Senior UI Designer - Crédito - Mercado Pago

📍 Job Overview

Job Title: Senior UI Designer - Crédito - Mercado Pago

Company: Mercado Libre

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

Job Type: Full-Time

Category: Design / Product Design

Date Posted: 2026-04-01

Experience Level: 5-10 Years

Remote Status: Hybrid

🚀 Role Summary

• Lead end-to-end product design (UX/UI) for innovative and secure credit products, directly impacting millions of users across Latin America.

• Drive user experience excellence with a strong focus on visual design, interaction design, and the craft of UI for financial services.

• Conduct user research and testing to inform design decisions and validate product hypotheses within a dynamic, data-driven environment.

• Develop and iterate on information architectures and navigation flows to create intuitive and reliable credit experiences.

• Utilize cutting-edge technology and AI models to craft seamless digital solutions that democratize e-commerce and financial services.

📝 Enhancement Note: The explicit mention of "Crédito - Mercado Pago" and the focus on "financial services" and "democratize e-commerce and financial services" indicates a strong emphasis on designing user experiences for financial products, requiring a deep understanding of user needs and regulatory considerations within this sector. The "Senior" title implies a need for leadership in design strategy, mentorship, and driving complex projects.

📈 Primary Responsibilities

• Spearhead the design strategy and execution for all UX/UI phases across multiple credit product initiatives, ensuring alignment with business objectives and user needs.

• Champion a user-centered design approach, translating complex financial product requirements into simple, clear, and trustworthy user interfaces.

• Conduct in-depth user research, usability testing, and competitive analysis to identify pain points and opportunities for experience enhancement.

• Create and refine user flows, wireframes, interactive prototypes (low and high fidelity), and visual design assets that effectively communicate design intent.

• Define and evolve information architecture and navigation systems to ensure intuitive product discoverability and usability for credit offerings.

• Collaborate closely with product managers, engineers, data scientists, and other stakeholders to deliver high-quality, user-centric design solutions.

• Advocate for design best practices, contribute to the evolution of design systems, and mentor junior designers within the product team.

• Analyze user feedback and product performance metrics to iteratively improve existing features and inform future design directions.

• Present design concepts, research findings, and project outcomes to cross-functional teams and leadership, articulating the rationale and impact of design decisions.

📝 Enhancement Note: The responsibilities outline a senior-level role requiring not just execution but also strategic leadership in design. The emphasis on "leading all phases," "championing a user-centered design approach," and "advocating for design best practices" suggests a need for proactive design direction and influence within the product development lifecycle.

🎓 Skills & Qualifications

Education:

Experience:

• 5-10 years of professional experience in UI/UX design, with a significant portion focused on digital product development, preferably within fintech, e-commerce, or complex service platforms.

Required Skills:

• Mastery of user-centered design principles and interaction design methodologies.

• Expert proficiency in industry-standard design and prototyping tools, with a strong preference for Figma.

• Demonstrated experience in creating high-fidelity prototypes and a keen eye for visual design craft and aesthetic excellence.

• Excellent communication, presentation, and interpersonal skills, with the ability to articulate design decisions and influence stakeholders effectively.

• Proven ability to conduct user research, usability testing, and synthesize findings into actionable design insights.

• Experience in leading collaborative design processes, including brainstorming, ideation workshops, and design critiques.

Preferred Skills:

• Experience designing for financial products (credit, lending, payments) and understanding of relevant user needs and regulatory considerations.

• Familiarity with AI and machine learning concepts and their application in user experience design.

• Experience contributing to or managing design systems.

• Knowledge of front-end development principles (HTML, CSS, JavaScript) to facilitate better collaboration with engineering teams.

• Experience working in agile development environments.

📝 Enhancement Note: The explicit requirement for "Figma or similar" tools, "high fidelity prototyping," and "obsession with craft" highlights a hands-on design role where detailed execution and visual polish are paramount. The "Senior" designation necessitates leadership in collaborative ideation and communication.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• A well-curated portfolio showcasing a minimum of 3-5 impactful product design projects, demonstrating end-to-end UX/UI ownership.

