Lead UX/UI (Taxes APP)

📍 Job Overview

Job Title: Lead UX/UI (Taxes APP)

Company: Somnio Software

Location: Buenos Aires, Autonomous City of Buenos Aires, Argentina

Job Type: PART_TIME

Category: UX/UI Design & Product Development

Date Posted: 2026-07-31

Experience Level: 5-10 years

Remote Status: Fully Remote

🚀 Role Summary

• Lead the user experience (UX) strategy and execution for digital products, particularly within the tax application domain, ensuring alignment with business objectives and user needs.

• Drive the creation of intuitive, scalable, and impactful design solutions through a deep understanding of user research, usability testing, and modern design methodologies.

• Foster a culture of design excellence by mentoring junior designers, promoting best practices, and actively contributing to the evolution of the company's Design System.

• Collaborate effectively with cross-functional teams, including Product Management, Engineering, and key stakeholders, to translate complex requirements into seamless user interfaces and workflows.

📝 Enhancement Note: The job title "Lead UX/UI (Taxes APP)" combined with the description's emphasis on "digital products," "scalable and intuitive solutions," and "positive impact on the business and end user" strongly suggests a role focused on product development within a specific vertical. The "Taxes APP" implies a need for expertise in financial or tax-related user experiences, which often requires a high degree of accuracy, clarity, and user trust. The "PART_TIME" employment type, coupled with "Fully Remote," indicates flexibility but also requires strong self-management and prioritization skills.

📈 Primary Responsibilities

• Define and execute the overarching UX strategy, ensuring it aligns with Somnio Software's business goals, product roadmap, and user-centric principles for the tax application.

• Lead the end-to-end design process, from conceptualization and user research to wireframing, prototyping, and high-fidelity UI design, ensuring a cohesive and intuitive user journey.

• Conduct comprehensive user research, including interviews, surveys, and usability testing, to gather actionable insights that inform design decisions and product improvements.

• Develop and maintain a robust Design System, ensuring consistency, scalability, and efficiency across all digital products, with specific attention to the unique requirements of tax applications.

• Mentor and guide junior UX/UI designers, fostering their professional growth and ensuring adherence to design standards and best practices.

• Collaborate closely with Product Managers to understand requirements, define product vision, and translate them into user-centered design solutions.

• Partner with Engineering teams to ensure the successful implementation of designs, providing clear specifications and actively participating in agile development cycles (Scrum, Kanban).

• Facilitate ideation workshops, design reviews, and stakeholder presentations to effectively communicate design decisions, gather feedback, and build consensus.

• Analyze user behavior data from tools like Hotjar and Google Analytics to identify areas for optimization and enhance user engagement and task completion rates.

• Stay abreast of emerging UX/UI trends, technologies, and best practices, particularly within the FinTech and SaaS sectors, to drive innovation.

📝 Enhancement Note: While the original description lists responsibilities under headings like "UX Strategy & Leadership," "Research & Insights," "Design & Prototyping," and "Collaboration," this section expands on those points to provide more granular, actionable responsibilities relevant to a Lead UX/UI role in a product development context. The "Taxes APP" focus is integrated to highlight domain-specific considerations.

🎓 Skills & Qualifications

Education: While no specific degree is mandated, a Bachelor's or Master's degree in Design (e.g., Graphic Design, Interaction Design, Human-Computer Interaction), Psychology, or a related field is highly advantageous. Equivalent practical experience will be strongly considered.

Experience: Minimum of 5 years of professional experience in user experience (UX) design and user interface (UI) design for digital products, with a significant focus on web, mobile, and SaaS platforms. Proven experience leading design initiatives and mentoring junior team members is essential.

Required Skills:

• UX Strategy & Vision: Ability to define and articulate a clear UX strategy that aligns with business objectives and user needs.

• End-to-End Design Process: Demonstrated expertise in the full design lifecycle, from discovery and research to iteration and final implementation.

• User Research & Usability Testing: Proficiency in planning, conducting, and synthesizing various forms of user research and usability testing to gather actionable insights.

