Senior Product Designer (H/F)

📍 Job Overview

Job Title: Senior Product Designer (H/F)

Company: Tessan

Location: Paris, Ile-de-France, France

Job Type: Full-Time

Category: Product Design / UX/UI

Date Posted: October 1, 2025

Experience Level: 5-10 Years

Remote Status: Hybrid (1 day remote per week)

🚀 Role Summary

• Drive the strategic vision for Tessan's product offerings, translating user needs and business objectives into innovative hardware and software solutions.

• Lead comprehensive user research initiatives, including interviews, surveys, and usability testing, to deeply understand patient and healthcare professional needs.

• Design intuitive user journeys and aesthetically pleasing interfaces for platforms and connected medical devices, creating wireframes, interactive prototypes, and detailed development specifications.

• Establish and evolve the design methodology, tools, and standards for the nascent design team, building a robust foundation for future growth.

• Foster cross-functional collaboration with Product Managers, Engineers, Medical Experts, and Customer Support to ensure seamless design implementation and optimal user experience.

• Explore and propose innovative AI integrations to enhance design processes, user experience, and product solutions.

• Mentor team members, sharing expertise and best practices to collectively elevate the design acumen and culture at Tessan.

📝 Enhancement Note: This role is positioned as a foundational leadership opportunity within a growing design function. The emphasis on structuring processes and methodologies, coupled with the mandate to mentor, suggests a senior individual contributor role with significant influence and potential for team growth. The inclusion of AI integration points to a forward-thinking approach to product development.

📈 Primary Responsibilities

• Contribute to the overall product strategy by ideating and conceptualizing innovative solutions that address both user needs and business goals for Tessan's connected medical devices and digital platforms.

• Conduct in-depth user research, employing qualitative and quantitative methods to uncover user pain points, motivations, and behaviors within the healthcare context.

• Develop user flows, wireframes, interactive prototypes, and high-fidelity UI designs for both hardware interfaces and software applications, ensuring a cohesive and exceptional user experience.

• Define, document, and implement design best practices, workflows, and standards to build a scalable and efficient design process for the organization.

• Collaborate closely with engineering, product management, and other stakeholders to ensure designs are technically feasible, align with product roadmaps, and meet business objectives.

• Research and propose innovative applications of Artificial Intelligence to enhance user experience, streamline design operations, and differentiate Tessan's offerings.

• Act as a design mentor, guiding and developing junior designers and contributing to a strong design culture through knowledge sharing and skill development initiatives.

• Champion the user throughout the product development lifecycle, advocating for user-centered design principles and data-informed decision-making.

📝 Enhancement Note: The responsibilities highlight a dual focus on hands-on design execution and strategic leadership in building out the design function. The expectation to structure processes and methodologies implies a need for strong organizational and strategic thinking skills beyond pure design execution.

🎓 Skills & Qualifications

Education: While no specific degree is mandated, a strong academic background in Design, Human-Computer Interaction, Computer Science, or a related field is often beneficial for senior roles.

Experience: A minimum of 5 years of progressive experience in Product Design, with a proven track record of delivering complex hardware and software products. Experience in a fast-paced startup environment is essential.

Required Skills:

• Minimum 5 years of experience as a Product Designer with a strong portfolio showcasing UX/UI expertise in complex products, ideally combining hardware and software.

• Proven ability to establish and evolve a design function within a growing company.

• Demonstrated experience working in an agile startup environment, comfortable with ambiguity and rapid change.

• Proficiency in Figma, and familiarity with other design tools such as Sketch or Adobe XD.

• Experience in creating and implementing Design Systems in partnership with development teams.

• Excellent communication and presentation skills, with the ability to articulate design rationale and influence cross-functional stakeholders.

• Strong user advocacy and a data-driven approach to design decision-making.

Preferred Skills:

• Experience or a strong interest in integrating Artificial Intelligence into design processes or product solutions.

• Knowledge of the healthcare sector or medical devices.

• Experience with user research methodologies (interviews, surveys, usability testing).

• Familiarity with prototyping tools beyond Figma.

📝 Enhancement Note: The emphasis on establishing and evolving a design function indicates a need for candidates who are not only skilled designers but also possess strategic thinking and leadership capabilities. The "minimum 5 years" is a baseline, with "5-10 years" being a more realistic expectation for a senior role with these responsibilities.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• A comprehensive portfolio showcasing a minimum of 5 years of product design experience, with a strong emphasis on UX/UI for products that integrate both hardware and software components.

