Senior Product Designer (Freelance)

📍 Job Overview

Job Title: Senior Product Designer (Freelance)

Company: Welltech

Location: Warsaw, Mazovian Voivodeship, Poland (Remote within Lithuania, Armenia, Romania, Estonia, Latvia, Hungary, Bulgaria, Ukraine, Poland)

Job Type: CONTRACTOR

Category: Product Design / UX/UI Design

Date Posted: September 16, 2026

Experience Level: Mid-Senior Level (5-10 years)

Remote Status: Fully Remote (with specified country restrictions)

🚀 Role Summary

• Drive end-to-end product design initiatives for globally recognized wellness apps, focusing on user acquisition funnels and in-app experiences.

• Collaborate closely with Growth teams to conceptualize, design, and iterate on A/B tests aimed at optimizing conversion rates and average order value.

• Enhance user engagement and retention through the integration of new features and by deepening the overall value proposition of the applications.

• Leverage product analytics and user research methodologies to inform design decisions and ensure user-centered product development.

• Contribute to the evolution and maintenance of robust design systems, ensuring consistency and scalability across multiple mobile platforms.

📝 Enhancement Note: This role is specifically for a freelance contractor, indicating a project-based need for high-impact design expertise. The focus on "state-of-the-art, tech-driven performance marketing" and "wellness apps" suggests a strong emphasis on conversion optimization and user psychology within a growth-hacking framework. The specified remote countries indicate a need for a designer comfortable working across different time zones and regulatory environments.

📈 Primary Responsibilities

• Lead the design process for critical growth initiatives, from initial research and wireframing to high-fidelity prototyping and visual design across iOS and Android platforms.

• Partner with Product Management and Engineering to prioritize the product roadmap and scope upcoming feature development and experimentation initiatives.

• Design and execute iterative user experience improvements across onboarding flows, aiming to maximize user acquisition and initial engagement.

• Develop visually appealing, intuitive, and user-centered interfaces that adhere strictly to Apple Human Interface Guidelines and Android Material Design principles.

• Independently manage design projects while actively participating in collaborative design critiques and ideation sessions with the broader product team.

• Utilize product analytics platforms and experimentation results (A/B testing) to validate design hypotheses and drive continuous product enhancements for conversion, retention, and engagement.

• Foster strong collaborative relationships with cross-functional teams, including product managers, engineers, marketers, and researchers, to deliver cohesive and impactful user experiences.

• Conduct user research and usability testing (e.g., using Maze) to gather qualitative and quantitative data, informing design iterations and validating solutions.

• Apply principles of user psychology and behavioral design to create habit-forming products that drive sustained user engagement and loyalty.

📝 Enhancement Note: The responsibilities clearly outline a dual focus: driving growth through conversion optimization and enhancing long-term user value through engagement features. The explicit mention of "design experiments across onboarding and app experience" and using "product analytics and experimentation to inform design decisions" highlights the data-driven nature of this role, which is crucial for operations-minded professionals.

🎓 Skills & Qualifications

Education: While not explicitly stated, a Bachelor's degree in Design, Human-Computer Interaction (HCI), or a related field is typically expected for a Senior Product Designer. Equivalent practical experience will also be strongly considered.

Experience: A minimum of 5-10 years of professional experience in product design, with a significant focus on mobile application design and growth-oriented initiatives.

Required Skills:

• Exceptional visual design skills with a strong portfolio showcasing modern UI/UX principles.

• Advanced proficiency in Figma, including mastery of components, auto-layouts, and variables for efficient design system management.

• Proven experience in designing, maintaining, and evolving comprehensive Design Systems.

• Demonstrated experience working collaboratively with Marketing teams and designing for both iOS and Android mobile applications.

• Strong aptitude for leveraging product analytics tools and data-driven experimentation to inform design decisions and measure impact.

• Ability to synthesize existing research and assumptions to effectively design and execute product experiments.

• Hands-on experience conducting usability tests using platforms like Maze or similar tools.

