Karina Kozinsky, Designer in Sunnyvale, CA, United States
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Karina Kozinsky

Verified Expert  in Design


Sunnyvale, CA, United States
Toptal Member Since
May 15, 2020

Karina is a full-stack UI/UX designer with a psychology and industrial design background. She enjoys working on really complex consumer-facing products, diving deep into the domain. Her expertise also includes research and ideation, prototyping and user testing, visual design and branding, building and maintaining design systems, handling the product from the ground up. She works closely with cross-functional partners to create the best experiences possible and ensure alignment.


Work Experience

Lead Product Designer

2020 - PRESENT
Self Innovations
  • Collaborated with a cross-functional distributed team of researchers and developers, contributing to defining product requirements.
  • Produced user and product flow, presented to stakeholders, performed prototyping and user testing.
  • Designed the app, admin portal for SaaS clients, and company websites. Worked on visual design, including logo and branding for the app and company website.
  • Set up and managed the design system in Figma, developing a style guide for the open-source release.
  • Supported research and marketing teams for all their graphic needs.
Technologies: Figma, Google Docs, Adobe CC

Senior UI/UX Designer

2021 - 2022
  • Optimized onboarding funnel for direct consumers.
  • Expanded user acquisition beyond paid ads by sharing and referrals.
  • Handled the entire process, from brainstorming workshops to product flows,. wireframes, prototyping, usability testing, visual design, and handoff to engineers.
  • Collaborated on an internal cross-functional team of PM, engineers, marketing managers, and customer support.
Technologies: Figma, Google Docs, Adobe, User Interviews, Prototyping

Lead Product Designer

2019 - 2021
  • Performed market and user research and product-market fit validation for the two-sided marketplace startup that enables customers to share medical offices.
  • Designed and developed the MVP landing page, tracked analytics and iterated supported customer development in phase one.
  • Led brainstorming sessions, user journey mapping, service blueprint, flow and wireframes in phase two.
  • Performed minimal branding, UI design, created and maintained design system while working on the visual design.
  • Managed development and led a team of 6 developers while coordinating between stakeholders and the team.
Technologies: Hotjar, HubSpot, Figma, Sketch, Google Forms

UX/UI Designer

2019 - 2019
MyKumbaya. Inc.
  • Worked on user flow and information architecture for the app, allowing users to tap into a network of close friends in order to exchange help on tasks that require a high level of trust.
  • Worked on visual design, UI, and general look and feel.
  • Prototyped in InVision, conducted user testing, and iterated on implementing feedback.
  • Coordinated with developers and prepared assets for the handoff.
Technologies: InVision, Sketch

UX Designer

2016 - 2019
  • Designed the B2B2C version of the app, including new user flow and visual design.
  • Redesigned the original app, iterated about the onboarding flow.
  • Created a responsive website, site architecture and scope, wireframing, and visual design.
Technologies: InVision, Figma, Sketch
2001 - 2003

Bachelor of Science Degree in Industrial Design

Hadassah Academic College - Jerusalem, Israel

1995 - 1998

Bachelor of Arts Degree in Psychology and Sociology

Hebrew University of Jerusalem - Jerusalem, Israel


Product Manager Nanodegree



Android Basics Nanodegree

Google | via Audacity


Human-Computer Interaction

University of California San Diego