UX/UI Designer - Home Sellers - Mercado Pago

📍 Job Overview

Job Title: UX/UI Designer - Home Sellers - Mercado Pago

Company: Mercado Libre

Location: Governador Valadares, Minas Gerais, Brazil (Hybrid)

Job Type: Full-Time

Category: Product Design & User Experience

Date Posted: January 15, 2026

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

Remote Status: Hybrid

🚀 Role Summary

• Design and scale innovative and secure systems that solve real, high-impact problems for home sellers within the Mercado Pago ecosystem.

• Drive end-to-end design processes, from discovery and ideation through to final delivery, ensuring consistency and excellence in user experiences for e-commerce and financial services.

• Elevate the quality of home seller interfaces and related areas by focusing on depth, rationale, and well-defined criteria for usability and aesthetic appeal.

• Develop interfaces with a high level of technical and aesthetic craft, maintaining elevated UI standards and leveraging microinteractions to transform complexity into clarity.

📝 Enhancement Note: The role focuses on UX/UI design within a specific vertical (Home Sellers) for Mercado Pago, a financial services arm of Mercado Libre. This implies a need for understanding not only user experience principles but also the specific needs and workflows of sellers in an e-commerce context, with a strong emphasis on financial product integration and user adoption. The "Home Sellers" designation suggests a focus on the seller-side experience within a marketplace or platform.

📈 Primary Responsibilities

• Conduct comprehensive user research and discovery to deeply understand the needs, pain points, and motivations of home sellers.

• Translate complex user needs and business requirements into intuitive, simple, and transparent user experiences across various digital touchpoints.

• Develop wireframes, user flows, interactive prototypes, and high-fidelity mockups for new features and improvements to existing interfaces.

• Design and refine user interfaces with a strong emphasis on aesthetic quality, technical craft, and adherence to design system principles.

• Implement microinteractions and sophisticated UI patterns to enhance user engagement, provide clear feedback, and simplify complex tasks.

• Collaborate closely with Product Managers, Engineers, and other stakeholders in multidisciplinary teams to co-create impactful solutions.

• Iterate on designs based on user feedback, usability testing, and performance data to continuously improve the user experience.

• Ensure design consistency and adherence to brand guidelines and established design systems across all product surfaces.

• Utilize AI tools and emerging technologies to optimize design processes and explore innovative solutions.

• Champion user-centric design principles throughout the product development lifecycle, advocating for the needs of home sellers.

📝 Enhancement Note: Responsibilities emphasize a full-stack UX/UI design role, encompassing research, ideation, prototyping, UI design, and cross-functional collaboration. The mention of "Home Sellers" indicates a specialized focus, requiring an understanding of seller workflows, inventory management, sales processes, and potentially financial transaction management within an e-commerce context. The integration of AI tools suggests an expectation for candidates to leverage technology for efficiency and innovation in the design process.

🎓 Skills & Qualifications

Education: Bachelor's degree in Design (Graphic Design, Interaction Design, Product Design), Human-Computer Interaction, or a related field, or equivalent practical experience.

Experience: 2-5 years of proven experience in UX/UI Design, with a strong portfolio showcasing end-to-end design processes and impactful product solutions.

Required Skills:

• End-to-End UX Design: Mastery of the full design lifecycle, including discovery, ideation, wireframing, prototyping, user testing, and final delivery.

• UI Design & Craftsmanship: High proficiency in creating visually appealing and technically sound interfaces, demonstrating a strong aesthetic sense and attention to detail.

• Prototyping: Expertise in creating interactive prototypes using industry-standard tools (e.g., Figma, Sketch, Adobe XD) to effectively communicate design concepts.

• Problem Solving: Ability to transform complex user problems and business challenges into simple, clear, and usable design solutions.

• Microinteractions: Demonstrated experience in applying microinteractions to enhance user experience, guide users, and provide effective feedback.

• Collaboration: Proven ability to work effectively in multidisciplinary teams, fostering strong relationships with Product, Engineering, and other design disciplines.

• User-Centric Design: Deep understanding of user-centered design principles and methodologies.

• Design Tools: Proficiency with design and prototyping software (e.g., Figma, Sketch, Adobe Creative Suite).

Preferred Skills:

• AI Tools in Design: Experience utilizing AI-powered tools to streamline design workflows, generate assets, or gain insights.

• E-commerce & Financial Services UX: Familiarity with the specific UX challenges and opportunities within e-commerce platforms and financial technology products.