• Excellent collaborative and communication skills, with a proven ability to integrate seamlessly into cross-functional product teams.

• Deep understanding of user psychology, behavioral design principles, and the creation of habit-forming products and high-converting interfaces.

• An independent yet collaborative work style, with a proactive approach to contributing to team development and fostering a positive design culture. Preferred Skills:

• Prior experience within the health, fitness, nutrition, or wellness technology sectors.

📝 Enhancement Note: The emphasis on Figma proficiency, Design Systems, and data-driven experimentation points to a need for a designer who can not only create beautiful interfaces but also contribute to scalable design operations and measurable business outcomes. The "nice to have" experience in wellness sectors suggests a preference for domain knowledge, which can accelerate understanding of user needs and market dynamics.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• A curated portfolio showcasing end-to-end product design projects, with a particular emphasis on mobile applications and growth-focused initiatives.

• Detailed case studies demonstrating how design decisions were informed by user research, product analytics, and experimentation.

• Examples of successful A/B tests or design iterations that led to measurable improvements in conversion rates, user engagement, or retention.

• Prototypes and visual designs that highlight exceptional UI craftsmanship, adherence to platform guidelines, and effective use of Figma's advanced features.

• Demonstrations of experience in designing within or contributing to existing Design Systems. Process Documentation:

• Case studies should clearly articulate the design process followed, from problem definition and user research to solution design, testing, and implementation.

• Showcase how user feedback and data were integrated into iterative design cycles for continuous improvement.

• Examples of collaboration with cross-functional teams (Product, Engineering, Marketing) to ensure alignment and successful product launches.

📝 Enhancement Note: For a Senior Product Designer role with a growth focus, the portfolio is paramount. It needs to go beyond just aesthetics; it must demonstrate a strategic approach to problem-solving, a data-informed mindset, and a proven ability to drive business results through design. The emphasis on experimentation and conversion optimization means case studies should quantify impact.

💵 Compensation & Benefits

Salary Range: For a Senior Product Designer (Freelance) based in Poland, with remote work permitted in several Eastern European countries, a competitive hourly rate or project-based fee would be expected. Based on industry benchmarks for senior-level freelance design talent in this region, the estimated range would be approximately €40 - €70 per hour, or €6,000 - €10,000 per month for full-time equivalent engagement, depending on experience, portfolio strength, and project scope.

Benefits:

• Impactful Work: Opportunity to shape globally influential wellness products with millions of users.

• Professional Development: Access to learning resources and opportunities for skill advancement within a supportive team.

• Innovative Culture: Be part of a forward-thinking environment that encourages experimentation and embraces new technologies.

• Flexible Work Arrangement: Fully remote position with the flexibility to work from specified countries.

• Competitive Freelance Compensation: Project-based or hourly rates commensurate with senior-level expertise and market value.

Working Hours: This is a freelance, contract position. While the role is described as a full-time equivalent, actual working hours will be project-dependent. However, a standard expectation would be around 40 hours per week, with flexibility to accommodate different time zones within the specified remote countries. Clear communication and availability for team syncs will be crucial.

📝 Enhancement Note: Salary estimation is based on market research for senior freelance product designers in Eastern Europe, considering the specified remote locations. Rates can vary significantly based on the contractor's experience, portfolio, and the specific duration and scope of the project. The provided benefits are those explicitly mentioned in the job description, highlighting the core value propositions for potential contractors.

🎯 Team & Company Context

🏢 Company Culture

Industry: Technology, Wellness, Mobile Applications, Performance Marketing. Welltech operates at the intersection of technology and wellness, leveraging data-driven performance marketing to scale its suite of health and fitness applications.

Company Size: 500+ employees. This indicates a well-established organization with the resources and infrastructure to support significant growth and international operations, offering a blend of stability and dynamic startup energy.

Founded: While the exact founding year isn't provided, the company is described as "one of the most established players in the wellness app space," suggesting a history of success and market leadership. The mention of "Ukrainian roots" adds a layer of cultural context and resilience.

