Product Designer (UI/UX) Sênior – Web & Mobile

📍 Job Overview

Job Title: Product Designer (UI/UX) Sênior – Web & Mobile

Company: Keyrus Brazil

Location: São Paulo, São Paulo, Brazil

Job Type: Full-time

Category: Product Design / UX/UI Design

Date Posted: June 15, 2026

Experience Level: Senior (5-10 years)

Remote Status: Fully Remote

🚀 Role Summary

• Lead end-to-end product design processes, encompassing both the discovery of opportunities and the delivery of solutions for web and mobile digital products.

• Conduct comprehensive user research utilizing a blend of qualitative and quantitative methodologies to identify user needs and pain points.

• Translate user insights, business objectives, and data analysis into intuitive, accessible, and high-value digital product solutions.

• Drive the application and evolution of a Design System to ensure visual and experiential consistency across all digital touchpoints.

• Actively participate in agile ceremonies and product prioritization processes, contributing design expertise to strategic decision-making.

📝 Enhancement Note: This role emphasizes a full-cycle product design approach, integrating strategic discovery with execution. The "Senior" title suggests a need for leadership in design thinking, mentoring, and influencing product strategy, extending beyond individual contributor tasks. The focus on both web and mobile platforms indicates a need for versatile design skills.

📈 Primary Responsibilities

• Orchestrate and execute the complete product design lifecycle, from initial user research and ideation (Discovery) through to the final implementation and iteration (Delivery).

• Design and implement user research plans, employing methods such as user interviews, surveys, contextual inquiries, and usability testing to gather actionable insights.

• Analyze user behavior data, business metrics, and market trends to identify critical areas for product improvement and innovation.

• Develop comprehensive design artifacts, including user personas, journey maps, site maps, information architecture, wireframes, interactive prototypes, and high-fidelity UI designs.

• Foster strong collaborative relationships with Product Managers, Engineers, Business Analysts, and other stakeholders to define product requirements and co-create effective solutions.

• Plan and conduct usability testing and A/B experiments to validate design hypotheses and iterate on solutions based on empirical evidence.

• Champion the consistent application of the Design System, contributing to its development and ensuring adherence across all product interfaces.

• Engage proactively in agile methodologies (e.g., Scrum, Kanban), participating in sprint planning, reviews, and retrospectives to align design efforts with development sprints.

• Leverage product analytics, user feedback, and key performance indicators (KPIs) to inform and justify design decisions to stakeholders.

• Contribute to the cultivation and advancement of a robust design culture within Keyrus Brazil, sharing best practices and mentoring junior designers.

📝 Enhancement Note: The responsibilities highlight a strategic and collaborative role. The expectation to "support product decisions using metrics, data, and user feedback" implies a data-informed design approach, crucial for operations-minded professionals. Experience with agile ceremonies suggests a need for adaptability and cross-functional communication within a fast-paced development environment.

🎓 Skills & Qualifications

Education: While no specific degree is mandated, a Bachelor's or Master's degree in Design, Human-Computer Interaction (HCI), Psychology, Computer Science, or a related field is highly beneficial and often preferred for senior-level roles in design.

Experience: A minimum of 5-10 years of progressive experience in Product Design, UX Design, or UI/UX Design roles, with a proven track record of successfully delivering digital products for web and mobile platforms.

Required Skills:

• Demonstrated experience in leading end-to-end product design projects, from concept through to launch and iteration.

• Proficient in conducting user research, including qualitative (interviews, ethnography) and quantitative (surveys, analytics) methods.

• Strong understanding and practical application of Design Thinking, User-Centered Design (UCD), and Product Discovery frameworks.

• Mastery of industry-standard design and prototyping tools, with a specific emphasis on Figma.

• Expertise in creating detailed wireframes, interactive prototypes, and high-fidelity user interfaces for both web and mobile applications.

• Solid knowledge of Design System principles and best practices for implementation and maintenance.

• Familiarity with web and mobile accessibility standards (e.g., WCAG) and their integration into the design process.

• Ability to interpret and utilize product metrics and user data to inform design strategies and measure impact.

• Exceptional communication, presentation, and interpersonal skills, with a proven ability to collaborate effectively within multidisciplinary teams. Preferred Skills:

• Experience working within agile development environments (Scrum, Kanban) and participating in agile ceremonies.

• Knowledge of product analytics tools (e.g., Google Analytics, Mixpanel) and user behavior analytics platforms.