• Design Systems: Experience contributing to or working within established design systems to ensure consistency and scalability.

• Usability Testing: Experience planning and conducting usability tests to gather user feedback and validate design decisions.

• Agile Methodologies: Familiarity with Agile development processes and working in iterative cycles.

• Information Architecture: Understanding of how to structure information logically for optimal user navigation and comprehension.

📝 Enhancement Note: The emphasis on "craft technical and aesthetic" and "high level of craft" suggests a need for designers who not only understand usability but also possess a refined aesthetic sensibility and technical execution capability. The explicit mention of AI tools indicates a forward-thinking approach and a desire for candidates who are comfortable integrating new technologies into their workflow.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Showcase at least two end-to-end UX/UI design projects that demonstrate your process from problem discovery through to final design and implementation.

• Highlight projects that specifically address complex problems and showcase how you transformed them into simple, clear, and usable solutions.

• Include examples of detailed UI design, illustrating your craft in interface aesthetics and technical execution.

• Present case studies that feature the application of microinteractions and their impact on user experience.

Process Documentation:

• Clearly articulate your design process for each project, including research methodologies, ideation techniques, prototyping approaches, and user testing strategies.

• Document the rationale behind key design decisions, explaining how they address user needs and business objectives.

• Provide insights into how you leveraged AI tools or other innovative methods to optimize your design workflow or enhance the final product.

• Showcase how you ensured design consistency and maintained high UI standards throughout the project lifecycle.

📝 Enhancement Note: A strong portfolio is crucial for this role, not just for showcasing end products but also for detailing the process and thinking behind the designs. The requirement to demonstrate transformation of complexity into simplicity, high craft, and microinteraction application will be key evaluation points. Explicitly showing collaboration and the use of AI tools will be a significant advantage.

💵 Compensation & Benefits

Salary Range: For a Mid-Level UX/UI Designer (2-5 years experience) in Brazil, particularly in a major tech hub like São Paulo (even with hybrid work from Governador Valadares), a competitive salary range would typically fall between R$ 8,000 to R$ 14,000 per month, depending on specific experience, portfolio strength, and negotiation. This range is based on industry benchmarks for tech roles in Brazil, considering the hybrid work model and the company's stature.

Benefits:

• Competitive salary package.

• Comprehensive health and dental insurance plans.

• Life insurance coverage.

• Meal vouchers (Vale Refeição/Alimentação) or similar benefits.

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

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

• Hybrid work model offering flexibility between remote work and office collaboration.

• Access to company-provided tools and technologies.

• Opportunities to work on high-impact projects within a leading tech company in Latin America.

Working Hours: 40 hours per week, with flexibility offered within the hybrid work model. Standard working hours would likely align with Brazilian business hours (e.g., 9 AM to 6 PM with a lunch break), with potential for adjusted schedules based on team needs and project deadlines.

📝 Enhancement Note: Given the hybrid nature and the specific location (Governador Valadares, MG, with an office in São Paulo), the salary estimation considers the national average for this role in Brazil while acknowledging that specific compensation can vary greatly by city and company. The benefits listed are standard for large tech organizations in Brazil.

🎯 Team & Company Context

🏢 Company Culture

Industry: E-commerce, Financial Technology (FinTech), Online Marketplace. Mercado Libre is a dominant force in e-commerce and financial services across Latin America, known for its innovation and rapid growth. Mercado Pago is its robust financial services arm.

Company Size: Large Enterprise. Mercado Libre is a publicly traded company with tens of thousands of employees globally, indicating a structured yet dynamic work environment.

Founded: 1999. With over two decades of operation, Mercado Libre has a mature and established culture, blending entrepreneurial spirit with large-scale operational expertise.

Team Structure:

• The UX/UI Designer will likely be part of a dedicated Product Design team within Mercado Pago, specifically focused on the "Home Sellers" vertical.

• This team will report into a Design Lead or Head of Design, working closely with Product Managers, UX Researchers, and Software Engineers.

Methodology:

• Data-Driven Design: Decisions are informed by user data, analytics, A/B testing results, and user research findings.

• Agile Development: Teams typically work in agile sprints, emphasizing iterative development, continuous feedback, and rapid adaptation.

• Cross-functional Collaboration: A strong emphasis on working in multidisciplinary teams to ensure alignment and efficient product delivery.