• Detailed case studies demonstrating the end-to-end design process, from initial research and ideation through to final implementation and iteration.

• Evidence of successful design system implementation and its impact on product consistency and development efficiency.

• Examples of user research methodologies employed and how insights directly informed design decisions and product improvements.

Process Documentation:

• The ability to define and document design workflows, from user research and concept development to prototyping, testing, and handoff to development.

• Experience in establishing design standards, guidelines, and best practices for a growing team.

• Clear articulation of how design processes were structured and iterated upon in previous roles, demonstrating an understanding of scalability and efficiency.

📝 Enhancement Note: For a Senior Product Designer role, especially one focused on establishing a function, the portfolio is paramount. It should not just showcase finished products but the process behind them, demonstrating strategic thinking, research acumen, and the ability to build scalable design systems and workflows.

💵 Compensation & Benefits

Salary Range: Based on industry benchmarks for Senior Product Designers in Paris with 5-10 years of experience, a competitive fixed salary range is estimated between €60,000 - €85,000 annually. This range can vary based on the candidate's specific experience, skills, and the outcome of performance-based variable compensation.

Benefits:

• Work Arrangement: Hybrid model with 1 day of remote work per week, offering flexibility.

• Health Insurance: Comprehensive Alan mutual health insurance, with a 50% coverage for the employee and their children.

• Meal Vouchers: Swile card with a daily allowance of €12 for meals.

• Professional Travel: Coverage for transportation and accommodation related to business travel.

• Office Perks: Daily complimentary snacks and drinks, including a weekly "Tessan Breakfast" every Tuesday.

• Workspace: Modern, newly renovated office space in Paris featuring a gym and a rooftop.

• Social Engagement: Regular convivial events such as Tessan Parties, birthday celebrations, and after-work gatherings.

Working Hours: The standard working hours are estimated at 40 hours per week, typical for full-time employment in France, with potential for flexibility inherent in a hybrid work arrangement.

📝 Enhancement Note: The salary range is estimated based on market data for similar roles in Paris, considering the experience level and the specific benefits offered. The benefits package is comprehensive and aligns with attractive offerings for tech and startup environments in France.

🎯 Team & Company Context

🏢 Company Culture

Industry: Tessan operates within the innovative French HealthTech and Telemedicine sector, aiming to combat medical deserts through accessible technology. This industry demands a blend of cutting-edge technology, patient-centricity, and regulatory awareness.

Company Size: Tessan is a rapidly expanding French startup, having deployed nearly 1500 devices in under 5 years. This indicates a dynamic, growth-oriented environment where agility, innovation, and a strong sense of mission are key. The company size likely falls within the 50-200 employee range, fostering a collaborative yet structured atmosphere.

Founded: Founded less than 5 years ago, Tessan is a relatively young company with a clear and ambitious mission. This short history suggests a culture of rapid iteration, adaptability, and a pioneering spirit.

Team Structure:

• The design team is in its nascent stages, implying a small, dedicated group that the Senior Product Designer will significantly shape.

• Reporting lines will likely be direct, possibly to a Head of Product or CTO, facilitating close collaboration with leadership.

Methodology:

• Data Analysis: A data-driven approach is expected, leveraging user feedback, analytics, and market research to inform design decisions.

• Workflow Planning: Emphasis on strategic workflow design and optimization, particularly in establishing repeatable and scalable design processes.

• Automation & Efficiency: Exploration of AI and other tools to enhance efficiency in both the design process and the end-user experience.

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

📝 Enhancement Note: The "startup" context is crucial here. It means the Senior Product Designer will have a significant impact on how the design function operates. The company's mission in combating medical deserts provides a strong sense of purpose that likely permeates the culture.

📈 Career & Growth Analysis

Operations Career Level: This Senior Product Designer role represents a significant step in a design career. It's more than just execution; it involves strategic input, process definition, and mentorship. This level typically signifies an individual contributor who is a subject matter expert and can influence team direction.

Reporting Structure: The Senior Product Designer will likely report into a Product Lead, Head of Product, or potentially a CTO, depending on the current organizational structure. This close reporting line offers direct exposure to leadership and strategic decision-making.

Operations Impact: The design decisions made by this role will directly impact user adoption, satisfaction, and retention for both Tessan's medical devices and digital platforms. This translates to a significant influence on the company's mission success, market penetration, and ultimately, revenue generation through effective and user-friendly solutions.

Growth Opportunities:

• Operations Skill Advancement: Opportunity to build and lead a design team, developing leadership and management skills. Deepen expertise in specific areas like AI-driven design, complex hardware-software integration, or healthcare UX.