• Projects should highlight your ability to tackle complex problems, particularly in financial services or similar regulated environments.

• For each project, clearly articulate the problem statement, your role and contributions, the design process followed, key decisions made, and measurable outcomes.

• Showcase your expertise in user research, wireframing, prototyping (low and high fidelity), visual design, and interaction design.

Process Documentation:

• Evidence of systematic design thinking, including user journey mapping, persona development, and usability testing methodologies.

• Documentation of how you gather and incorporate user feedback and data into design iterations.

• Examples of collaboration with engineering and product teams to ensure efficient and effective design implementation.

• Demonstrations of how you leverage design tools to create reusable components or contribute to design systems.

📝 Enhancement Note: For a Senior UI Designer role, the portfolio is critical. It needs to demonstrate not just design execution but also strategic thinking, problem-solving capabilities, and leadership in the design process. The emphasis on "craft" and "visual excellence" means high-quality mockups and prototypes are essential.

💵 Compensation & Benefits

Salary Range:

• Estimated Range: R$ 10.000 - R$ 16.000 per month (Brazilian Real).

• Methodology: This estimate is based on market research for Senior UI Designer roles in major Brazilian tech hubs (e.g., São Paulo, Rio de Janeiro) with hybrid work arrangements, considering the specified experience level (5-10 years) and the industry (e-commerce/fintech). Mercado Libre is a major tech employer, and this range reflects competitive compensation for experienced design professionals in the Brazilian market. Actual compensation will be determined by experience, skills, and location within Brazil.

Benefits:

• Comprehensive Health Insurance Plan (Plano de Saúde)

• Dental Insurance Plan (Plano Odontológico)

• Meal Vouchers (Vale Refeição / Vale Alimentação)

• Life Insurance (Seguro de Vida)

• Employee Assistance Programs

• Opportunities for professional development and continuous learning

• Access to company-sponsored training and workshops

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

Working Hours:

• Standard full-time hours, typically 40 hours per week.

• Hybrid work model, requiring a blend of on-site and remote work, offering flexibility.

📝 Enhancement Note: Given the location is Brazil and the company is Mercado Libre, a prominent tech employer, a competitive salary range for a Senior UI Designer with 5-10 years of experience in a hybrid model is estimated. Benefits are standard for large Brazilian tech companies.

🎯 Team & Company Context

🏢 Company Culture

Industry: E-commerce & Financial Services Technology. Mercado Libre is a leading technology company in Latin America, revolutionizing digital commerce and financial inclusion through its integrated ecosystem of platforms.

Company Size: Large Enterprise (Mercado Libre is one of the largest tech companies in Latin America, with tens of thousands of employees globally and a significant presence across multiple countries).

Founded: 1999. With over two decades of operation, Mercado Libre has a well-established corporate culture focused on innovation, scalability, and a strong mission to democratize commerce and financial services.

Team Structure:

• The Senior UI Designer will likely be part of a product team focused on Mercado Pago's credit offerings. This team typically includes Product Managers, UX Researchers, other UI/UX Designers, Software Engineers (frontend, backend), Data Analysts, and Quality Assurance professionals.

• The design team may be centralized or distributed across different product squads, with reporting lines typically leading up to a Head of Design or similar leadership role within the product organization.

Methodology:

• Data-Driven Design: Leveraging user data, A/B testing results, and market analytics to inform design decisions and measure impact.

• Agile Development: Working in iterative cycles (sprints) to deliver features incrementally, with continuous feedback loops.

• User-Centricity: A foundational principle ensuring that user needs, behaviors, and feedback are at the forefront of all design and product development efforts.

• Innovation & Experimentation: Encouraging a culture of trying new approaches, technologies (including AI), and design solutions to solve user problems and drive business growth.

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

📝 Enhancement Note: Mercado Libre's mission is central to its culture. For a designer, this means understanding the impact of their work on millions of users seeking to improve their financial well-being and access e-commerce. The scale of operations implies robust processes and a need for scalable design solutions.

