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Product Designer (m/w/d)

Instaffo đŸ‡©đŸ‡Ș MĂŒnchen, 04938 MĂŒnchen, Germany

Onsite Part-time Senior

Own the design of the company’s online shop, using A/B tests, heatmaps, funnel analysis, and customer feedback to identify and deliver measurable conversion improvements. Create and validate prototypes, maintain the design system, and develop detailed Figma designs when AI tools are insufficient.

Responsibilities

  • Analyse A/B tests, heatmaps and funnels to identify conversion opportunities
  • Conduct user tests and customer interviews for qualitative validation
  • Develop AI‑assisted prototypes and iterate rapidly
  • Build, maintain and extend the design system as foundation for AI‑first product development
  • Create high‑fidelity UI designs in Figma, ensuring accessibility compliance
  • Collaborate with product, engineering and marketing teams to deliver live features
  • Evaluate new ideas for feasibility and UX impact
  • Own the end‑to‑end design responsibility for the online shop experience

Requirements

  • Minimum 2 years of UX/UI design experience, preferably senior level in B2C e‑commerce
  • Fluent German (C1) and English
  • Strong portfolio covering research, design, and testing phases
  • Experience analysing A/B tests, heatmaps, funnels and deriving design hypotheses
  • Ability to build, test, and launch variations quickly
  • Proficiency with AI tools for rapid prototyping
  • Expertise in Figma and design‑system maintenance
  • Understanding of accessibility (WCAG) and usability principles
  • Ability to translate complex requirements into intuitive UI
  • Strong communication and stakeholder‑management skills

Benefits

  • Flexible working hours and trust‑based work time
  • 5‑day onsite work in a modern central office
  • EGYM Wellpass, Jobrad or Mini‑Leasing options
  • Quarterly goals, regular feedback and unlimited learning budget
  • Team events such as summer festivals, pub quizzes and grill parties
  • Opportunity to work with cutting‑edge AI tools
  • Supportive culture without ego, encouraging initiative

Key Skills

UX research UI design User testing A/B testing analysis Heatmap analysis Conversion rate optimisation Figma Design systems Prototyping AI‑assisted design tools Wireframing High‑fidelity mockups Accessibility (WCAG 2.1) Cross‑functional collaboration Stakeholder communication Data‑driven decision making Rapid iteration E‑commerce experience German language proficiency English proficiency Problem solving Creative ideation

About Instaffo

Instaffo is the hiring platform that connects companies and talent faster and more precisely – without inbox overload, slow processes, or tool chaos. For companies: Instead of relying on job boards or manual sourcing, teams on Instaffo get instant access to pre-qualified, ready-to-switch talent – curated and intelligently matched based on relevant criteria like salary, skills, seniority, switch intent, and more. Time-to-hire: Ø under 25 days Up to 50% lower hiring costs 2,000+ companies already use Instaffo For talent: You don’t want just any job – you want the right one. Instaffo only shows you roles that truly fit – at employers that match your expectations. 200,000+ vetted talents are already on the platform Apply directly to roles – or get contacted by companies that match you All the info you need in one place – no CV chaos, no ghosting Success stories: instaffo.com/success-stories Try Instaffo for free: instaffo.com Imprint: instaffo.com/impressum Privacy policy: instaffo.com

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