Team Structure:

• The design team is part of a larger product organization, working closely with Product Management, Engineering, and Growth teams.

• Collaboration is emphasized, with designers actively participating in cross-functional initiatives and ideation sessions.

• The team culture values experimentation, data-driven decision-making, and a shared passion for improving user well-being. Methodology:

• Data-Driven Design: Decisions are heavily influenced by product analytics, A/B testing results, and user research.

• Agile/Iterative Development: Continuous iteration and experimentation are core to the product development process, particularly for growth initiatives.

• Performance Marketing Focus: A strong emphasis on optimizing user acquisition funnels and driving measurable business outcomes.

Company Website: https://welltech.com/

📝 Enhancement Note: Welltech's focus on "tech-driven performance marketing" and scaling wellness apps suggests a highly analytical and results-oriented culture. For a designer, this means a strong emphasis on demonstrating the business impact of design work, not just its aesthetic quality. The international team structure implies a need for strong cross-cultural communication skills.

📈 Career & Growth Analysis

Operations Career Level: This is a Senior Product Designer role, indicating a level of autonomy, strategic input, and experience required. The individual is expected to lead design efforts for significant product areas and contribute to strategic roadmap discussions.

Reporting Structure: While specific reporting lines for contractors can vary, this role will likely report to a Lead Designer, Design Manager, or Head of Product. The emphasis on collaboration suggests frequent interaction with Product Managers and Growth leads.

Operations Impact: The designer's work will directly influence key business metrics such as user acquisition cost, conversion rates, subscription revenue, user retention, and overall customer lifetime value. The role is crucial for optimizing the entire user journey from first touchpoint to long-term engagement.

Growth Opportunities:

• Skill Specialization: Deepen expertise in growth design, conversion rate optimization (CRO), behavioral design, and mobile UX for specific platforms.

• Project Leadership: Lead design for major feature releases or growth experiments, gaining experience in project management and strategic planning.

• Cross-Functional Exposure: Gain in-depth understanding of performance marketing, product analytics, and engineering processes by working closely with these departments.

• Portfolio Enhancement: Build a robust portfolio with demonstrable impact on a globally recognized product suite.

📝 Enhancement Note: As a freelance role, formal career progression within Welltech might be limited compared to a full-time position. However, the opportunity for skill development, portfolio enhancement, and gaining experience with a successful, data-driven company is significant. The "growth" aspect of the job title is a key indicator of the type of impact and learning opportunities available.

🌐 Work Environment

Office Type: This is a fully remote position.

Office Location(s): While the primary advertised location is Warsaw, Poland, the role is remote and open to candidates in Lithuania, Armenia, Romania, Estonia, Latvia, Hungary, Bulgaria, and Ukraine. This allows for a geographically diverse team.

Workspace Context:

• Remote Collaboration: Expect to use digital collaboration tools extensively for communication, design reviews, and project management.

• Tech-Forward: Access to modern design and collaboration software, likely including Figma, project management tools, and communication platforms.

• Independent Work: The role requires self-discipline and the ability to manage one's own time effectively in a remote setting.

Work Schedule: As a freelance contractor, the schedule is flexible but expected to align with the needs of the project and team collaboration. This typically means being available for core working hours that overlap with team members for meetings and real-time collaboration, likely during European business hours.

📝 Enhancement Note: The remote nature of the role is a significant aspect. Successful candidates will need to be comfortable with asynchronous communication and proactive in managing their workflow and engagement with the team. The company's global footprint means understanding and adapting to potential time zone differences will be key.

📄 Application & Portfolio Review Process

Interview Process:

• Recruiter Call: An initial screening to assess general fit, experience, and understanding of the role's core requirements. Be prepared to briefly discuss your portfolio and relevant experience.

• Meet a Team Member: Likely an interview with a peer designer or a product manager to delve deeper into your design process, collaboration style, and technical skills. Focus on showcasing your approach to problem-solving and your experience with growth-related design challenges.

