Senior UX/UI Designer

📍 Job Overview

Job Title: Senior UX/UI Designer

Company: Lean Solutions Group

Location: LATAM (Remote OK)

Job Type: Full-time

Category: Design / User Experience

Date Posted: 2026-05-11

Experience Level: 5-10 years

🚀 Role Summary

• Lead the end-to-end design and prototyping of intuitive, accessible, and visually compelling user interfaces for cloud-based applications.

• Develop and maintain comprehensive design systems based on Material-UI (MUI) components, ensuring design consistency and excellence across products.

• Collaborate closely with cross-functional teams, including product owners and front-end developers (ReactJS), to translate business requirements into innovative and user-centered design solutions.

• Champion accessibility standards (WCAG) and inclusive design practices, while mentoring junior designers and staying abreast of the latest UX/UI trends.

📝 Enhancement Note: This role is positioned as "Senior" and involves leadership through mentoring and design system ownership, indicating a need for strategic thinking and influence beyond individual contribution. The explicit mention of Material-UI components and ReactJS for front-end development suggests a strong focus on modern web application design within an agile framework.

📈 Primary Responsibilities

• Spearhead the creation of superior user experiences by leading design initiatives for intuitive, accessible, and visually compelling interfaces within cloud-based applications.

• Design and prototype user interfaces using advanced tools like Figma, Sketch, and Adobe XD, with a focus on delivering high-fidelity mockups and interactive prototypes.

• Develop and maintain robust design systems aligned with Material-UI (MUI) components and themes to ensure design consistency and scalability.

• Conduct comprehensive user research and usability testing, analyzing feedback to inform iterative design improvements and validate design decisions.

• Create detailed user journey maps, personas, and scenarios to align stakeholders and guide the design process effectively.

• Collaborate extensively with front-end developers, ensuring precise implementation of designs using ReactJS and Material-UI components, and providing necessary design assets.

• Define, document, and uphold UI/UX standards, guidelines, and best practices across the organization to foster a consistent and high-quality design output.

• Optimize designs for various devices and screen sizes through advanced responsive design principles, incorporating animations and micro-interactions to enhance user engagement.

• Ensure all designs adhere to accessibility standards (WCAG) and inclusive design practices, making products usable for a diverse user base.

• Mentor junior designers, providing guidance on design implementations, best practices, and career development within the UX/UI discipline.

• Actively participate in agile ceremonies, including sprint planning and retrospectives, contributing design expertise to cross-functional teams.

• Manage design assets and deliverables using version control systems such as Github, ensuring efficient collaboration, documentation, and traceability.

📝 Enhancement Note: The responsibilities highlight a blend of individual contribution (designing, prototyping) and leadership (mentoring, design system ownership). The emphasis on collaboration with ReactJS developers and adherence to Material-UI standards points to a practical, implementation-focused design role within a modern tech stack.

🎓 Skills & Qualifications

Education: Bachelor's degree in Design, Human-Computer Interaction, or a related field.

Experience: Minimum of 5 years of progressive experience in UX/UI design, specifically for web applications.

Required Skills:

• Demonstrated proficiency in leading the design and prototyping of user interfaces using industry-standard tools such as Figma, Adobe XD, and Sketch.

• Extensive experience in developing and maintaining design systems, with a strong focus on Material Design principles and Material-UI (MUI) components.

• Deep understanding and practical application of responsive design principles across various devices and screen sizes.

• Expertise in user research methodologies and conducting usability testing to gather actionable insights for design iteration.

• Proficiency in creating detailed wireframes, mockups, and interactive prototypes that effectively communicate design concepts.

• Solid knowledge of accessibility standards (WCAG) and a commitment to inclusive design practices.

• Familiarity with front-end development concepts, particularly ReactJS and component-based architectures.

• Competence in designing and implementing animations and micro-interactions to enhance user experience and interface responsiveness.

• Intermediate experience with version control systems, specifically Github, for managing design assets and collaborating with development teams.

• Excellent communication and presentation skills, with the ability to articulate design decisions and rationale to diverse stakeholders.

• Experience working within agile development environments, with familiarity with tools like Jira for task management.

Preferred Skills:

• Certification in UX Design or Human-Computer Interaction.

• Familiarity with TypeScript to enhance collaboration with developers.

• Experience with other UI frameworks like Bootstrap or Foundation.

• Experience using design system management tools such as Zeroheight or Frontify.

