Product Designer (Mobile Native oriented)

📍 Job Overview

Job Title: Product Designer (Mobile Native oriented)

Company: Rakuten Viber

Location: Bnei Brak, Tel Aviv District, Israel

Job Type: Full-Time

Category: Product Design / UX/UI Design

Date Posted: September 16, 2026

Experience Level: 5-10 Years

Remote Status: Hybrid (Minimum 3 days in office)

🚀 Role Summary

• Drive end-to-end product design for a leading super-app, focusing on mobile-native user experiences and integrating cutting-edge AI functionalities.

• Champion a data-driven design approach, leveraging analytics and user research to inform strategic product decisions and optimize key performance indicators (KPIs).

• Collaborate closely with cross-functional teams, including product management and engineering, in a fast-paced, feedback-rich environment that prioritizes continuous growth and innovation.

• Contribute to the evolution of AI-driven product features, research synthesis, ideation, and prototyping, actively shaping the future of a product used by hundreds of millions globally.

📝 Enhancement Note: This role is positioned as a senior Product Designer, given the 5+ years of experience requirement and the expectation of leading the full design process from discovery to delivery. The emphasis on AI fluency and its practical application in design workflows, alongside a data-driven mindset, indicates a strategic and impactful position within the design team.

📈 Primary Responsibilities

• Lead comprehensive product design initiatives, encompassing user research, problem definition, ideation, prototyping, user testing, and final design delivery for mobile-native applications.

• Actively integrate and leverage AI tools (e.g., LLMs, Figma AI, custom workflows) throughout the design lifecycle to enhance research synthesis, accelerate ideation, and automate design processes.

• Conceptualize, design, and iterate on AI-driven product features, ensuring seamless integration into the super-app's existing user experience and contributing to its overall value proposition.

• Conduct hands-on user research, including in-depth user interviews, usability testing sessions, and thorough analysis of product data and user analytics to uncover insights and validate design decisions.

• Contribute to the development, maintenance, and evolution of a shared design system, ensuring consistency and efficiency across all Viber products.

• Align design decisions with product KPIs and overarching business objectives, demonstrating a clear understanding of how design impacts user engagement, retention, and revenue.

📝 Enhancement Note: The responsibility to "Help shape AI-driven product features" and "Use AI tools actively across your work" suggests this role is at the forefront of adopting new technologies within design. The expectation to "Build on what exists and bring new approaches to the team" implies a proactive and innovative contribution to the design team's AI strategy.

🎓 Skills & Qualifications

Education: While not explicitly stated, a Bachelor's or Master's degree in Design, HCI, Computer Science, or a related field is typically expected for this level of experience. A strong portfolio can often substitute for formal education.

Experience: Minimum of 5 years of professional product design experience, with a significant portion focused on B2C mobile products.

Required Skills:

• Product Design Leadership: Proven ability to lead the entire design process from discovery to delivery, demonstrating end-to-end ownership.

• Mobile-Native Design Expertise: Deep understanding of mobile-native design principles, patterns, and best practices for iOS and Android platforms.

• AI Fluency & Application: Demonstrated daily use of LLMs, experience building custom AI workflows, and familiarity with AI tools within design software (e.g., Vibe Coding, Figma AI). A proactive approach to exploring emerging AI technologies is crucial.

• Data-Driven Decision Making: Strong capability in digging into data and analytics to understand feature performance, identify user pain points, and validate design solutions.

• User Research Proficiency: Experience conducting various forms of user research, including user interviews and usability testing, to gather actionable insights.

• UX/UI Fundamentals: Solid foundation in user experience (UX) and user interface (UI) design, with meticulous attention to detail in microcopy, edge cases, error states, and micro-interactions.

• Communication Skills: Excellent written and verbal communication skills, with the ability to articulate design rationale and collaborate effectively with product managers, engineers, and leadership.

• Ownership & Proactivity: A self-starter mentality, taking initiative to frame problems, drive solutions, and execute without constant direction.

Preferred Skills:

• Experience with design systems and their implementation.

• Familiarity with A/B testing methodologies in a product context.

• Understanding of product KPIs and business metrics relevant to a super-app.

• Experience in product areas related to finance or trust-based services, given the mention of "people's money and trust."