• Continuous Improvement: A culture of learning and iterating, encouraging experimentation and the adoption of best practices in design and technology.

Company Website: https://www.mercadolibre.com/ | https://www.mercadopago.com.br/

📝 Enhancement Note: Mercado Libre's culture is often described as fast-paced, innovative, and focused on impact. For a UX/UI designer, this means opportunities to work on challenging problems with a large user base, but also the expectation to deliver quickly and adapt to evolving market needs. The "Home Sellers" focus suggests a deep dive into a specific user segment's needs within this broader ecosystem.

📈 Career & Growth Analysis

Operations Career Level: This role is positioned as a Mid-Level Designer, typically requiring 2-5 years of professional experience. It involves taking ownership of design tasks, contributing significantly to product strategy, and mentoring junior designers. The scope includes designing features and improvements for a specific product vertical, with potential to influence broader design patterns.

Reporting Structure: The UX/UI Designer will report to a Design Lead or Manager, and will work collaboratively within a product squad that includes Product Managers and Engineers. This structure allows for direct contribution to product development while providing guidance and mentorship from senior design leadership.

Operations Impact: The work directly impacts the usability, efficiency, and adoption of Mercado Pago's tools and services for home sellers. By creating intuitive and effective user experiences, this role contributes to increased seller satisfaction, higher transaction volumes, and ultimately, the growth of Mercado Libre's e-commerce and financial services ecosystem in Latin America.

Growth Opportunities:

• Specialization: Deepen expertise in UX/UI design for e-commerce, FinTech, or specific user segments like sellers.

• Leadership: Progress to Senior UX/UI Designer, Lead Designer, or Management roles, overseeing design teams and strategy.

• Cross-functional Movement: Potentially move into Product Management or related fields, leveraging a strong understanding of user needs and product development.

• Skill Development: Continuous learning opportunities through internal workshops, external training, conferences, and access to cutting-edge design tools and methodologies.

📝 Enhancement Note: The growth path for a UX/UI designer at a company like Mercado Libre is typically well-defined, offering progression from mid-level to senior and then into leadership or specialized individual contributor roles. The emphasis on impact and innovation suggests that high performers will have ample opportunities for advancement.

🌐 Work Environment

Office Type: Hybrid work model, with a primary office located in São Paulo. This implies a mix of remote work and in-office collaboration, offering flexibility while maintaining team cohesion and in-person interaction.

Office Location(s): São Paulo, Brazil. This is a major hub for technology and business in Latin America, providing access to a vibrant professional community. While the role is based in Governador Valadares, MG, the office presence in São Paulo suggests periodic travel or alignment with São Paulo-based team members.

Workspace Context:

• Collaborative Spaces: The São Paulo office is likely equipped with modern collaborative spaces designed for brainstorming, workshops, and team meetings.

• Technology & Tools: Designers will have access to industry-standard design software, hardware, and potentially specialized tools for prototyping and user testing.

• Team Interaction: Opportunities for regular interaction with design peers, product teams, and engineers, fostering a dynamic and knowledge-sharing environment.

• Focus Time: The hybrid model allows for dedicated focus time for deep work at home, balanced with collaborative sessions in the office.

Work Schedule: The standard 40-hour work week is complemented by the flexibility of the hybrid model. This allows designers to manage their schedules effectively, balancing personal needs with project demands and team collaboration requirements.

📝 Enhancement Note: The hybrid model is a key aspect of the work environment. While the role is advertised with a location in Governador Valadares, the office being in São Paulo and the model being hybrid suggests that candidates should be comfortable with some level of travel or remote collaboration with teams based in São Paulo.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A recruiter will likely review applications and conduct a brief screening call to assess basic qualifications and cultural fit.

• Portfolio Presentation: Candidates will be asked to present their portfolio, showcasing 2-3 key projects that demonstrate their UX/UI design skills, end-to-end process, and problem-solving abilities.

• Technical/Design Interview: This may involve a design challenge (e.g., a take-home assignment or a live whiteboarding session) and in-depth discussions about design decisions, methodologies, and craft.

• Team/Stakeholder Interviews: Meetings with potential team members (Product Managers, Engineers, other Designers) to assess collaboration style and team fit.

• Final Interview: Potentially with a hiring manager or senior leadership to discuss career aspirations and overall alignment with the company's vision.

Portfolio Review Tips:

• Tell a Story: Structure your portfolio presentations around compelling narratives for each project, clearly outlining the problem, your role, the design process, and the impact of your solutions.