• Experience with advanced user research tools and methodologies for deeper insights.

• Prior experience designing for large-scale digital products or highly complex systems.

• Familiarity with front-end development principles (HTML, CSS, JavaScript) to better understand implementation constraints and possibilities.

📝 Enhancement Note: The "Senior" designation implies the need for not just execution but also strategic thinking, problem-solving, and potentially mentorship. The emphasis on Figma and Design Systems points to a need for efficient and scalable design practices, critical for operations. The preference for experience with analytics and experimentation aligns with a data-driven approach often valued in operations roles.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• A curated portfolio showcasing a minimum of 3-5 comprehensive case studies that highlight your end-to-end product design process.

• Each case study should clearly articulate the problem statement, your role, the design process undertaken (discovery, research, ideation, prototyping, testing), key decisions made, and the impact of your solutions.

• Demonstrate proficiency in using Figma for wireframing, prototyping, and UI design, with examples of complex component creation and interaction design.

• Showcase your understanding of Design Systems, including examples of how you've contributed to or utilized them to ensure consistency and scalability.

• Include examples of user research methodologies employed, highlighting how insights were gathered and translated into design decisions.

• Present quantifiable results or positive outcomes derived from your design work, such as improvements in user engagement, task completion rates, conversion metrics, or reduction in support tickets. Process Documentation:

• Provide evidence of your ability to document design processes, including user flows, wireframes, and interactive prototypes, in a clear and organized manner.

• Demonstrate how you have collaborated with development teams, including providing clear design specifications and assets.

• Show examples of how you have incorporated user feedback and data analysis into iterative design improvements.

• Illustrate your approach to applying Design Thinking principles and user-centered methodologies throughout the product development lifecycle.

📝 Enhancement Note: For a senior product design role, the portfolio is paramount. It's not just about aesthetics but demonstrating a robust, repeatable design process, strategic thinking, and the ability to drive tangible business outcomes through design. The emphasis on data and metrics for results is particularly relevant for operations-minded candidates.

💵 Compensation & Benefits

Salary Range: Based on industry benchmarks for Senior Product Designers (UI/UX) in São Paulo, Brazil, with 5-10 years of experience, and considering the remote nature of the role, the estimated annual salary range is R$ 120,000 to R$ 180,000 BRL. This estimate accounts for the cost of living in São Paulo and the demand for experienced design professionals.

Benefits:

• Comprehensive health insurance plan (medical, dental, vision).

• Life insurance coverage.

• Meal vouchers (Vale Refeição) or Food Vouchers (Vale Alimentação).

• Professional development opportunities, including access to training, workshops, and conferences.

• Potential for performance-based bonuses or profit-sharing.

• Paid time off, including vacation days and national holidays.

• Flexible working hours to support work-life balance.

• Remote work allowance or home office support.

Working Hours: The standard working hours are approximately 40 hours per week, typically aligned with Brazilian business hours (e.g., Monday to Friday, 9 AM to 6 PM BRT). However, given the remote and agile nature of the role, there may be flexibility, with an expectation of availability for key team meetings and collaboration sessions.

📝 Enhancement Note: Salary estimates are based on research of similar roles in São Paulo, Brazil, considering the experience level and the fully remote work arrangement. Benefits are standard for professional roles in Brazil and align with what a company like Keyrus would typically offer. The working hours are standard but acknowledge potential flexibility common in remote and agile settings.

🎯 Team & Company Context

🏢 Company Culture

Industry: Keyrus Brazil operates within the Technology and Consulting sectors, focusing on Data and Digital transformation. They help companies leverage data and digital capabilities to enhance performance, drive growth, and improve competitiveness. This context suggests a dynamic, client-focused, and innovation-driven environment.

Company Size: Keyrus is a global organization with a significant presence in Brazil, indicating a structure that likely balances corporate standards with local team autonomy. The company size suggests opportunities for diverse projects and exposure to various industries, while also maintaining established operational processes.

Founded: Keyrus was founded in 1996, giving it a long history and established presence in the consulting and digital transformation space. This longevity implies a stable organization with deep expertise and a well-defined operational framework.

Team Structure:

• The Product Design team is likely integrated within project-based client engagements or internal product development initiatives. It consists of Product Designers, UX/UI Specialists, and potentially UX Researchers, working collaboratively.

• Designers report to a Design Lead, Head of Design, or a Product Manager, depending on the project structure. There's a clear reporting hierarchy within design functions, with senior members expected to guide and mentor.