• Wireframing & Prototyping: Advanced skills in creating low-fidelity wireframes and interactive, high-fidelity prototypes to communicate design concepts effectively.

• UI Design & Visual Design: Strong aesthetic sense and proficiency in creating visually appealing, user-friendly interfaces that adhere to brand guidelines.

• Design System Management: Experience in creating, maintaining, and evolving design systems to ensure consistency and scalability.

• Agile Methodologies: Solid understanding and practical experience with Agile development frameworks such as Scrum and Kanban.

• Collaboration & Communication: Exceptional verbal, written, and presentation skills, with the ability to articulate complex design concepts to diverse audiences, including technical and non-technical stakeholders.

• Analytical & Critical Thinking: Strong ability to analyze user data, identify patterns, and derive insights to inform design decisions.

• Proficiency in Design Tools: Expert-level command of industry-standard design and prototyping software such as Figma, Sketch, or Adobe XD.

Preferred Skills:

• Domain Expertise: Prior experience designing for tax, finance, or FinTech applications.

• User Analytics Tools: Familiarity with tools like Hotjar and Google Analytics for understanding user behavior.

• Frontend Development Basics: Foundational knowledge of HTML, CSS, and JavaScript to facilitate effective collaboration with engineers.

• Mentorship Experience: Previous experience formally or informally mentoring junior designers.

• Remote Collaboration Tools: Experience using collaborative platforms for remote team environments.

📝 Enhancement Note: The original requirements mention "minimum of 5 years of professional experience" and a "Solid Portfolio." This section elaborates on the types of experience and skills that constitute "solid," aligning them with a "Lead" role and the specific domain of a tax application. The mention of "basic knowledge of frontend development principles" is crucial for effective collaboration with engineering and is highlighted here.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Comprehensive Case Studies: Showcase 3-5 detailed case studies that illustrate your end-to-end UX/UI design process. Each case study should clearly articulate the problem statement, your role and responsibilities, the research methodologies employed, design decisions and rationale, the solutions developed (wireframes, prototypes, final UI), and quantifiable business/user outcomes.

• Problem-Solution-Result Framework: Ensure each case study follows a clear problem-solution-result structure, demonstrating your ability to solve complex user challenges and drive tangible business impact.

• Design Process Documentation: Provide evidence of your design process, including user flows, wireframes, interactive prototypes, and high-fidelity mockups. Highlight your iterative design approach and how user feedback influenced the final product.

• Visual Design Excellence: Demonstrate strong visual design skills through polished UI examples, showcasing attention to detail, typography, color theory, and layout.

• Tool Proficiency Showcase: Implicitly or explicitly demonstrate proficiency with key design tools (e.g., Figma, Sketch, Adobe XD) and potentially user research/analytics tools.

Process Documentation:

• User Journey Mapping: Examples of user journey maps or experience maps you have created to understand and visualize user interactions.

• Information Architecture: Demonstrations of how you've structured complex information to create intuitive navigation and content hierarchies.

• Wireframing & Prototyping Workflows: Clear examples of your wireframing and prototyping process, showing progression from low to high fidelity.

• Usability Testing Protocols & Reports: Evidence of how you plan and execute usability tests and synthesize findings into actionable design improvements.

• Design System Components: Examples of components or guidelines from a design system you have contributed to or managed.

📝 Enhancement Note: For a Lead UX/UI role, the portfolio is paramount. This section details what makes a portfolio "solid" and "demonstrates experience in end-to-end projects," aligning with the job description's emphasis on process and business impact. The "Taxes APP" context suggests that clarity and accuracy in process documentation will be particularly valued.

💵 Compensation & Benefits

Salary Range: For a Lead UX/UI Designer in Buenos Aires, Argentina, with 5-10 years of experience working part-time and remotely, the estimated salary range is between ARS $800,000 to ARS $1,500,000 gross per month. This range is based on market research for senior design roles in Argentina, considering the demand for specialized UX/UI skills and the part-time nature of the role.

Benefits:

• Flexible Working Hours: Enjoy the autonomy to set your own schedule within the part-time framework, optimizing work-life balance.