📝 Enhancement Note: The emphasis on "Genuine AI fluency" and specific mentions of LLMs, custom workflows, Vibe Coding, and Figma AI highlight a critical and differentiating requirement for this role. Candidates are expected to not just be aware of AI but to actively use and integrate it into their daily design practice.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• End-to-End Case Studies: Showcase 3-5 comprehensive case studies detailing your process from problem identification and user research through to solution design, prototyping, testing, and final implementation.

• Mobile-Native Focus: Highlight projects specifically demonstrating expertise in designing native mobile applications for iOS and Android.

• AI Integration Examples: Include specific examples or case studies where you have leveraged AI tools (LLMs, AI-powered design tools, custom AI workflows) to enhance your design process, research synthesis, or ideation. Quantify the impact where possible.

• Data-Driven Design: Demonstrate how you used data and analytics to inform your design decisions, including examples of user metrics, A/B test results, or analytical insights that guided your work.

• System Thinking: Illustrate your understanding and contribution to design systems, showcasing how you ensured consistency and scalability across products.

Process Documentation:

• Problem Framing: Clearly articulate the problem you were trying to solve, including user needs, business goals, and any technical constraints.

• Methodology & Rationale: Detail the design methodologies employed (e.g., user interviews, usability testing, competitive analysis, AI-assisted ideation) and provide clear rationale for your choices.

• Iterative Design: Showcase the iterative nature of your design process, including wireframes, mockups, prototypes, and how feedback (user, data, stakeholder) led to refinements.

• Impact & Outcomes: Quantify the impact of your design solutions using relevant KPIs (e.g., increased engagement, conversion rates, task completion, user satisfaction) and explain the business outcomes achieved.

📝 Enhancement Note: Given the role's emphasis on AI, a portfolio that explicitly details how AI tools were used to improve efficiency, generate insights, or create novel solutions will be highly advantageous. The "people's money and trust" aspect suggests a need for case studies demonstrating a strong understanding of security, clarity, and user confidence in financial or sensitive product areas.

💵 Compensation & Benefits

Salary Range: Based on industry benchmarks for experienced Product Designers (5-10 years) in Israel, particularly within the tech sector in the Tel Aviv District, the estimated annual salary range is between ₪300,000 - ₪450,000 (approximately $80,000 - $120,000 USD), depending on experience, specific skill set, and negotiation.

Benefits:

• Comprehensive Health Insurance: Likely includes medical, dental, and vision coverage.

• Stock Options/Equity: Common in tech companies, offering participation in the company's growth.

• Professional Development Budget: Funds for conferences, courses, workshops, and learning materials to support continuous skill enhancement, particularly in AI and design.

• Generous Paid Time Off (PTO): Includes vacation days, sick leave, and public holidays.

• Hybrid Work Model: Flexibility to balance remote work with in-office collaboration, with a minimum of 3 days per week in the Bnei Brak office.

• Employee Assistance Program (EAP): Support services for personal and professional well-being.

• Potential for Performance Bonuses: Based on individual and company performance.

• Modern Office Facilities: Access to well-equipped workspaces designed for collaboration and productivity.

Working Hours: A standard full-time work week, typically around 40 hours, with the expectation of flexibility to meet project deadlines and collaborative needs. The hybrid model allows for some autonomy in structuring the work week.

📝 Enhancement Note: The salary estimation is based on average tech salaries for senior product designers in Israel, factoring in the Tel Aviv District's higher cost of living and competitive market. The specific range can vary significantly based on Rakuten Viber's internal compensation bands and the candidate's proven track record, especially with AI expertise.

🎯 Team & Company Context

🏢 Company Culture

Industry: Telecommunications & Social Media / Technology. Rakuten Viber operates within the highly competitive global messaging and communication app market, constantly innovating to maintain its position as a "super-app" by integrating diverse services.

Company Size: Rakuten Viber is part of the larger Rakuten Group, a global technology conglomerate. Viber itself is a significant player with a substantial international presence, indicating a medium to large-sized organization with established processes and resources.

Founded: Rakuten acquired Viber in 2014. The company has a history of rapid growth and user acquisition, continuously evolving its product offering.

Team Structure:

• The design team is likely structured to support different product areas or feature sets within the super-app. Expect collaboration with dedicated Product Managers, Engineering leads, and potentially UX Researchers.