• Cross-functional collaboration is central, with designers working closely with Product Managers, Business Analysts, Developers (front-end and back-end), QA testers, and client stakeholders. Methodology:

• Data Analysis and Insights: Emphasis on data-driven decision-making, utilizing user analytics, A/B testing results, and business KPIs to inform design strategies and product improvements.

• Workflow Planning and Optimization: Application of agile methodologies (Scrum, Kanban) for efficient project management, iterative development, and continuous improvement of workflows.

• Automation and Efficiency Practices: Exploration and implementation of tools and processes that automate repetitive tasks, streamline design handoffs, and enhance overall team productivity.

Company Website: http://www.keyrus.com.br/

📝 Enhancement Note: The company's focus on data and digital transformation suggests a culture that values analytical thinking, innovation, and measurable results, which aligns well with operations-focused professionals. The global nature of Keyrus implies a structured approach to operations, project management, and quality standards.

📈 Career & Growth Analysis

Operations Career Level: This is a Senior Product Designer (UI/UX) role, signifying a position of considerable influence and responsibility. It requires not only advanced design skills but also strategic thinking, problem-solving capabilities, and the ability to guide projects from conception to completion. Senior designers are expected to mentor junior team members, contribute to design system evolution, and influence product strategy based on user insights and business goals.

Reporting Structure: The Senior Product Designer will likely report to a Design Manager, Head of Design, or a Lead Product Manager. They will collaborate closely with Product Managers, Engineering teams, and Business Analysts, acting as a key liaison between user needs and technical implementation.

Operations Impact: The role's impact is directly tied to the success of digital products. By creating intuitive, user-friendly, and effective interfaces, the designer influences user adoption, engagement, satisfaction, and ultimately, business objectives such as conversion rates, customer retention, and revenue growth. The data-driven approach ensures that design decisions are aligned with measurable business outcomes.

Growth Opportunities:

• Operations Skill Advancement: Opportunities to deepen expertise in specific areas such as UX research methodologies, advanced prototyping, accessibility standards, or product analytics. Potential to lead design initiatives for complex projects.

• Leadership Development: Progression towards Lead Product Designer, Design Manager, or Head of Design roles, involving team leadership, strategic planning, and stakeholder management. Mentorship of junior designers is a key developmental step.

• Specialization: Opportunity to specialize in particular industries or product types (e.g., FinTech, E-commerce, SaaS) based on project involvement and personal interest, enhancing marketability and expertise.

📝 Enhancement Note: The "Senior" title implies a significant level of autonomy, strategic contribution, and potential for leadership. Growth opportunities are framed to appeal to operations-minded professionals by highlighting skill development in data analysis, process optimization, and strategic influence.

🌐 Work Environment

Office Type: While the role is fully remote, Keyrus Brazil is a consulting firm that likely maintains physical office spaces in São Paulo. These offices would typically be modern, collaborative environments designed for client meetings, team workshops, and focused work, reflecting a professional services setting.

Office Location(s): The primary office is located at Av. Paulista, 1374, São Paulo, a prominent business district, suggesting accessibility and a central hub for operations and client interactions, even for remote employees.

Workspace Context:

• Collaborative Environment: Even remotely, the expectation is for active participation in virtual collaboration tools, contributing to team discussions, and engaging in shared design processes.

• Operations Tools and Technology: Access to and proficiency with digital collaboration platforms (e.g., Slack, Microsoft Teams), project management tools (e.g., Jira, Asana), and advanced design software (Figma) are essential.

• Team Interaction: Regular virtual meetings, stand-ups, design critiques, and brainstorming sessions are integral to maintaining team cohesion and driving project progress in a remote setting.

Work Schedule: The role is advertised as full-time, with an approximate 40-hour work week. Given the remote nature and focus on agile methodologies, there is likely flexibility in daily hours, provided that core working hours for team collaboration and client availability are met. This flexibility supports efficient execution of design tasks and data analysis without strict adherence to a rigid schedule.

📝 Enhancement Note: The description of the work environment emphasizes the tools and communication methods crucial for effective remote collaboration, aligning with operational efficiency and team integration.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A review of your resume and portfolio to assess qualifications, experience, and alignment with the role's requirements. Focus on how your past projects demonstrate end-to-end design process, user-centricity, and measurable outcomes.