• Fully Remote Work: Work from any location within Argentina, eliminating commute time and costs.

• Professional Development: Opportunities for continuous learning through workshops, online courses, and potentially conference attendance relevant to UX/UI and FinTech.

• Contribution to Innovative Products: Be part of a team developing cutting-edge digital solutions that aim to make a significant impact.

• Collaborative Team Environment: Work alongside a talented and proactive team within a supportive and growth-oriented culture.

• Potential for Growth: As a lead role, there is potential for increased responsibility and involvement in strategic decision-making within the product development lifecycle.

Working Hours: This is a part-time position. While the exact number of hours will be agreed upon, it is expected to be a significant portion of a full-time role, allowing for deep engagement with projects. The remote nature provides flexibility in scheduling, but regular availability for team collaboration and meetings will be required.

📝 Enhancement Note: Salary information was not provided, so an estimated range for Buenos Aires, Argentina, has been generated based on industry benchmarks for senior/lead UX/UI roles, adjusted for part-time employment and the local market. The benefits are extrapolated from typical offerings for remote, part-time, and tech-focused roles. The "Taxes APP" context implies that benefits related to professional development in FinTech or specialized UX will be highly relevant.

🎯 Team & Company Context

🏢 Company Culture

Industry: Technology / Software Development, with a specific focus on FinTech/Tax Software solutions. Somnio Software aims to build world-class digital experiences using modern technologies, suggesting a forward-thinking and innovation-driven approach.

Company Size: The provided information does not specify company size. However, the emphasis on a "talented team," "cutting-edge methodologies," and the need for a "Lead" designer suggests a growing, dynamic team where individual contributions are highly visible and impactful. Likely a mid-sized or rapidly scaling organization.

Founded: The founding date is not specified. However, the company's focus on modern technologies and building "world-class digital experiences" implies a contemporary operational framework and potentially a relatively young or evolving company culture.

Team Structure:

• Cross-functional Teams: The role involves close collaboration with Product Management, Engineering, and other stakeholders, indicating a matrixed or agile team structure where designers work alongside specialists from various disciplines.

• Design Mentorship: As a Lead UX/UI Designer, you will be expected to mentor junior designers, suggesting a team that includes designers at different experience levels.

• Product-Centric: The focus on product development and user experience for specific applications (like the "Taxes APP") means the team is likely organized around product lines or key initiatives.

Methodology:

• Agile Development: The requirement for knowledge of Agile methodologies (Scrum, Kanban) indicates that the team operates in iterative sprints, emphasizing flexibility, collaboration, and rapid feedback loops.

• User-Centric Design: The core of the role is defining UX strategy and creating user experiences, underlining a commitment to user-centricity in product development.

• Data-Informed Decisions: The use of research and analytics tools (Hotjar, Google Analytics) suggests a data-informed approach to design and product iteration.

Company Website: https://somniosoftware.com/

📝 Enhancement Note: Information on company size and founding date was missing. Assumptions have been made based on the nature of the role and the company's described focus on modern tech and digital experiences. The website link is added for direct reference.

📈 Career & Growth Analysis

Operations Career Level: This role is positioned as a "Lead UX/UI Designer," signifying a senior-level position with significant autonomy and responsibility. It is a leadership role within the design function, requiring not only strong individual contribution but also the ability to guide others and influence product strategy. This level typically involves 5-10+ years of experience and a proven track record of successfully delivering complex digital products.

Reporting Structure: The Lead UX/UI Designer will likely report to a Head of Product, a Director of Design, or a senior product executive. They will collaborate closely with Product Managers and Engineering Leads, acting as the primary design advocate within these cross-functional teams.

Operations Impact: The impact of this role is direct and substantial. The Lead UX/UI Designer will shape the user experience of critical digital products, directly influencing user adoption, engagement, satisfaction, and ultimately, business success for Somnio Software's tax application. Effective UX/UI design can lead to increased conversion rates, reduced customer support costs, and enhanced brand loyalty.

Growth Opportunities:

• Strategic Leadership: Opportunity to deepen influence on product strategy and roadmap by providing expert UX/UI insights and leading design initiatives.