• Basic understanding of Search Engine Optimization (SEO) principles and their impact on design.

• Knowledge of cross-browser compatibility issues and effective solutions.

• Proven experience in persona development and user journey mapping.

• Ability to design and interpret A/B tests for interface optimization.

• Strong storytelling skills for compelling presentation of design concepts and outcomes.

• Knowledge of motion design principles and their application in UI.

📝 Enhancement Note: The "Required Skills" lean heavily into practical application and tool proficiency, emphasizing a hands-on senior role. The "Preferred Skills" offer pathways for candidates to differentiate themselves, particularly those with experience in design system management, advanced analytics, and specialized design areas like motion design.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• A curated portfolio showcasing a range of UX/UI design projects, with a clear emphasis on web applications and cloud-based interfaces.

• Demonstrate experience in creating and maintaining design systems, ideally with examples related to Material-UI (MUI) components.

• Include case studies that highlight your process for translating business requirements into user-centered design solutions, detailing wireframing, prototyping, and user testing phases.

• Showcase projects that exemplify your understanding and application of responsive design principles and accessibility standards (WCAG).

Process Documentation:

• Clearly articulate your design process from initial concept to final implementation, detailing user research methodologies, ideation, prototyping, and testing phases.

• Provide evidence of how you have collaborated with front-end developers (especially ReactJS) to ensure accurate design implementation and efficient handover.

• Illustrate your approach to creating and managing design systems, including documentation, version control, and contribution to component libraries.

• Include examples of how you have incorporated user feedback and analytics data (e.g., from Google Analytics, Hotjar) to iterate and improve designs.

📝 Enhancement Note: For a Senior UX/UI Designer role, the portfolio is paramount. The emphasis here is on demonstrating not just the final output but the entire design process, including system thinking, user advocacy, and collaborative implementation, particularly with modern front-end technologies.

💵 Compensation & Benefits

Salary Range: Based on industry benchmarks for Senior UX/UI Designers in Latin America with 5-10 years of experience, and considering the company's global presence and focus on technology services, a competitive salary range is estimated between $45,000 - $70,000 USD annually. This range can vary based on specific location within LATAM, candidate experience, and negotiation.

Benefits:

• Competitive salary and performance-based bonuses.

• Opportunities for professional development, including training, certifications, and attendance at industry conferences.

• Access to international customers and cutting-edge technology projects, fostering career growth and exposure.

• A collaborative and inclusive work environment that values diversity and innovation.

• Mentorship programs and clear career pathing to support advancement within the organization.

• Potential for remote work flexibility, allowing for a better work-life balance.

• Comprehensive health and wellness benefits (specifics to be confirmed by the employer).

Working Hours: Standard full-time work hours, typically around 40 hours per week, with flexibility often available given the remote nature of the role. Alignment with LATAM time zones (e.g., UTC-5 to UTC-3) will likely be expected for team collaboration.

📝 Enhancement Note: Salary for this role is estimated based on general market data for senior UX/UI roles in LATAM. The company's focus on international clients and technology services suggests a potentially higher end of the range for experienced candidates. Benefits are inferred from typical offerings for tech companies and the "Why you will love Lean Tech" section.

🎯 Team & Company Context

🏢 Company Culture

Industry: Global Technology Services, with a focus on software development and IT services for the entertainment, financial, and logistics sectors. This industry context implies a fast-paced, innovation-driven environment where user experience directly impacts client satisfaction and product adoption.

Company Size: Not explicitly stated, but described as a "rapidly expanding organization" with "expansive engineering teams across Latin America, Philippines and the United States," suggesting a mid-to-large size company with a significant international footprint. This implies opportunities for impact and growth within a structured yet dynamic organization.

Founded: Not specified, but the description of "corporate projections offer a multitude of opportunities for professionals to elevate their careers and experience substantial growth" suggests a company with a growth-oriented vision and established market presence.

Team Structure:

• The UX/UI Designer will likely be part of a product development team, working closely with Product Owners, Front-End Developers (ReactJS), and potentially other designers within a larger design or engineering department.

• Reporting structure is likely to a Design Lead, UX Manager, or Head of Product/Engineering, with direct collaboration across development sprints.

Methodology:

• Data Analysis & Insights: Utilizing tools like Google Analytics and Hotjar to understand user behavior and inform design decisions.