• Technical/Design Interview: A discussion with a hiring manager or senior designer focusing on your design philosophy, problem-solving approach, and specific experience with tools like Figma. Be prepared to walk through key case studies from your portfolio, explaining your decision-making process and the impact of your designs.

• Case Study Presentation/Challenge: You may be asked to present a detailed case study from your portfolio or complete a design challenge that simulates real-world product design tasks. This assesses your ability to articulate your process, justify decisions, and handle constructive feedback.

• Cross-functional/Stakeholder Interview: An interview with potential collaborators (e.g., Product Manager, Developer) to evaluate your communication skills, ability to work in multidisciplinary teams, and understanding of business objectives.

• Final Interview: A concluding discussion, potentially with a senior leader, to assess cultural fit, long-term potential, and alignment with Keyrus's values and mission.

Portfolio Review Tips:

• Highlight Process: Clearly showcase your end-to-end design process for each case study. Detail your research, ideation, prototyping, and testing phases, explaining why you made certain choices.

• Quantify Impact: Whenever possible, include metrics and data that demonstrate the positive impact of your design solutions (e.g., increased conversion rates, reduced user errors, improved engagement).

• Showcase Figma Proficiency: Ensure your portfolio includes examples that highlight your skills in Figma, such as complex component systems, interactive prototypes, and responsive design.

• Tailor to the Role: Emphasize projects relevant to web and mobile product design, and demonstrate your experience with user research, Design Systems, and agile methodologies.

• Tell a Story: Structure your case studies as compelling narratives that guide the reviewer through the problem, your solution, and the successful outcome.

Challenge Preparation:

• Understand the Brief: Carefully analyze any design challenge provided, identifying the core problem, target audience, and constraints.

• Prioritize Key Aspects: Focus on demonstrating your core strengths (e.g., user research, problem definition, ideation, core interaction design) within the given timeframe.

• Articulate Your Process: Be ready to explain your approach, assumptions, and rationale clearly and concisely.

• Consider Business Impact: Think about how your proposed solution would contribute to business goals and user satisfaction.

📝 Enhancement Note: The interview process emphasizes a deep dive into the candidate's design process, strategic thinking, and ability to deliver measurable results, which are critical for senior roles and align with operational excellence.

🛠 Tools & Technology Stack

Primary Tools:

• Figma: The core tool for UI/UX design, wireframing, prototyping, and collaboration. Proficiency is a must.

• Adobe Creative Suite (optional but beneficial): Tools like Photoshop and Illustrator may be used for asset creation or specific visual design tasks.

• Prototyping Tools: Beyond Figma's capabilities, tools like InVision or Axure may be relevant for more complex interactive prototypes, though Figma is primary.

Analytics & Reporting:

• Google Analytics: For understanding user behavior on web platforms.

• Mixpanel/Amplitude: For product analytics, event tracking, and user segmentation.

• Hotjar/Crazy Egg: For heatmaps, session recordings, and user feedback analysis.

• Data Visualization Tools (e.g., Tableau, Power BI): Potentially used for interpreting broader business data and user trends.

CRM & Automation:

• CRM Systems (e.g., Salesforce, HubSpot): Understanding how design impacts CRM data and user workflows is beneficial.

• Project Management Tools (e.g., Jira, Asana, Trello): Essential for managing design tasks, collaborating with development teams, and tracking progress within agile workflows.

• Collaboration Tools (e.g., Slack, Microsoft Teams): For real-time communication, team coordination, and knowledge sharing.

📝 Enhancement Note: The emphasis on Figma and collaboration/project management tools highlights the need for efficiency and integration within development workflows, key operational concerns. Familiarity with analytics tools is crucial for a data-informed design approach.

👥 Team Culture & Values

Operations Values:

• User-Centricity: A deep commitment to understanding and serving user needs as the primary driver for all design decisions.

• Collaboration: Fostering a team spirit where open communication, constructive feedback, and shared problem-solving are encouraged across disciplines.

• Data-Driven Decision Making: Utilizing data, analytics, and user research to inform design strategies and measure the impact of solutions.

• Continuous Improvement: A mindset of iterative development, always seeking to refine processes, enhance user experiences, and elevate product quality.

• Innovation & Agility: Embracing new ideas, technologies, and methodologies to stay competitive and responsive to market changes, aligned with agile principles.

Collaboration Style:

• Cross-functional Integration: Designers are expected to be active participants in multidisciplinary teams, working closely with product managers, developers, and business analysts to achieve shared goals.