• Industry Leadership: Become a key voice in shaping the design strategy and culture of a growing HealthTech startup, potentially leading to broader industry recognition.

• Strategic Influence: Play a pivotal role in defining the product roadmap and company strategy, moving beyond design execution to strategic product vision.

📝 Enhancement Note: The role offers a unique blend of hands-on design, strategic process building, and leadership potential, making it an attractive growth opportunity for experienced designers looking to make a foundational impact.

🌐 Work Environment

Office Type: Tessan offers a modern, hybrid work environment with newly renovated office facilities in Paris. This suggests a professional yet dynamic workspace designed to foster collaboration and well-being.

Office Location(s): The primary office is located in Paris, France (postcode 75016), a central and accessible location. The office is equipped with amenities like a gym and a rooftop, indicating a focus on employee comfort and lifestyle.

Workspace Context:

• The workspace is designed to be collaborative, with opportunities for interaction across multidisciplinary teams.

• Access to modern design tools and technology is expected, supporting efficient workflow and creative output.

• The environment encourages interaction and knowledge sharing, crucial for a growing team and for integrating design across hardware and software development.

Work Schedule: A hybrid work schedule is in place, allowing for 1 day of remote work per week. This provides a balance between focused individual work at home and collaborative, in-person interaction at the office. The standard working hours are likely around 40 hours per week, with flexibility often available in startup environments.

📝 Enhancement Note: The emphasis on a "newly renovated" office with amenities like a gym and rooftop suggests a company that invests in employee well-being and a positive work environment, which can be a significant draw for talent.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A review of your CV and portfolio to assess experience and alignment with the role's requirements.

• Hiring Manager Interview: Discussion focused on your background, motivations, and understanding of product design principles, with specific emphasis on your experience in structuring design processes and your approach to hybrid hardware/software design.

• Portfolio Presentation & Case Study: A core interview where you present 1-2 key portfolio projects. Expect to detail your process, user research, design decisions, challenges faced, and the impact of your work. This is where you demonstrate your ability to establish design methodologies.

• Cross-functional Interview: Meeting with Product Managers and Engineers to assess collaboration skills, communication style, and ability to work within an agile, multidisciplinary team.

• Final Interview: Potentially with a senior leader (e.g., CEO, CTO) to discuss strategic fit, cultural alignment, and long-term vision for the design function at Tessan.

Portfolio Review Tips:

• Process-Oriented: Clearly articulate your design process for each case study. Highlight how you approached user research, ideation, prototyping, and iteration.

• Impact & Metrics: Quantify the impact of your designs whenever possible. Use metrics related to user engagement, conversion rates, task completion, or business outcomes.

• Hybrid & AI Focus: If possible, include projects that demonstrate experience with both hardware and software integration, or showcase innovative uses of AI in design or product.

• Process Building: Emphasize any instances where you established or improved design processes, systems, or team workflows, as this is a key requirement for this role.

• Storytelling: Frame your projects as compelling narratives that showcase your problem-solving skills and strategic thinking.

Challenge Preparation:

• Be prepared for a potential design challenge or a detailed discussion about hypothetical scenarios related to designing for Tessan's specific products.

• Practice articulating your design rationale clearly and concisely, especially when discussing complex trade-offs or innovative solutions.

• Prepare to discuss how you would approach building a design system or establishing design processes from the ground up in a startup environment.

📝 Enhancement Note: The portfolio review is a critical stage. Candidates should prepare to not only showcase their design skills but also their ability to lead, strategize, and build out the design function, demonstrating how they would structure processes and mentor a team.

🛠 Tools & Technology Stack

Primary Tools:

• Figma: Essential for UI design, prototyping, and collaboration. Proficiency is a must.

• Prototyping Tools: While Figma is primary, familiarity with other tools like InVision, Axure, or Adobe XD can be beneficial for diverse project needs.

• Design Systems: Experience in creating, maintaining, and scaling design systems is crucial for ensuring consistency across hardware and software interfaces.

Analytics & Reporting:

• Understanding of product analytics tools (e.g., Google Analytics, Mixpanel, Amplitude) to inform user behavior analysis and design iteration.

CRM & Automation:

• While not a direct CRM role, understanding how user data flows into and out of CRM systems can be beneficial for designing user-centric experiences.

• Familiarity with AI tools and platforms for design exploration, optimization, and integration into product features is a significant plus.

📝 Enhancement Note: The explicit mention of Figma and the emphasis on Design Systems are key technical requirements. The speculative inclusion of AI tools and analytics platforms reflects the forward-looking nature of the role and the industry.