• Workflow Planning & Optimization: Employing agile methodologies (e.g., Scrum) for iterative design and development cycles, focusing on efficiency and continuous improvement.

• Automation & Efficiency: While not a direct focus for UX/UI, the role contributes to overall product efficiency by creating intuitive and easy-to-use interfaces, reducing user friction and support needs.

Company Website: leangroup.com (inferred from domain_derived)

📝 Enhancement Note: The company's emphasis on rapid expansion, international reach, and diverse industry focus suggests a dynamic environment where adaptability and collaboration are key. The UX/UI role is central to delivering user-centric solutions within this tech-focused ecosystem.

📈 Career & Growth Analysis

Operations Career Level: This is a Senior UX/UI Designer role. It signifies a level of expertise where an individual is expected to lead design efforts, mentor others, and contribute significantly to design strategy and system development. The responsibilities extend beyond executing tasks to influencing design direction and upholding standards.

Reporting Structure: The Senior UX/UI Designer will likely report to a Design Lead, UX Manager, or a similar senior role within the product or engineering department. They will collaborate closely with Product Owners and Front-End Developers within project teams.

Operations Impact: The Senior UX/UI Designer's impact is crucial for product success. By creating intuitive, accessible, and engaging user interfaces, they directly influence user adoption, customer satisfaction, and ultimately, the business's ability to achieve its goals in the entertainment, financial, and logistics sectors. Their work enhances the usability and appeal of the company's cloud-based applications.

Growth Opportunities:

• Design Leadership: Potential to advance into Lead UX/UI Designer, Design Manager, or Head of Design roles, overseeing design teams and strategy.

• Specialization: Opportunity to deepen expertise in specific areas like accessibility, design systems, user research, or interaction design.

• Cross-functional Roles: Potential to transition into Product Management or UX Strategy roles, leveraging a strong understanding of user needs and product development.

• Mentorship & Training: Developing leadership skills through mentoring junior designers and potentially leading workshops or training sessions.

📝 Enhancement Note: The "Senior" title and explicit mention of mentoring indicate a growth path beyond individual contribution, focusing on leadership and strategic influence within the design function. The company's growth trajectory suggests ample opportunities for career advancement.

🌐 Work Environment

Office Type: The role is described as "LATAM (Remote OK)," indicating that the primary work environment is remote. This offers flexibility and the ability to work from home. The company also has a physical presence in Medellín, Colombia, which may serve as a hub for collaboration or offer optional office space.

Office Location(s): While the role is remote across LATAM, the company has a significant presence and headquarters in Medellín, Colombia. Other international locations mentioned include the Philippines and the United States, suggesting a global operational footprint.

Workspace Context:

• Collaborative Environment: The role emphasizes collaboration with international engineering teams, product owners, and developers, suggesting a dynamic and communicative remote work setting.

• Tools & Technology: Access to modern design tools (Figma, Sketch, Adobe XD), development technologies (ReactJS, Material-UI), and analytics platforms (Google Analytics, Hotjar) is implied.

• Team Interaction: Regular interaction will occur through virtual meetings, agile ceremonies, and collaborative platforms, fostering a connected remote team experience.

Work Schedule: Standard full-time hours (approx. 40 hours/week) are expected, with flexibility often associated with remote roles. Candidates will need to align with LATAM time zones for effective team synchronization and communication.

📝 Enhancement Note: The remote-first nature of this role is a significant aspect. The company's global presence and focus on technology services suggest a modern, digitally-enabled work environment that supports remote collaboration effectively.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A review of your resume and portfolio to assess qualifications and alignment with the role requirements. Be prepared to highlight your most relevant UX/UI projects, especially those involving design systems, Material-UI, and responsive design.

• Technical Interview: This stage will likely involve a deep dive into your design process, problem-solving skills, and technical proficiency with design tools. Expect questions about your experience with Material-UI, ReactJS, accessibility, and user research.

• Portfolio Presentation: A dedicated session where you will present selected case studies from your portfolio. Focus on explaining your design thinking, the challenges you faced, your solutions, and the impact of your work. Quantify results where possible.

• Team/Hiring Manager Interview: An opportunity to assess cultural fit, leadership potential, and collaboration style. Discuss your experience mentoring junior designers and working within agile teams.

• Final Interview: May involve senior leadership to discuss overall fit and strategic alignment.