• Specialization: Potential to become a subject matter expert in UX/UI design for the FinTech and tax software domain, a highly valuable niche.

• Team Leadership: As the team grows, there may be opportunities to formalize management responsibilities, build out a design team, and establish design operations.

• Cross-functional Advancement: Strong performance can open doors to senior product management roles or other strategic positions within the company.

• Skill Expansion: Continued learning in areas like design operations, accessibility, or advanced user research techniques.

📝 Enhancement Note: This section categorizes the role within the broader context of career progression in design and product development, emphasizing the "Lead" aspect and its implications for impact and future growth, particularly within a specialized domain like tax software.

🌐 Work Environment

Office Type: Fully Remote. This indicates that the company has embraced a distributed workforce model, allowing employees to work from their preferred location within Argentina.

Office Location(s): Buenos Aires, Argentina (derived from locations_derived). While the role is remote, the company's presence or headquarters may be in Buenos Aires, suggesting a primary operational hub or legal domicile.

Workspace Context:

• Flexibility and Autonomy: The remote and part-time nature of the role offers significant flexibility in managing one's workday and personal commitments.

• Digital Collaboration Tools: Expect to utilize a suite of digital tools for communication, project management, and design collaboration (e.g., Slack, Zoom, Asana, Figma, Miro).

• Independent Work: A substantial portion of the work will likely involve focused, independent design and research activities, requiring self-discipline and effective time management.

• Virtual Team Interaction: Regular virtual meetings, stand-ups, and design critiques will be essential for maintaining team cohesion and project momentum.

Work Schedule: Part-time, with flexibility. The specific number of hours per week will be defined, but it is expected to be a substantial part-time commitment. The remote setup allows for flexible scheduling, but core hours for team collaboration and meetings are likely to be established.

📝 Enhancement Note: The "Fully Remote" and "PART_TIME" labels are directly translated and elaborated upon. The context of Buenos Aires as a derived location is noted, but the emphasis remains on the remote nature of the work.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A brief call with a recruiter to assess basic qualifications, experience, and cultural fit.

• Portfolio Review & Technical Interview: A deep dive into your portfolio with a hiring manager or senior design lead. Expect to walk through 1-2 detailed case studies, explaining your thought process, design decisions, challenges, and outcomes. This stage will heavily assess your UX strategy, problem-solving skills, and understanding of the design process.

• Design Challenge/Exercise: You may be given a small design problem or a case study to work on independently or collaboratively (potentially involving a brief whiteboard session). This will evaluate your practical design skills, analytical thinking, and ability to apply principles to a new challenge.

• Cross-functional Team Interviews: Meetings with Product Managers and Engineering Leads to assess your collaboration style, communication abilities, and how you integrate design with development.

• Final Interview: A discussion with a senior executive to confirm overall fit, vision alignment, and leadership potential.

Portfolio Review Tips:

• Prioritize Case Studies: Select 2-3 of your most relevant and impactful projects that showcase the full UX/UI process from problem to solution and results. For this role, projects related to complex applications, SaaS, or FinTech would be highly advantageous.

• Tell a Story: Frame each case study as a narrative. Clearly articulate the "why" behind your design decisions, the user problems you aimed to solve, and the measurable impact of your solutions.

• Show, Don't Just Tell: Include visuals such as user flows, wireframes, interactive prototypes, and high-fidelity mockups. Explain the evolution of your designs.

• Highlight Your Role and Impact: Be explicit about your specific contributions, especially in team projects, and quantify the results achieved whenever possible (e.g., "increased conversion by X%", "reduced task completion time by Y%").

• Prepare for Questions: Anticipate questions about your design process, how you handle feedback, your approach to user research, and your understanding of the tax application domain.

Challenge Preparation:

• Understand the Scope: If given a design challenge, carefully read and understand the brief. Identify the core problem, target users, and any constraints.

• Think Aloud: During live challenges, verbalize your thought process. Explain your assumptions, the trade-offs you're considering, and the rationale behind your decisions.