• Test Task: A practical design exercise, potentially involving a case study analysis, a small design challenge related to one of their apps, or a critique of an existing flow. This will assess your ability to apply your skills to real-world problems relevant to Welltech's products.

Portfolio Review Tips:

• Highlight Growth Impact: Curate projects that clearly demonstrate your ability to drive conversion, engagement, or retention. Quantify results wherever possible (e.g., "Increased sign-ups by X%").

• Showcase Figma Mastery: Include examples that demonstrate your proficiency with Figma's advanced features, such as component libraries, auto-layouts, and design system implementation.

• Detail Your Process: For each case study, clearly outline the problem, your role, the research and ideation phases, the design solutions, and the outcomes. Explain why you made certain design decisions.

• Mobile-First Focus: Ensure a significant portion of your portfolio is dedicated to mobile app design, showcasing your understanding of iOS and Android design patterns.

• Behavioral Design Examples: If possible, include projects where you've applied principles of user psychology or behavioral design to create habit-forming experiences.

Challenge Preparation:

• Familiarize Yourself: Research Welltech's apps (Muscle Booster, Yoga-Go, WalkFit) to understand their current user experience, target audience, and potential areas for improvement.

• CRO Fundamentals: Brush up on conversion rate optimization principles, common A/B testing strategies, and key metrics for mobile app growth.

• Design System Thinking: Be prepared to discuss your approach to working with and contributing to design systems.

• Figma Practice: Ensure you are comfortable and efficient with Figma, as it's likely to be the primary tool for any design tasks.

📝 Enhancement Note: The interview process emphasizes practical application and fit. A strong portfolio that directly addresses the growth and mobile design aspects of the role, coupled with preparation for a hands-on task, will be crucial for success. Understanding Welltech's business model and product suite is key.

🛠 Tools & Technology Stack

Primary Tools:

• Figma: Essential for UI design, prototyping, and collaboration. Proficiency in components, auto-layouts, and variables is required.

• Design Systems: Experience in using, maintaining, or contributing to established design systems is a must.

• Prototyping Tools: While Figma has strong prototyping capabilities, experience with other tools might be beneficial.

• Usability Testing Platforms: Maze or similar tools for conducting remote usability tests.

Analytics & Reporting:

• Product Analytics Tools: Familiarity with tools like Amplitude, Mixpanel, Google Analytics, or similar platforms for tracking user behavior and product performance.

• A/B Testing Platforms: Experience with experimentation tools (e.g., Optimizely, VWO, or in-house solutions) to design and analyze tests.

CRM & Automation:

• While not directly a design tool, understanding how design impacts CRM and marketing automation workflows (e.g., email onboarding sequences) can be advantageous.

📝 Enhancement Note: The technology stack highlights a reliance on modern design and analytics tools. A candidate's proficiency with Figma and their ability to interpret data from analytics and experimentation platforms will be critical for success in this role.

👥 Team Culture & Values

Operations Values:

• Impact-Driven: A strong focus on delivering measurable business results and contributing to user well-being.

• Data-Informed: Decisions are guided by data analysis, experimentation, and user insights.

• Collaborative: Emphasis on working effectively within cross-functional teams to achieve common goals.

• Innovative & Experimental: A culture that encourages trying new approaches, iterating quickly, and learning from both successes and failures.

• User-Centric: A commitment to understanding and serving the needs of users to help them build healthier habits.

Collaboration Style:

• Cross-functional Integration: Designers are expected to work closely with product managers, engineers, marketers, and researchers, acting as key contributors to product strategy.

• Open Communication: Active participation in design critiques, feedback sessions, and team discussions is encouraged.

• Agile Mindset: Embracing iterative development and adapting to changing priorities and insights.

📝 Enhancement Note: The company's values, particularly "Impact-Driven" and "Data-Informed," are crucial for a freelance designer. It means the design work must be tied to business objectives and demonstrably effective. The collaborative style suggests a need for strong interpersonal and communication skills, even in a remote setting.