Portfolio Review Tips:

• Curate Selectively: Choose 3-5 projects that best showcase your skills relevant to this role (design systems, Material-UI, responsive design, accessibility, ReactJS collaboration).

• Tell a Story: For each project, detail the problem, your role, your process, the design decisions made, the challenges encountered, and the measurable outcomes.

• Highlight Process: Emphasize your UX process – user research, wireframing, prototyping, testing, and iteration.

• Showcase Systems Thinking: Include examples of how you've built or contributed to design systems, demonstrating consistency and scalability.

• Quantify Impact: Use data and metrics (e.g., conversion rate improvements, user satisfaction scores, task completion times) to demonstrate the effectiveness of your designs.

• Accessibility Focus: Clearly articulate how you've integrated accessibility (WCAG) into your designs.

• Technical Collaboration: Provide examples of how you've worked with developers, particularly those using ReactJS, and how you've managed design handoffs.

Challenge Preparation:

• Be prepared for a design challenge that may involve solving a specific UX problem, creating a component within a design system, or outlining a design strategy for a given scenario.

• Practice articulating your thought process clearly and concisely, as if you were presenting to a team.

• Focus on demonstrating your understanding of Material-UI, responsive design, and accessibility in your approach.

📝 Enhancement Note: The interview process is structured to assess a candidate's end-to-end design capability, from strategic thinking and user empathy to technical execution and collaborative implementation. The portfolio review is a critical component, requiring candidates to demonstrate tangible results and a robust design process.

🛠 Tools & Technology Stack

Primary Tools:

• Design & Prototyping: Figma (primary), Adobe XD, Sketch. Proficiency in at least one is essential, with Figma being highly preferred given industry trends.

• Design Systems: Deep experience with Material Design principles and Material-UI (MUI) components is critical. Familiarity with design system management tools (e.g., Zeroheight, Frontify) is a plus.

• Version Control: Github for managing design assets and collaborating with developers. Intermediate experience is required.

Analytics & Reporting:

• Web Analytics: Google Analytics for understanding user behavior, traffic sources, and conversion funnels.

• User Behavior Analysis: Hotjar for heatmaps, session recordings, and user feedback widgets, providing qualitative insights into user interactions.

CRM & Automation: (Not directly applicable to this UX/UI role, but awareness of their existence and how design impacts them is beneficial).

Development Context:

• Front-End Framework: ReactJS is the primary framework used by developers, so understanding its component-based structure and how designs are implemented within it is crucial.

• Styling: Material-UI (MUI) components are foundational, meaning designers must be adept at working within or extending this component library.

• Language: Familiarity with TypeScript is a "Nice to Have," indicating its growing importance in front-end development and collaboration.

📝 Enhancement Note: This section emphasizes a modern tech stack with a strong focus on component-based design, Material-UI, and ReactJS. Proficiency with specific design tools and analytics platforms is non-negotiable.

👥 Team Culture & Values

Operations Values:

• User-Centricity: A core value driving all design decisions, ensuring that user needs and experiences are paramount. This is reflected in the emphasis on user research and accessibility.

• Collaboration: A strong emphasis on teamwork, with close interaction between designers, developers, and product owners within agile frameworks.

• Innovation & Growth: A culture that encourages continuous learning, exploration of new design trends, and professional development for all team members.

• Excellence & Quality: A commitment to delivering high-quality, polished, and effective user interfaces, supported by robust design systems and adherence to best practices.

• Inclusivity: A dedication to creating accessible and inclusive designs that cater to a diverse user base.

Collaboration Style:

• Agile & Iterative: Working within agile sprints, with a focus on rapid prototyping, feedback loops, and iterative design improvements.

• Cross-functional Integration: Seamless collaboration with development teams to ensure accurate design implementation and with product management to align with business objectives.

• Open Communication: Encouraging open dialogue, constructive feedback, and knowledge sharing among team members.

• Mentorship & Support: A supportive environment where senior members mentor junior colleagues, fostering collective growth and skill development.

📝 Enhancement Note: The company culture appears to be a blend of modern tech practices (agile, remote collaboration, user-centricity) and a strong emphasis on professional growth and inclusivity, aligning well with the expectations for a senior role.

⚡ Challenges & Growth Opportunities

Challenges:

• Balancing Design Vision with Technical Constraints: Effectively translating a strong design vision into practical, implementable solutions within the constraints of ReactJS and Material-UI, while collaborating closely with developers.