• Focus on Process: Demonstrate a structured approach. Even if you can't complete a full design, show how you would start, what questions you would ask, and what steps you would take.

• Be Realistic: For timed challenges, prioritize core functionality and user flows over exhaustive detail.

📝 Enhancement Note: This section provides actionable advice for the application process, focusing on the critical portfolio review and potential design challenges, tailored to a Lead UX/UI role and the specific domain implied by "Taxes APP."

🛠 Tools & Technology Stack

Primary Tools:

• Design & Prototyping: Figma (highly preferred), Sketch, Adobe XD. Proficiency in at least one is critical for wireframing, UI design, and interactive prototyping.

• User Research & Analytics: Hotjar, Google Analytics, UserTesting.com (or similar platforms for usability testing and behavior analysis).

• Collaboration & Communication: Slack, Microsoft Teams, Zoom, Google Meet for real-time communication and virtual meetings.

• Project Management: Asana, Jira, Trello (or similar tools) for tracking tasks, sprints, and project progress.

• Whiteboarding & Ideation: Miro, Mural (or similar virtual whiteboarding tools) for collaborative brainstorming and workshops.

Analytics & Reporting:

• Google Analytics: For understanding website/app traffic, user behavior, and conversion tracking.

• Hotjar: For heatmaps, session recordings, and user feedback analysis to identify usability issues.

• Internal Dashboards: Potentially custom dashboards built with tools like Tableau or Power BI, depending on the company's analytics stack.

CRM & Automation:

• While not directly a UX/UI tool, awareness of CRM systems (e.g., Salesforce, HubSpot) and marketing automation platforms can be beneficial for understanding the broader user journey and data flow within a business context. Knowledge of how user data is managed can inform design decisions.

📝 Enhancement Note: The specific tools mentioned in the original description (Figma, Sketch, Adobe XD, Hotjar, Google Analytics, HTML, CSS, JavaScript) are incorporated. This section expands on these by categorizing them and adding other common tools used in remote, agile design environments.

👥 Team Culture & Values

Operations Values:

• User-Centricity: A deep commitment to understanding and serving user needs through empathetic design and continuous feedback.

• Proactivity & Autonomy: Valuing individuals who take initiative, drive projects forward independently, and proactively identify solutions to complex problems.

• Collaboration: Fostering a spirit of teamwork where diverse perspectives are welcomed, and cross-functional partnerships are essential for success.

• Innovation & Excellence: A drive to create world-class digital experiences using modern technologies and methodologies, with a focus on quality and impactful design.

• Data-Driven Decision Making: Utilizing research and analytics to inform design choices and measure the effectiveness of solutions.

Collaboration Style:

• Cross-functional Integration: Design is seen as an integral part of the product development process, working hand-in-hand with Product Management and Engineering from conception to launch.

• Open Communication: Encouraging candid feedback, constructive critiques, and transparent discussions to refine designs and processes.

• Agile Mindset: Embracing flexibility, iterative development, and the ability to adapt to changing requirements and priorities.

• Mentorship & Knowledge Sharing: A culture where senior members actively support junior colleagues, and knowledge is shared freely across the team to elevate collective expertise.

📝 Enhancement Note: This section interprets the company's likely values and collaboration style based on the role's requirements, the emphasis on "creative and proactive minds," and the described team structure. The values are framed to resonate with operations professionals, emphasizing process, data, and efficiency.

⚡ Challenges & Growth Opportunities

Challenges:

• Balancing Part-Time with Lead Responsibilities: Effectively managing significant lead responsibilities and project ownership within a part-time framework requires exceptional time management and prioritization skills.

• Remote Collaboration Dynamics: Ensuring seamless communication and effective design collaboration across a distributed team, especially when dealing with complex user flows for a regulated domain like taxes.

• Domain-Specific Complexity: Navigating the intricacies of tax laws and financial regulations to design intuitive and compliant user experiences.

• Driving Design Adoption: Influencing stakeholders and engineering teams to adopt and implement best-in-class UX/UI practices consistently.

• Evolving Technology Landscape: Keeping pace with rapid advancements in design tools, methodologies, and user expectations within the digital product space.