• Show, Don't Just Tell: Use visuals (wireframes, mockups, prototypes, user flows) extensively to illustrate your design thinking and execution.

• Highlight Process: Detail your methodologies, from user research and ideation to prototyping and testing. Explain why you made certain decisions.

• Demonstrate Craft: Showcase the quality of your UI design, attention to detail, and understanding of visual hierarchy and aesthetics. Include examples of microinteractions.

• Quantify Impact: Where possible, include metrics or outcomes that demonstrate the success of your designs (e.g., improved conversion rates, reduced task completion time, increased user satisfaction).

• Address AI Integration: If you've used AI tools, be prepared to discuss how they enhanced your workflow or the outcome of the project.

Challenge Preparation:

• Understand the Context: If given a take-home challenge, thoroughly read and understand the brief. Consider the target user (home sellers) and the Mercado Pago ecosystem.

• Focus on Process: Even if the final deliverable is a mockup, emphasize the steps you would take to arrive at that solution (research, ideation, user flows).

• Be Realistic: For live challenges, focus on demonstrating your thought process and problem-solving approach rather than aiming for a perfect, polished solution within a limited time.

• Communicate Clearly: Articulate your reasoning and design choices verbally and visually.

📝 Enhancement Note: Mercado Libre/Mercado Pago likely values designers who can not only create beautiful interfaces but also demonstrate a deep understanding of user needs and business objectives, with a strong emphasis on process and measurable impact. The portfolio review is critical, and candidates should be prepared to defend their design decisions and articulate their contributions.

🛠 Tools & Technology Stack

Primary Tools:

• Design & Prototyping: Figma (highly probable, industry standard), Sketch, Adobe Creative Suite (Illustrator, Photoshop).

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

• User Research & Testing: Tools like Maze, UserTesting.com, Lookback, or internal platforms for usability testing and feedback collection.

Analytics & Reporting:

• Web Analytics: Google Analytics, Adobe Analytics, or internal data platforms.

• Product Analytics: Mixpanel, Amplitude, or similar tools to track user behavior and feature adoption.

• Data Visualization: Tableau, Power BI, or internal dashboarding tools for reporting on design impact.

CRM & Automation:

Emerging Tools:

• AI Design Tools: Candidates are expected to be familiar with or willing to learn AI-powered tools for tasks such as image generation, content creation, code assistance, or design iteration.

📝 Enhancement Note: Proficiency in Figma is almost a given for modern UX/UI roles. Familiarity with a range of tools for prototyping, user research, and analytics is expected. The explicit mention of AI tools is a significant differentiator, suggesting that candidates who can demonstrate experience or a strong interest in leveraging AI in design will be highly valued.

👥 Team Culture & Values

Operations Values:

• Customer Centricity: A deep commitment to understanding and serving the needs of users, whether they are buyers or sellers.

• Innovation: A drive to continuously explore new ideas, technologies, and solutions to improve the user experience and business outcomes.

• Collaboration: A belief that the best solutions are built together, fostering teamwork across disciplines and departments.

• Execution & Impact: A focus on delivering tangible results and making a significant, measurable impact on the business and users.

• Agility & Adaptability: The ability to thrive in a fast-paced environment, embracing change and iterating quickly based on feedback and market dynamics.

Collaboration Style:

• Cross-functional Integration: Designers are expected to be active participants in multidisciplinary teams, working closely with Product Managers and Engineers throughout the development process.

• Open Communication: Encouragement of open dialogue, constructive feedback, and knowledge sharing to foster collective learning and problem-solving.

• Iterative Design: A collaborative approach to design, involving frequent reviews and feedback loops to refine solutions.

• Shared Ownership: A sense of collective responsibility for the success of the product, with all team members contributing to achieving common goals.

📝 Enhancement Note: Mercado Libre/Mercado Pago's culture emphasizes impact, speed, and collaboration. Designers are expected to be proactive, evangelize user needs, and work seamlessly with engineering and product teams to bring innovative solutions to life.

⚡ Challenges & Growth Opportunities

Challenges:

• Balancing User Needs with Business Goals: Effectively designing solutions that satisfy both the complex needs of home sellers and the strategic objectives of Mercado Pago.

• Navigating Complexity: Translating intricate e-commerce and financial service processes into simple, intuitive user experiences.

• Maintaining Design Consistency: Ensuring a cohesive and high-quality user experience across a growing platform with diverse features.