• Reporting lines would typically lead to a Head of Design or Design Director, with a focus on individual growth and contribution within a matrixed organizational structure common in large tech firms.

• Cross-functional collaboration is paramount, with design integrated early and continuously throughout the product development lifecycle. Methodology:

• Data-Informed Design: Heavy reliance on user analytics, A/B testing, and user feedback to guide product decisions and measure success.

• Agile Development: Iterative development cycles with regular feedback loops between design, product, and engineering.

• AI-First Innovation: A strategic focus on exploring and integrating AI to enhance user experiences and operational efficiency.

• Design System Governance: A structured approach to maintaining and evolving the design system to ensure consistency and scalability.

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

📝 Enhancement Note: The company's positioning as a "super-app" suggests a complex ecosystem of features and services. This implies that the Product Designer will need to think holistically about user journeys and how different functionalities interconnect, while also specializing in mobile-native experiences. The explicit mention of AI integration and a "real feedback culture" points to a dynamic and forward-thinking work environment.

📈 Career & Growth Analysis

Operations Career Level: This role is classified as a Senior Product Designer. It requires significant independent work, leadership in design execution, and the ability to influence product strategy. The expectation is for the designer to take full ownership from problem framing to delivery, without constant direction.

Reporting Structure: The designer will likely report to a Design Manager or Head of Product Design, who focuses on individual growth and career development. They will work closely with Product Managers and Engineering teams on specific feature initiatives.

Operations Impact: Design decisions directly influence user engagement, retention, and satisfaction within the Viber super-app. For features handling "people's money and trust," the design's impact on user confidence and transaction success is critical, directly affecting business outcomes and revenue. The integration of AI features will also be a key area of impact, shaping user perception and adoption of new technologies within the app.

Growth Opportunities:

• AI Specialization: Deepen expertise in AI-driven design, becoming a go-to person for AI feature development and workflow automation.

• Leadership Development: Potential to mentor junior designers, lead design initiatives for larger product areas, or transition into a Design Lead or Product Owner role.

• Cross-Functional Mobility: Opportunities to collaborate on broader product strategy, potentially influencing the direction of the super-app beyond immediate design tasks.

• Skill Expansion: Continuous learning and development in areas like advanced user research techniques, behavioral economics, and emerging design technologies.

📝 Enhancement Note: The emphasis on a "manager who runs 1:1s focused on your growth and expects you to drive it yourself" highlights a culture that encourages proactivity in career development. This Senior role is a stepping stone for designers looking to take on more strategic responsibilities and potentially move into leadership positions within a major tech organization.

🌐 Work Environment

Office Type: Hybrid work model. The role requires a minimum of 3 days per week in the Rakuten Viber office located in Bnei Brak, suggesting a collaborative office environment designed to foster teamwork and innovation.

Office Location(s): Bnei Brak, Tel Aviv District, Israel. This is a major technology hub in Israel, offering access to a vibrant tech community and talent pool.

Workspace Context:

• Collaborative Spaces: The office likely features open-plan areas, meeting rooms, and dedicated collaboration zones to facilitate seamless interaction between design, product, and engineering teams.

• Technology & Tools: Access to high-performance workstations, design software, and potentially specialized AI hardware or software for design experimentation.

• Team Interaction: Frequent opportunities for design critiques, brainstorming sessions, and knowledge-sharing workshops with colleagues within the design team and across other departments.

Work Schedule: Standard full-time hours (approx. 40 hours/week), with the flexibility afforded by the hybrid model. The focus is on impact and deliverables rather than strict adherence to hours, especially during critical project phases.

📝 Enhancement Note: The requirement for 3 days in the office underscores the company's value of in-person collaboration for design sprints, brainstorming, and building team cohesion, which is crucial for complex product development and fostering a strong feedback culture.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A review of your resume and portfolio by a recruiter or hiring manager to assess basic qualifications and fit.

• Portfolio Presentation & Design Challenge: A session where you present your portfolio, highlighting relevant case studies. This may be followed by a design exercise or a deep dive into a specific problem, potentially involving AI considerations.

• Technical/Skills Interview: Discussions focusing on your UX/UI expertise, mobile-native design principles, user research methodologies, and your experience with AI tools and data analysis.