Learning & Development Opportunities:

• FinTech UX Specialization: Deepen expertise in designing for financial services, tax compliance, and secure user interactions.

• Design Leadership Skills: Develop advanced skills in mentoring, team building, and strategic design thinking.

• New Tools & Technologies: Gain experience with emerging design software, AI-assisted design tools, and advanced analytics platforms.

• Product Strategy Influence: Opportunity to contribute more significantly to product strategy and roadmap planning based on user insights.

• Agile Process Optimization: Further refine understanding and application of agile methodologies in a design context.

📝 Enhancement Note: This section anticipates potential challenges specific to a Lead UX/UI role in a part-time, remote, and specialized (tax app) context, and outlines corresponding growth opportunities.

💡 Interview Preparation

Strategy Questions:

• "Describe your approach to defining UX strategy for a new digital product, especially one in a specialized domain like tax software." (Prepare to discuss research, goal alignment, user segmentation, and roadmap integration.)

• "How do you balance the need for user-centric design with business objectives and technical constraints? Provide an example." (Focus on trade-offs, iterative solutions, and data-driven justifications.)

• "Walk me through your process for mentoring junior designers. What are the key principles you follow?" (Highlight your leadership style, feedback mechanisms, and development strategies.)

• "Imagine you've identified a critical usability issue in our tax application that could lead to user error. How would you approach advocating for its immediate correction and collaborating with engineering?" (Showcase your problem-solving, communication, and stakeholder management skills.) Company & Culture Questions:

• "Based on your understanding of Somnio Software and this role, how do you see yourself contributing to our mission of building world-class digital experiences?" (Research the company website, LinkedIn, and any available news.)

• "Describe a time you had to adapt your design approach due to company culture or team dynamics. How did you navigate it?" (Demonstrate flexibility, collaboration, and your understanding of team integration.)

• "How do you stay updated on UX/UI trends and best practices, particularly in fast-evolving areas like FinTech?" (Showcase your commitment to continuous learning and industry awareness.) Portfolio Presentation Strategy:

• Narrative Arc: Structure your presentation around the "problem, approach, solution, result" framework for each case study. Start with the user or business challenge.

• Visual Clarity: Use high-quality visuals. Ensure your prototypes are interactive and demonstrate key user flows. Clearly label wireframes and mockups.

• Focus on Impact: Quantify achievements whenever possible. Explain why your design decisions were effective and what business value they delivered.

• Be Prepared for Deep Dives: Anticipate questions about specific design choices, research methodologies, user feedback, and your collaboration process. Be ready to defend your decisions with logic and data.

• Tailor to the Role: If possible, subtly connect your past experiences and portfolio pieces to the requirements of the "Taxes APP" role, highlighting any relevant FinTech or complex application experience.

📝 Enhancement Note: This section provides specific, actionable interview preparation advice, including example questions tailored to the role and company context, and strategic tips for portfolio presentation, emphasizing the "Lead" aspect and the domain.

📌 Application Steps

To apply for this Lead UX/UI (Taxes APP) position:

• Submit Your Application: Complete the application form via the provided link on Somnio Software's careers page.

• Curate Your Portfolio: Select 2-3 of your most compelling end-to-end UX/UI case studies. Ensure they clearly demonstrate your problem-solving process, design decisions, and measurable impact, with a preference for complex applications or FinTech projects if available.

• Tailor Your Resume: Highlight your 5+ years of experience in UX/UI design for digital products, your leadership and mentorship capabilities, proficiency in key design tools (Figma, Sketch, Adobe XD), and experience with agile methodologies. Use keywords from the job description to optimize for ATS.

• Prepare Your Presentation: Practice walking through your chosen portfolio case studies, focusing on telling a clear narrative from problem to solution and results. Be ready to articulate your thought process and defend your design decisions.

• Research Somnio Software: Gain a thorough understanding of the company's mission, products (especially the "Taxes APP"), and culture. Consider how your skills and values align with theirs, particularly in creating impactful digital experiences.

⚠️ 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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