• Adapting to Rapid Technological Change: Staying current with AI advancements and other emerging technologies to integrate them effectively into design processes.

• Working in a Hybrid Environment: Leveraging the benefits of both remote and in-office work to maximize productivity and collaboration.

Learning & Development Opportunities:

• Advanced Design Skills: Opportunities to deepen expertise in areas like interaction design, motion design, design systems, and UX research.

• Industry Trends: Exposure to cutting-edge technologies and methodologies, particularly in FinTech and AI-driven design.

• Cross-Disciplinary Learning: Gaining insights into product management, engineering, and business strategy through close collaboration.

• Mentorship & Coaching: Access to experienced design leaders and peers for guidance and professional development.

• Career Progression: Clear pathways for advancement into senior, lead, or management roles within the design organization.

📝 Enhancement Note: The challenges inherent in this role are significant but offer substantial growth potential. The company's focus on innovation and continuous learning provides a fertile ground for designers looking to expand their skill sets and career horizons.

💡 Interview Preparation

Strategy Questions:

• "Describe a time you transformed a complex problem into a simple, user-friendly solution. What was your process, and what was the outcome?" (Focus on your end-to-end UX process, problem framing, and impact.)

• "How do you approach balancing the aesthetic quality of a UI with its technical feasibility and usability?" (Highlight your understanding of craft, attention to detail, and collaboration with engineers.)

• "Walk us through a project where you utilized microinteractions. What was the goal, how did you implement them, and what was their effect on the user experience?" (Showcase your ability to enhance usability and engagement through subtle design elements.)

• "How do you collaborate with Product Managers and Engineers? Describe a situation where you had to navigate differing opinions or priorities." (Emphasize your teamwork, communication, and negotiation skills.)

Company & Culture Questions:

• "What interests you about Mercado Libre and Mercado Pago, particularly the Home Sellers vertical?" (Research the company's mission, values, and recent developments. Show genuine interest.)

• "How do you stay updated on design trends and new technologies, such as AI in design?" (Highlight your commitment to continuous learning and innovation.)

Portfolio Presentation Strategy:

• Curate Wisely: Select 2-3 projects that best showcase your end-to-end UX process, UI craft, problem-solving skills, and impact, ideally related to e-commerce or

FinTech if possible.

• Structure Your Narrative: For each project, clearly define:

  • The Problem: What was the user or business challenge?
  • Your Role: What were your specific responsibilities?
  • Your Process: How did you conduct research, ideate, design, and test?
  • Your Solution: Showcase key screens, user flows, and interactive elements (especially microinteractions).
  • The Impact: What were the results? (Quantify if possible.)

• Highlight Collaboration: Explicitly mention how you worked with other disciplines.

• Discuss AI Integration: If applicable, explain how AI tools aided your process or outcomes.

• Be Prepared for Questions: Anticipate questions about your design decisions, trade-offs, and alternative approaches.

Challenge Preparation:

• Deconstruct the Prompt: If given a challenge, break down the requirements and user needs.

• Outline Your Approach: Plan your steps, even if it's a quick sketch.

• Focus on Thought Process: Clearly articulate why you're making design choices.

• Time Management: Be mindful of the allotted time and prioritize key elements.

📝 Enhancement Note: Interviewers will be looking for a designer who is not only skilled technically and aesthetically but also strategic, collaborative, and data-informed. Your ability to articulate your process, defend your decisions, and demonstrate a user-centric mindset will be key.

📌 Application Steps

To apply for this UX/UI Designer position:

• Submit your application through the official Mercado Libre careers portal.

• Portfolio Customization: Tailor your portfolio to highlight projects that best demonstrate your end-to-end UX process, UI craft, problem-solving abilities, and experience with complex challenges, particularly if they relate to e-commerce or financial services.

• Resume Optimization: Ensure your resume clearly lists your relevant UX/UI skills, years of experience, and specific achievements. Use keywords from the job description such as "UX Design," "UI Design," "Prototyping," "Microinteractions," and "AI Tools."

• Prepare Your Presentation: Practice walking through your portfolio projects, focusing on storytelling, clarity of process, and quantifiable impact. Be ready to discuss your design rationale and collaboration style.

• Research the Company: Familiarize yourself with Mercado Libre's mission, values, and Mercado Pago's offerings, especially concerning sellers. Understand their market position and recent innovations.

⚠️ 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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