📈 Career & Growth Analysis

Operations Career Level: Senior Individual Contributor. This role represents a significant step in a design career, moving beyond execution to leadership in design strategy and problem-solving for complex product areas. It requires a blend of deep design craft and strategic thinking.

Reporting Structure: Typically, a Senior UI Designer reports to a Design Lead, Product Design Manager, or a Head of Product Design within a specific business unit (e.g., Mercado Pago Credit). They will collaborate extensively with Product Managers and Engineering Leads.

Operations Impact: The Senior UI Designer's work directly influences the usability, accessibility, and adoption of Mercado Pago's credit products. By creating intuitive and trustworthy interfaces, they contribute to increased customer satisfaction, higher conversion rates, reduced support costs, and ultimately, the financial success and growth of Mercado Pago.

Growth Opportunities:

• Leadership Track: Progression to Lead UI/UX Designer, Design Manager, or Head of Design roles, with increased responsibility for team leadership, strategy, and mentorship.

• Specialization: Deepening expertise in specific areas like UX research, interaction design, design systems, or accessibility within financial products.

• Cross-Functional Mobility: Opportunities to move into Product Management or related roles by leveraging a strong understanding of user needs and product development.

• Global Mobility: Potential to work on projects or teams in other Mercado Libre offices across Latin America.

• Continuous Learning: Access to internal training, external conferences, workshops, and a culture that encourages skill development in emerging design trends and technologies.

📝 Enhancement Note: The Senior level implies a path towards leadership and greater strategic influence. For a designer, growth is often measured by the complexity of problems solved, the impact on users and business, and the ability to mentor others.

🌐 Work Environment

Office Type: Hybrid Work Model. This means a combination of working remotely and from a Mercado Libre office location (Osasco - SP or Rio de Janeiro - RJ). The offices are designed to foster collaboration, innovation, and a sense of community.

Office Location(s):

• Osasco, São Paulo (SP): A major business hub in Brazil, offering access to a vibrant tech ecosystem.

• Rio de Janeiro (RJ): Another significant economic and technological center in Brazil.

The hybrid model allows for flexibility while maintaining opportunities for in-person collaboration, team building, and access to office resources.

Workspace Context:

• Collaborative Spaces: Offices likely feature open-plan areas, meeting rooms, and dedicated collaboration zones designed to encourage cross-functional teamwork.

• Technology-Enabled: Access to modern hardware, software, and high-speed internet essential for design work. Expect well-equipped workstations and potentially access to specialized design software licenses.

• Team Interaction: Regular opportunities for face-to-face interaction with design peers, product managers, engineers, and other stakeholders, fostering a strong sense of team and shared purpose.

Work Schedule:

• The hybrid schedule offers flexibility, allowing employees to balance remote work with necessary in-office days for team meetings, workshops, and collaborative sessions. Specific office attendance days will be determined by team needs and company policy.

📝 Enhancement Note: The hybrid nature is key, balancing flexibility with the benefits of in-office collaboration for design roles. The specific office locations are important for candidates to consider their commute.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A recruiter or hiring manager will review your application and resume, focusing on relevant experience and skills.

• Portfolio Presentation & Interview: You will be invited to present your portfolio to a panel, typically including Design Leads, Product Managers, and potentially Engineering Leads. This is a critical stage where you'll walk through your projects, explain your design process, and discuss your problem-solving approach.

• Technical/Case Study Interview: This may involve a design challenge or a deep dive into specific design scenarios relevant to Mercado Pago's credit products. It will assess your problem-solving skills, design thinking, and ability to apply your craft under pressure.

• Behavioral & Cultural Fit Interview: Questions will focus on your collaboration style, how you handle feedback, your leadership potential, and how well you align with Mercado Libre's values and mission.

• Final Interview: Potentially with a senior leader within the product or design organization.