👥 Team Culture & Values

Operations Values:

• User-Centricity: A deep commitment to understanding and serving the needs of patients and healthcare professionals is paramount.

• Innovation & Agility: Embracing new technologies (like AI) and adapting quickly to market changes and startup growth is essential.

• Collaboration: Fostering strong working relationships across diverse teams (Product, Tech, Medical, Support) to achieve shared goals.

• Impact & Mission-Driven: A passion for Tessan's mission to combat medical deserts and improve healthcare accessibility.

• Efficiency & Scalability: Building robust processes and systems that can support the company's rapid growth.

Collaboration Style:

• Cross-functional Integration: Actively working with Product Managers to define requirements, Engineers for implementation feasibility, and Medical Experts for domain-specific understanding.

• Feedback Exchange: Openness to constructive criticism and a proactive approach to seeking and providing feedback within the design and development cycles.

• Knowledge Sharing: A culture of sharing best practices, design insights, and lessons learned to collectively elevate the team's capabilities.

📝 Enhancement Note: The values are derived from the company's mission, industry, and startup nature. The Senior Product Designer is expected to embody these values and help instill them within the growing design team.

⚡ Challenges & Growth Opportunities

Challenges:

• Building from Scratch: Establishing design processes, standards, and potentially a team in a growing startup environment presents inherent challenges in defining structure and best practices.

• Hardware-Software Integration: Designing cohesive user experiences across both physical devices and digital interfaces requires a unique skill set and careful coordination.

• AI Integration: Navigating the rapidly evolving landscape of AI and determining its most effective and ethical application within healthcare products.

• Balancing User Needs with Business Goals: Continuously finding the optimal balance between user desires, technical constraints, and business objectives in a fast-paced setting.

Learning & Development Opportunities:

• Leadership Development: Opportunity to build and lead a design team, gaining invaluable experience in management and team building.

• Strategic Product Influence: Direct impact on product strategy and roadmap, moving beyond tactical design to influence the company's direction.

• Industry Specialization: Deepen expertise in the HealthTech sector, understanding unique user needs and regulatory considerations.

• AI in Design & Product: Gain hands-on experience with cutting-edge AI applications relevant to product design and user experience.

📝 Enhancement Note: The challenges are directly linked to the opportunity to build and shape the design function, making it an attractive prospect for ambitious designers.

💡 Interview Preparation

Strategy Questions:

• "How would you approach establishing a design system and a design process from the ground up for a company like Tessan?"

• "Describe a time you had to integrate a new technology, like AI, into a product design. What was your process and what were the outcomes?"

Company & Culture Questions:

• "What interests you most about Tessan's mission and the HealthTech industry?"

• "How do you contribute to a positive and collaborative team culture, particularly in a startup environment?"

Portfolio Presentation Strategy:

• Structure: Begin with the problem statement and Tessan's mission context. Then, detail your process, focusing on research, key design decisions, and trade-offs. Conclude with the results, impact, and lessons learned.

• Demonstrate Process Building: For at least one project, highlight how you established or improved design processes, systems, or workflows. This is a key differentiator for this role.

• Quantify Impact: Use data points and metrics to showcase the tangible outcomes of your design work (e.g., improved user satisfaction, increased engagement, streamlined workflows).

• AI Integration: If you have relevant experience, be ready to discuss how AI was used or could be used to enhance the user experience or design process.

📝 Enhancement Note: Preparation for this role requires not only showcasing design craft but also strategic thinking, leadership potential, and an understanding of how to build and scale a design function within a fast-growing startup.

📌 Application Steps

To apply for this Senior Product Designer position:

• Submit your application through the Tessan recruitment portal: https://tessan1.recruitee.com/l/en/o/senior-product-designer-hf

• Curate Your Portfolio: Select 1-2 projects that best demonstrate your experience in complex hardware/software design, user research, and crucially, your ability to establish and evolve design processes and systems. Quantify the impact of your work.

• Tailor Your Resume: Highlight your 5+ years of experience, specific skills in Figma and Design Systems, experience in agile/startup environments, and any exposure to AI or healthcare. Emphasize your leadership and process-building capabilities.

• Prepare Your Presentation: Rehearse your portfolio walkthrough, focusing on storytelling, clear articulation of your design process, and how you would contribute to building the design function at Tessan.

• Research Tessan: Understand their mission, products, and recent developments. Be prepared to discuss how your skills and experience align with their specific challenges and opportunities in the HealthTech space.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and operations industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.

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