• Maintaining Design Consistency Across a Growing Product Suite: Ensuring a unified and high-quality user experience across multiple cloud-based applications by managing and evolving a comprehensive design system.

• Championing Accessibility and Inclusive Design: Continuously advocating for and implementing WCAG standards and inclusive design practices in a fast-paced development environment.

• Mentoring Junior Designers Effectively: Guiding and developing less experienced designers while managing personal design responsibilities and project deadlines.

• Keeping Pace with Evolving Design Trends and Technologies: Staying current with the latest UX/UI best practices, tools, and front-end technologies to ensure designs remain innovative and effective.

Learning & Development Opportunities:

• Advanced Design System Management: Deepening expertise in building, scaling, and governing complex design systems.

• Accessibility Auditing & Remediation: Developing specialized skills in accessibility testing and implementing solutions for compliance.

• User Research & Strategy: Expanding capabilities in advanced user research techniques and contributing to overall product strategy.

• Leadership & Mentorship Training: Formal or informal training in leadership skills to effectively guide and develop junior designers.

• Exposure to Diverse Industries: Gaining experience with UX challenges in entertainment, finance, and logistics sectors, broadening design applicability.

📝 Enhancement Note: The challenges presented are typical for a senior designer in a growing tech company, emphasizing the need for strong technical acumen, leadership, and strategic thinking. The growth opportunities align with career progression in UX/UI design.

💡 Interview Preparation

Strategy Questions:

• "Describe a complex UI element you designed and how you ensured its accessibility and responsiveness, particularly if it was implemented using Material-UI components." (Focus on your process, decision-making, and collaboration with developers.)

• "Walk us through your process for creating or contributing to a design system. How do you ensure consistency and scalability, and how do you manage feedback from developers?" (Demonstrate your understanding of system thinking and collaborative workflows.)

• "How do you approach user research and usability testing to inform your design decisions? Provide an example of how user feedback led to a significant change in your design." (Showcase your user-centric approach and ability to iterate based on data.)

Company & Culture Questions:

• "Based on your understanding of Lean Solutions Group and this role, how do you see your UX/UI expertise contributing to our goals in the entertainment, financial, or logistics sectors?" (Show your research and strategic alignment.)

• "How do you stay updated with the latest UX/UI trends and Material-UI developments, and how do you apply this knowledge in your work?" (Demonstrate your commitment to continuous learning.)

Portfolio Presentation Strategy:

• Structure Your Narrative: For each case study, use a clear structure: Problem -> Your Role -> Process -> Solution -> Outcome -> Learnings.

• Focus on Impact: Quantify your achievements whenever possible (e.g., "Improved task completion rate by X%", "Reduced user errors by Y%", "Achieved Z% user satisfaction").

• Showcase Your Process: Detail your UX journey, from initial research and ideation to prototyping, testing, and iteration.

• Highlight System Thinking: If you have design system examples, clearly explain your contribution and the benefits derived.

• Emphasize Collaboration: Explain how you worked with developers, product managers, and other stakeholders.

• Be Prepared for Questions: Anticipate questions about your design choices, challenges, and how you'd handle specific scenarios.

📝 Enhancement Note: Interview preparation should focus on demonstrating not just design skills but also strategic thinking, leadership potential, and a deep understanding of modern development practices, particularly those related to Material-UI and ReactJS within an agile context.

📌 Application Steps

To apply for this Senior UX/UI Designer position:

• Submit your application via the provided jobvite link.

• Curate Your Portfolio: Select 3-5 of your strongest UX/UI projects that best align with the requirements, particularly those demonstrating experience with design systems, Material-UI, responsive design, accessibility, and collaboration with front-end developers.

• Tailor Your Resume: Highlight your 5+ years of relevant UX/UI design experience, specific tool proficiencies (Figma, Sketch, Adobe XD), and achievements related to Material-UI, ReactJS, WCAG, and user research. Use keywords from the job description.

• Prepare Your Presentation: Practice walking through your selected portfolio projects, focusing on your design process, problem-solving skills, and the impact of your work. Be ready to discuss your experience mentoring junior designers and working in agile environments.

• Research Lean Solutions Group: Familiarize yourself with the company's mission, the industries they serve (entertainment, finance, logistics), and their overall technology approach to understand how your role contributes to their success.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and industry-standard assumptions. All details should be verified directly with Lean Solutions Group before making application decisions.