• Cross-Functional Interviews: Meetings with Product Managers and Engineering leads to evaluate collaboration style, communication skills, and ability to work within an agile team.

• Final Interview: Potentially with senior leadership (e.g., Head of Design, VP of Product) to assess strategic thinking, cultural fit, and overall potential impact.

Portfolio Review Tips:

• Prioritize AI Integration: Explicitly showcase how you've used AI tools to solve design problems, accelerate workflows, or generate novel ideas. Quantify the benefits if possible.

• Focus on Impact: For each case study, clearly articulate the problem, your process, your specific contributions, and the measurable outcomes (KPIs, business results).

• Demonstrate Mobile-Native Craft: Highlight the attention to detail in your mobile designs – micro-interactions, edge cases, platform conventions, and accessibility.

• Data Storytelling: Show how you used data and analytics to guide your design decisions and iterate on solutions.

• Conciseness and Clarity: Present your work clearly and concisely, focusing on the most relevant projects and your role within them. Be prepared to discuss your thought process and rationale for every decision.

Challenge Preparation:

• AI Application Scenarios: Be ready to discuss hypothetical scenarios involving AI in product design, how you would approach research for AI features, or how to design for user trust with AI.

• Data Interpretation: Practice analyzing sample data sets or user feedback to identify insights and propose design solutions.

• Problem Framing: Be prepared to break down complex product problems into manageable design challenges.

• Communication: Practice articulating your design thinking, trade-offs, and rationale clearly and persuasively.

📝 Enhancement Note: The interview process will likely place a strong emphasis on practical application of AI in design, data-driven decision-making, and the ability to lead complex mobile-native design projects. Candidates should be prepared to demonstrate not just theoretical knowledge but hands-on experience with AI tools and a strong understanding of user psychology in the context of a high-traffic super-app.

🛠 Tools & Technology Stack

Primary Tools:

• Design & Prototyping: Figma (highly likely, given mention of Figma AI), Sketch, Adobe Creative Suite.

• AI & Workflow Tools: LLMs (e.g., ChatGPT, Bard, Claude), potentially specialized AI design plugins or platforms, custom-built AI workflows, Vibe Coding (specific to Viber).

• Collaboration & Project Management: Jira, Confluence, Asana, Trello, Slack.

Analytics & Reporting:

• Product Analytics Platforms: Google Analytics, Mixpanel, Amplitude, Firebase Analytics, or internal analytics tools.

• Data Visualization: Tableau, Power BI, Looker, or internal dashboarding tools.

CRM & Automation:

• While not directly a CRM role, understanding how user data flows from CRM systems into product analytics is beneficial.

• Integration Tools: Familiarity with how different tools connect (e.g., via APIs) to support data flow and workflow automation.

📝 Enhancement Note: Proficiency in Figma is almost a given, especially with the explicit mention of "Figma AI." The critical differentiator for this role will be practical experience with LLMs and custom AI workflows, indicating a need for candidates who are actively experimenting with and integrating AI into their design processes beyond standard design software.

👥 Team Culture & Values

Operations Values:

• User-Centricity: A deep commitment to understanding and serving user needs, particularly in a B2C mobile context where user experience is paramount.

• Data-Driven Innovation: Decisions are informed by data and analytics, fostering a culture of continuous improvement and evidence-based design.

• AI Exploration & Adoption: Embracing new technologies, especially AI, to enhance product capabilities and design workflows, encouraging experimentation and learning.

• Ownership & Accountability: Team members are empowered to take full responsibility for their work, from concept to execution, and are accountable for the outcomes.

• Collaboration & Openness: A culture of open communication, feedback exchange, and cross-functional teamwork to achieve shared goals.

Collaboration Style:

• Integrated Teams: Design is deeply embedded within product squads, working closely with Product Managers and Engineers on a daily basis.

• Feedback Loops: Short, frequent feedback loops are encouraged, from design critiques within the team to user testing and stakeholder reviews.

• Knowledge Sharing: Active participation in sharing insights, best practices, and learnings, particularly around AI applications in design and mobile-native UX.

📝 Enhancement Note: The mention of a "real feedback culture with short loops between design, product, and leadership" and a manager focused on growth implies a supportive yet high-performance environment. The emphasis on AI integration suggests a team that is forward-thinking and eager to adopt new methodologies.

