JY ← Home Resume Download PDF ↓
ResumeBarcelona, Spain

Josefina Yost

Product Designer with a Product Manager's mindset: I take complex business problems and turn them into complete digital solutions, from idea to execution.

CurrentlyProduct Designer & PM · Nester
Product design since2021
Based inBarcelona · Hybrid
FocusB2B SaaS
01 — Experience

Where I've worked

Open any role to see what I did there.

  1. 2024 — PresentProduct Designer & Product ManagerNesterCurrentBarcelona, Spain · Hybrid
    • Product Strategy: Lead roadmap definition and feature prioritization (Impact vs. Effort) to align business goals with user needs.
    • End-to-End Design: Responsible for the full product cycle, from discovery and wireframing to high-fidelity UI and Design System management in Figma.
    • Technical Handoff: Translate functionalities into detailed technical specs and user stories in Notion, managing development execution via Linear.
    • AI-Enhanced Workflow: Leverage AI tools (Claude, Claude Code, Google AI Studio, Lovable) to turn design explorations into interactive prototypes, accelerating validation of complex interactions beyond static Figma mockups.
  2. 2022 — 2024Product DesignerJunoverseZurich, Switzerland · Remote
    • Dual Role (PD/PM): Sole designer responsible for conceptualizing and launching two SaaS platforms (B2B/B2C) for an AgeTech company serving employees, employers, and mentors.
    • User Research: Transformed user insights into accessible, scalable experiences, collaborating cross-functionally from concept to launch.
    • Brand & Design System: Led the brand evolution and design system used across all three platform experiences.
  3. 2021UX/UI Design Lead Teacher AssociateIronhackBarcelona, Spain · Hybrid
    • Mentorship: Co-led a group of 22+ UX/UI design students, delivering lessons on UX Design and User-Centred Design.
    • Project Oversight: Oversaw successful completion of UX/UI projects, facilitating design critiques and stakeholder communication.
    • External Relations: Coordinated with external stakeholders for guest talks and jury events.
Before product design
  1. 2018 — 2021Project Manager & ArchitectOJINAGABarcelona, Spain
    • Systems Thinking: Applied architectural planning to lead 12+ large-scale projects and urban mobility initiatives.
    • Management: Managed complex budgets and timelines, a foundation now applied to digital product lifecycles.
  2. 2016 — 2018Project ManagerGobierno de Buenos AiresBuenos Aires, Argentina
    • Urban Mobility Planning: Led strategic planning and coordination of mobility and sustainable transit initiatives, including the city's paid parking system and the Metrobus Buenos Aires project.
    • Budget & Operations: Managed budgetary definition, project monitoring, and internal structure scheduling.
02 — Skills

What I bring to a team

Product designUX researchInteraction designDesign systemsPrototypingUser flowsUsability testingVisual designInformation architectureAccessibilityBrandingData visualizationAI-assisted design
03 — Tools

Tools powering my work

FigmaClaudeGoogle AI StudioLovableLinearNotionMiroFramerIntercomHotjarClarity
04 — Education

Education

  • UX/UI Design, Product DesignerIronhack Tech Bootcamps · Barcelona, Spain
    2021
  • Master in Urban Planning and SustainabilityUPC, Polytechnic University of Catalunya · Barcelona, Spain
    2018 — 2019
  • Architecture Bachelor's DegreeUBA, University of Buenos Aires · Buenos Aires, Argentina
    2010 — 2016