⚡ Challenges & Growth Opportunities

Challenges:

• Balancing Growth and User Experience: Designing for conversion often requires careful consideration to avoid compromising long-term user satisfaction or creating overly aggressive funnels.

• Rapid Experimentation Cycles: The pace of A/B testing and iteration can be demanding, requiring quick design turnarounds and adaptability.

• Cross-Platform Consistency: Maintaining a cohesive user experience across both iOS and Android, while respecting platform-specific conventions.

• Remote Collaboration: Effectively contributing to a distributed team, managing communication, and ensuring alignment without in-person interaction.

Learning & Development Opportunities:

• Deep Dive into Growth Design: Gain extensive experience in conversion rate optimization, user acquisition funnels, and retention strategies.

• Exposure to Performance Marketing: Understand the intricacies of data-driven marketing and how design contributes to its success.

• Product Strategy Involvement: Contribute to roadmap planning and strategic discussions for globally distributed wellness apps.

• Working with Diverse Markets: Gain insights into user behavior and design preferences across different cultural contexts within the specified remote countries.

📝 Enhancement Note: The challenges are typical for growth-focused design roles. The opportunities highlight the potential for significant professional development in specialized areas of product design and business strategy.

💡 Interview Preparation

Strategy Questions:

• "Describe a time you designed an onboarding flow. What were the key considerations, and how did you measure its success?" (Focus on metrics, user psychology, and iterative improvements).

• "How would you approach designing an A/B test for [a specific feature, e.g., a subscription upsell within the app]? What metrics would you track, and what hypotheses would you form?" (Demonstrate understanding of experimentation and data analysis).

• "Tell me about your experience working with Design Systems. How do you ensure consistency while also allowing for flexibility and innovation?" (Highlight your process for managing and contributing to design systems).

• "How do you balance the needs of Marketing/Growth with the principles of good User Experience?" (Showcase your ability to find solutions that drive business results without alienating users). Company & Culture Questions:

• "What excites you about Welltech's mission and its products (Muscle Booster, Yoga-Go, WalkFit)?" (Research the apps and articulate your genuine interest).

• "How do you approach collaboration with Product Managers and Engineers, especially in a remote setting?" (Emphasize communication, proactivity, and problem-solving).

• "Based on your understanding, how does design contribute to Welltech's performance marketing strategy?" (Connect your design skills to the company's core business model). Portfolio Presentation Strategy:

• Quantify Impact: For each case study, clearly state the problem, your solution, and the quantifiable results (e.g., "Increased conversion by 15%").

• Showcase Figma Skills: Be ready to walk through your Figma files, explaining your use of components, auto-layouts, and design system elements.

• Tell a Story: Structure your case studies as narratives, highlighting challenges, your thought process, and the evolution of the design.

• Focus on Growth: Prioritize projects that demonstrate your ability to influence key business metrics like conversion, retention, and engagement.

📝 Enhancement Note: Interview preparation should focus on demonstrating a strong understanding of growth metrics, data-driven design, and the specific tools and methodologies relevant to Welltech's operations. Being able to articulate the business impact of design is paramount for this role.

📌 Application Steps

To apply for this Senior Product Designer (Freelance) position:

• Submit your application through the provided link on Ashby.

• Portfolio Customization: Curate your portfolio to prominently feature mobile app design projects, growth-focused initiatives, and case studies with quantifiable results. Ensure your Figma proficiency is evident.

• Resume Optimization: Tailor your resume to highlight experience in product design, mobile UX, conversion optimization, A/B testing, and collaboration with marketing/growth teams. Use keywords from the job description.

• Interview Preparation: Practice articulating your design process, decision-making rationale, and the business impact of your work. Be ready to discuss your experience with Figma and data analysis.

• Company Research: Thoroughly research Welltech, its products (Muscle Booster, Yoga-Go, WalkFit), and its business model focusing on performance marketing and wellness tech. Understand their mission and values.

⚠️ 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.