⚡ Challenges & Growth Opportunities

Challenges:

• Scaling AI Integration: Effectively integrating AI into a mature super-app's UX while maintaining a seamless and trustworthy user experience, especially for sensitive features like payments.

• Balancing Innovation with Stability: Introducing new AI-driven features without disrupting existing user workflows or compromising the reliability of core app functionalities.

• Data Privacy & Ethics: Designing for AI features requires careful consideration of user data privacy, algorithmic bias, and ethical implications.

• Rapid Technological Evolution: Keeping pace with the swift advancements in AI and design tools requires continuous learning and adaptation.

Learning & Development Opportunities:

• AI in Design Specialization: Opportunities to become an expert in applying AI for research synthesis, ideation, prototyping, and workflow automation within product design.

• Super-App Ecosystem Mastery: Gaining deep understanding of how various features and services within a super-app interconnect and influence user behavior.

• Leadership & Mentorship: Potential to mentor junior designers, lead design initiatives, and develop strategic product thinking skills.

• Industry Exposure: Access to industry conferences, workshops, and internal training focused on cutting-edge design trends, AI technologies, and product strategy.

📝 Enhancement Note: The primary challenge will be navigating the complexities of integrating AI into a large-scale, user-trusted application. This offers significant growth opportunities for designers who can demonstrate strategic thinking, ethical design practices, and a proactive approach to learning new technologies.

💡 Interview Preparation

Strategy Questions:

• "Describe a time you used AI tools to significantly improve your design process or outcome. What was the impact?" (Focus on specific tools, workflows, and measurable results.)

• "How would you approach designing a new AI-powered feature for a financial transaction within Viber? What are the key risks and considerations?" (Highlight user trust, security, clarity, and error handling.)

• "Walk us through a complex mobile-native design challenge you faced, detailing your process from problem framing to final delivery. How did data inform your decisions?" (Emphasize end-to-end ownership, research, iteration, and data-driven rationale.) Company & Culture Questions:

• "What excites you about Rakuten Viber and its mission to be a super-app?" (Show genuine interest in the product and its scale.)

• "How do you stay current with AI advancements and their application in design?" (Demonstrate a proactive learning mindset.)

• "Describe your ideal feedback culture and how you contribute to it." (Align with the described "real feedback culture" and short loops.) Portfolio Presentation Strategy:

• AI Integration Highlight: Dedicate a specific section or clearly call out how AI was leveraged in your case studies. Be ready to demo or explain custom AI workflows if applicable.

• Quantify Impact: For each project, present clear metrics that demonstrate the success of your design solutions. Focus on user engagement, conversion rates, task completion, or business KPIs.

• Mobile-Native Details: Be prepared to discuss specific UI/UX decisions for mobile, micro-interactions, edge cases, and platform-specific considerations.

• Tell a Story: Frame your case studies as compelling narratives of problem-solving, showcasing your thought process, challenges, and triumphs.

📝 Enhancement Note: Interviewers will be looking for candidates who not only possess strong design fundamentals but also demonstrate genuine fluency and enthusiasm for AI, a data-driven mindset, and the ability to operate autonomously in a dynamic, collaborative environment. Be prepared to discuss your personal AI workflow and how you see it evolving.

📌 Application Steps

To apply for this Product Designer position:

• Submit your application through the Comeet platform via the provided URL.

• Tailor your Resume: Highlight your 5+ years of experience in mobile-native B2C product design, emphasizing any experience with AI tools, data analysis, and end-to-end design leadership. Use keywords from the job description.

• Curate Your Portfolio: Select 3-5 of your strongest case studies that best showcase your mobile-native design skills, data-driven approach, and critically, your experience with AI tools and integration. Ensure each case study clearly outlines the problem, your process, your role, and the measurable impact.

• Prepare Your Presentation: Practice walking through your portfolio, focusing on how you've applied AI in your workflow and how your design decisions led to positive outcomes. Be ready to discuss your thought process and rationale for key design choices.

• Research Viber: Understand Viber's position as a super-app, its target audience, and its recent product developments, particularly any AI initiatives. This will help you tailor your answers and demonstrate genuine interest.

⚠️ 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.