Portfolio Review Tips:

• Curate Strategically: Select projects that best showcase your skills for this specific role – credit products, complex financial services, user-centered design, and visual craft.

• Tell a Story: For each project, clearly articulate the problem, your unique contribution, the process, iterations, and the impact/outcomes. Use visuals effectively but don't let them overshadow the narrative.

• Highlight Process: Emphasize your methodology, research, decision-making rationale, and how you collaborated with teams.

• Showcase Craft: Ensure high-quality visuals, well-designed prototypes, and attention to detail in your presentation. Demonstrate your "obsession with craft."

• Quantify Impact: Whenever possible, use data and metrics to demonstrate the success of your designs (e.g., increased conversion, improved NPS, reduced errors).

• Be Prepared for Questions: Anticipate questions about your design choices, trade-offs, challenges, and how you'd approach specific problems related to Mercado Pago's credit offerings.

Challenge Preparation:

• Understand the Context: Research Mercado Pago's credit products, target audience, and competitive landscape.

• Focus on User Needs: Frame your solutions around solving real user problems within the financial services context.

• Demonstrate Process: Show your thinking process, not just the final output. This includes problem definition, ideation, prototyping, and testing.

• Be Concise & Clear: Structure your presentation logically and communicate your ideas effectively.

• Consider Constraints: Be mindful of potential technical or business constraints that might affect design solutions.

📝 Enhancement Note: The portfolio review is paramount for design roles. Emphasizing the specific requirements of this role (credit, financial services, craft) will be key to candidate success. The interview process is typical for senior roles in large tech companies, with a strong focus on practical application and cultural fit.

🛠 Tools & Technology Stack

Primary Tools:

• Figma: The primary tool for UI design, prototyping, and collaboration. Mastery is expected.

• Prototyping Tools: Beyond Figma, familiarity with tools like InVision, Principle, or similar for advanced interactive prototypes may be beneficial.

• Design Systems: Experience working with and contributing to established design systems.

Analytics & Reporting:

• Data Visualization Tools: Familiarity with tools like Tableau, Power BI, or internal dashboards to understand user behavior and performance metrics.

• Analytics Platforms: Experience with platforms like Google Analytics, Amplitude, or Mixpanel for tracking user interactions and conversion funnels.

CRM & Automation:

• While not directly a UI Designer's primary toolset, understanding how CRM systems (like Salesforce) and marketing automation platforms integrate with user-facing applications can be advantageous for context.

• Familiarity with project management and collaboration tools such as Jira, Confluence, Asana, or Trello is common.

📝 Enhancement Note: Figma is explicitly mentioned as a core tool. The emphasis on data and analytics suggests that designers are expected to be data-informed and contribute to measurable outcomes.

👥 Team Culture & Values

Operations Values:

• Mission-Driven: A strong commitment to democratizing e-commerce and financial services in Latin America. Designers are expected to contribute to this mission through their work.

• User-Centricity: Placing the user at the heart of all product decisions and design iterations.

• Innovation & Agility: A culture that embraces new technologies (like AI), encourages experimentation, and adapts quickly to market changes.

• Collaboration: Strong emphasis on teamwork, open communication, and cross-functional partnerships to achieve common goals.

• Excellence & Craftsmanship: A dedication to high standards in product quality, design execution, and visual polish.

Collaboration Style:

• Cross-Functional Integration: Designers work seamlessly with Product Managers, Engineers, Researchers, and Data Analysts throughout the product lifecycle.

• Feedback Culture: Openness to giving and receiving constructive feedback to continuously improve designs and processes.

• Knowledge Sharing: Encouraging the sharing of best practices, learnings, and insights across design and product teams.

• Empowerment: A culture where individuals are empowered to take ownership of their work and contribute to strategic decisions.

📝 Enhancement Note: Mercado Libre's values are deeply tied to its mission. Designers are expected to align with these values, translating them into user experiences that are accessible, trustworthy, and impactful for the Latin American market.

