnings from user research, and design expertise across the team.

📝 Enhancement Note: The company culture appears to be a blend of typical startup energy (fast-paced, pragmatic, ownership-driven) with a strong user-centric and innovative focus, particularly regarding AI. Candidates should resonate with these values to thrive in this environment.

⚡ Challenges & Growth Opportunities

Challenges:

• Rapid Product Evolution: As a startup, the product and its feature set will likely evolve quickly. Designers must be adaptable and comfortable with change.

• Balancing Speed & Quality: The need to deliver quickly in a startup environment while maintaining high design standards can present a constant challenge. Pragmatism is key.

• Simplifying Complex Workflows: Designing intuitive interfaces for complex compliance and sustainability proof management processes requires deep user understanding and creative problem-solving.

• Integrating AI Seamlessly: Effectively integrating AI features into user workflows without creating new complexities or alienating users will be a significant design challenge.

• Remote/Hybrid Collaboration: Ensuring effective communication and collaboration across a distributed team requires proactive effort and skilled use of digital tools.

Learning & Development Opportunities:

• AI UX Specialization: Deep dive into designing for AI-powered products, a rapidly growing field.

• Data-Driven Design Mastery: Becoming highly proficient in using product analytics tools to drive product strategy and design decisions.

• Design System Architecture: Contributing to the growth and sophistication of a scalable enterprise design system.

• Cross-functional Acumen: Developing a strong understanding of business operations, compliance, and sustainability domains.

• Leadership Potential: Opportunities to grow into senior or lead roles as the company scales, shaping the design function.

• Professional Development Budget: Access to courses, conferences, and workshops to acquire new skills or deepen existing ones.

📝 Enhancement Note: This role offers the chance to work on cutting-edge problems in a high-growth environment. The challenges are significant but provide ample opportunity for professional development and skill acquisition in areas like AI UX and data-informed design.

💡 Interview Preparation

Strategy Questions:

• "Describe a time you took a product design from initial concept to launch. What was your process, and what were the key challenges?" (Focus on end-to-end ownership, problem-solving, and impact.)

• "How do you approach user research and translate those insights into design decisions, especially for complex B2B workflows?" (Highlight customer discovery skills, methodology, and practical application.)

• "Walk us through your experience with Figma and how you've contributed to or utilized design systems. How do you ensure scalability and consistency?" (Demonstrate technical proficiency and system thinking.)

• "How would you approach designing an AI-first feature for our platform? What considerations would you prioritize?" (Showcase understanding of AI UX principles and Sunhat's product context.)

Company & Culture Questions:

• "What interests you about Sunhat's mission and the 'Proof Gap' problem?" (Research the company's website and understand their market. Show genuine interest.)

• "How do you see yourself contributing to a fast-paced startup environment? What's your experience with flat hierarchies and quick decision-making?" (Align your work style with startup culture.)

• "How do you prefer to collaborate with product managers and engineers?" (Discuss your cross-functional collaboration approach.)

Portfolio Presentation Strategy:

• Start with the "Why": Clearly articulate the business problem and user need addressed by each project.

• Showcase Your Role: Be specific about your contributions, especially if it was a team effort.

• Detail the Process: Walk through your research, ideation, wireframing, prototyping, and UI design stages. Explain your rationale at each step.

• Highlight Trade-offs: Discuss any difficult decisions or compromises made and why.

• Quantify Impact: Present measurable results (e.g., increased conversion, improved efficiency) or strong qualitative evidence of success.

• Connect to Sunhat: Briefly explain how your skills and experience are relevant to Sunhat's product and mission, especially regarding AI and B2B SaaS.

📝 Enhancement Note: Preparation should focus on showcasing a strong understanding of the B2B SaaS space, demonstrable UX/UI skills, a commitment to data-informed design, and an appreciation for AI-driven innovation. Highlighting experience with Figma and potentially PostHog will be crucial.

📌 Application Steps

To apply for this Product Designer position:

• Submit your application through the provided link on the Sunhat GmbH careers page.

• Portfolio Customization: Tailor your portfolio to highlight 2-3 relevant B2B SaaS projects that showcase your end-to-end design process, data-informed decision-making, and understanding of complex workflows, with a focus on UI/UX for enterprise software.

• Resume Optimization: Ensure your resume clearly outlines your years of experience, proficiency with key tools (Figma, Linear, PostHog), and specific achievements related to user research, UI design, and product launches within the SaaS domain.

• Interview Preparation: Practice presenting your portfolio case studies, focusing on articulating your design rationale, impact metrics, and how you handle challenges. Prepare to discuss your experience with AI-first design and data-driven approaches.

• Company Research: Thoroughly research Sunhat GmbH, their "Collaborative Proof Platform," and their mission to solve the "Proof Gap." Understand their target market and the value they provide to businesses.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and industry-standard assumptions. All details should be verified directly with Sunhat GmbH during the application and interview process.