• Process Review Culture: An environment that encourages regular feedback loops and retrospectives to identify opportunities for improving design processes and team collaboration.

• Knowledge Sharing: A culture that promotes sharing insights, best practices, and learnings through design critiques, internal presentations, and documentation to foster collective growth.

📝 Enhancement Note: The values and collaboration style emphasize teamwork, data utilization, and a continuous improvement mindset, which are core tenets of effective operations.

⚡ Challenges & Growth Opportunities

Challenges:

• Balancing User Needs with Business Goals: Navigating the inherent tension between delivering optimal user experiences and meeting strict business objectives, deadlines, and technical constraints.

• Remote Collaboration Dynamics: Ensuring effective communication, alignment, and creative synergy within a fully remote team environment, overcoming potential barriers to spontaneous interaction.

• Design System Evolution: Maintaining and evolving a Design System across multiple platforms and projects requires discipline, clear governance, and buy-in from various teams.

• Adapting to Evolving Technologies: Staying abreast of rapid advancements in design tools, technologies, and user expectations to ensure products remain competitive and user-friendly.

Learning & Development Opportunities:

• Operations Skill Advancement: Opportunities to gain deeper expertise in product analytics, A/B testing frameworks, and data visualization techniques to bolster data-driven design capabilities.

• Industry Conference & Certification Participation: Support for attending relevant design conferences (e.g., UX Brazil Forum, Interaction Week) and pursuing certifications in areas like Agile Product Management or UX Research.

• Operations Mentorship & Leadership: Access to mentorship programs, leadership training, and opportunities to lead design initiatives, fostering career progression towards senior or management roles.

📝 Enhancement Note: Challenges are framed to highlight opportunities for skill development in areas critical to operations, such as data analysis, process management, and strategic problem-solving.

💡 Interview Preparation

Strategy Questions:

• "Describe a complex product design challenge you faced, detailing your process from discovery to delivery, and the impact of your solution. How did you balance user needs with business objectives?" (Focus on your end-to-end process, decision-making, and quantifiable results.)

• "How do you approach incorporating user feedback and data analytics into your design iterations? Can you provide an example of how data influenced a significant design decision you made?" (Showcase your data-informed approach and understanding of metrics.)

• "Walk me through your experience working with Design Systems. How do you ensure consistency and scalability, and what is your process for contributing to or advocating for a Design System?" (Demonstrate understanding of scalable design practices.) Company & Culture Questions:

• "What interests you about Keyrus Brazil and our mission to help companies leverage Data and Digital transformation?" (Research Keyrus's recent projects, values, and market position.)

• "How do you see your role contributing to a data-driven culture within a consulting environment?" (Connect your skills to the company's operational focus.)

• "Describe your ideal collaboration style with Product Managers and Developers. How do you handle disagreements or differing priorities?" (Highlight your communication and teamwork skills.) Portfolio Presentation Strategy:

• Structure Your Narrative: For each case study, clearly define the problem, your role, the process, your key contributions, the challenges overcome, and the measurable outcomes.

• Emphasize Figma: Be prepared to show specific examples of your work in Figma, demonstrating your proficiency with its features for prototyping, component libraries, and collaboration.

• Quantify Results: Use data and metrics to demonstrate the success of your designs. If exact numbers aren't available, discuss projected impacts or qualitative improvements.

• Showcase Problem-Solving: Highlight instances where you had to overcome significant obstacles or make tough trade-offs in your design process.

• Be Ready for Questions: Anticipate questions about your design choices, alternative solutions you considered, and how you would approach similar challenges in the future.

📝 Enhancement Note: Interview preparation focuses on demonstrating a structured, data-driven, and collaborative approach to design, aligning with the expectations of operations-minded hiring managers.

📌 Application Steps

To apply for this Product Designer position:

• Submit your application through the Keyrus Brazil jobs portal.

• Customize your resume to highlight your experience with end-to-end product design, user research, Figma proficiency, Design Systems, and data-driven decision-making, using keywords from the job description.

• Curate your portfolio to prominently feature 3-5 detailed case studies that showcase your process, problem-solving skills, and quantifiable results, with a strong emphasis on Figma work and web/mobile projects.

• Prepare to articulate your design process clearly and concisely, focusing on how you translate user insights and business goals into successful product solutions during interviews.

• Research Keyrus Brazil thoroughly, understanding their focus on Data and Digital transformation, and be ready to discuss how your design expertise aligns with their mission and client-centric approach.

⚠️ 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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