⚡ Challenges & Growth Opportunities

Challenges:

• Designing for Scale: Creating intuitive and effective credit experiences for millions of users across diverse backgrounds and technological literacy levels in Latin America.

• Balancing Innovation with Regulation: Designing within the complex regulatory landscape of financial services, ensuring compliance while maintaining a positive user experience.

• Integrating AI: Effectively incorporating AI and machine learning into credit products to enhance user experience without creating opacity or distrust.

• Cross-Functional Alignment: Navigating complex stakeholder requirements and ensuring design vision remains coherent across multiple teams and projects.

• Maintaining Craftsmanship at Scale: Upholding high standards of visual design and interaction quality across a large, evolving product portfolio.

Learning & Development Opportunities:

• Advanced Design Skills: Opportunities to deepen expertise in areas like advanced interaction design, motion design, accessibility standards, or UX research methodologies.

• Fintech & AI Specialization: Gaining in-depth knowledge of financial product design and the application of AI in product development.

• Leadership & Mentorship: Developing leadership skills through project leadership, mentoring junior designers, and contributing to design strategy.

• Industry Exposure: Attending relevant design conferences, workshops, and training sessions to stay abreast of industry trends.

• Global Collaboration: Working with diverse teams and contributing to projects with a regional impact.

📝 Enhancement Note: The challenges highlight the complexity and impact of designing for a large fintech organization. Growth opportunities are geared towards deepening expertise and moving into leadership roles.

💡 Interview Preparation

Strategy Questions:

• "Describe a time you led the design for a complex financial product. What were the key challenges, and how did you overcome them?" (Focus on your process, user research, and problem-solving).

• "How would you approach designing a new credit feature for users with limited financial literacy? What research methods would you employ?" (Demonstrate user-centricity and understanding of segmentation).

• "Imagine we are considering integrating AI for personalized credit recommendations. How would you ensure transparency and maintain user trust in this process?" (Assess your understanding of AI ethics and user perception).

Company & Culture Questions:

• "What interests you about Mercado Libre's mission to democratize e-commerce and financial services?" (Connect your passion to the company's purpose).

• "How do you collaborate with engineers and product managers to ensure your designs are feasible and impactful?" (Highlight your teamwork and communication skills).

• "Describe a situation where you received critical feedback on your design. How did you handle it, and what did you learn?" (Assess your receptiveness to feedback and growth mindset).

Portfolio Presentation Strategy:

• Structure is Key: Dedicate specific slides/sections to Problem, Your Role, Process, Solution, and Results for each project.

• Visual Storytelling: Use high-fidelity mockups, interactive prototypes, and user flow diagrams to illustrate your design thinking.

• Verbalize Your Process: Clearly explain why you made certain design decisions, referencing user research, data, or design principles.

• Be Ready for Deep Dives: Anticipate questions about specific UI elements, interaction patterns, or trade-offs made.

• Showcase Collaboration: Mention how you worked with other teams and incorporated their input.

• Quantify Impact: If possible, present metrics that demonstrate the success of your design solutions.

📝 Enhancement Note: Interview preparation should focus on demonstrating senior-level problem-solving, strategic thinking, and a deep understanding of user-centered design within the fintech context. The portfolio presentation is the cornerstone of the interview process.

📌 Application Steps

To apply for this Senior UI Designer position:

• Submit your application through the Mercado Libre careers portal.

• Portfolio Customization: Ensure your portfolio is tailored to highlight projects most relevant to credit products, financial services, and demonstrating strong UI craft. Quantify impact where possible.

• Resume Optimization: Craft a resume that clearly articulates your 5-10 years of experience, emphasizing leadership in design, user-centered methodologies, and proficiency in Figma and prototyping. Use keywords from the job description.

• Interview Preparation: Practice presenting your portfolio, focusing on storytelling, process explanation, and articulating the impact of your design decisions. Prepare to discuss how you'd approach credit product design challenges.

• Company Research: Thoroughly research Mercado Libre, Mercado Pago, and their mission. Understand their current credit offerings and target audience to contextualize your answers and showcase 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.

---