Ekaterina Semeshina, Designer in Novi Sad, Vojvodina, Serbia
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Ekaterina Semeshina

Verified Expert  in Design


Novi Sad, Vojvodina, Serbia
Toptal Member Since
August 22, 2017

Ekaterina is a product designer with a background in enterprise applications, financial and medtech services, and global consumer sites. She loves simplifying the complex, working on big problems, and collaborating with tightly-knit teams. Ekaterina leverages her knowledge and prior experience to bring empathy and attention to detail critical in creating intuitive user experiences.


Work Experience

Senior UX Designer via Toptal

2022 - 2024
Berry Appleman & Leiden - Main
  • Designed an ML and AI app to scan and detect legal documents, teaching the algorithm how to classify the documents.
  • Integrated the ML/AI app into the main software, speeding up the typical process by several days and decreasing the level of human mistakes.
  • Created an entire design system used by the whole company and redesigned the current UX/CX for the legal team and customers.
Technologies: MVP Design, UX Design, UI Design, Prototyping, User Experience (UX), Minimum Viable Product (MVP), User Interface (UI), Product Management, Wireframing, User Flows, User Journeys

UX Specialist

2022 - 2023
The Kraft Heinz Company
  • Worked as a skilled UX designer and played a pivotal role in the development of an internal tool that revolutionized the management of supply chains.
  • Collaborated closely with internal stakeholders to identify and document user needs and prototyped mid-fidelity user flows for dashboards and reporting screens within the limits of the Tableau analytics platform.
  • Leveraged my exceptional Figma prototyping skills and experience with the Tableau analytics platform and conducted user research to inform my design decisions.
  • Helped the sales teams better manage supply chains, highlighting risks and capacity throughout all supply chain stages. The tool was a success; my expertise and academic foundation in UX proved invaluable.
Technologies: Figma, Wireframing, Prototyping, Tableau, UX Design, User Research, UX Research

Product Designer

2022 - 2022
GfK - Growth from Knowledge
  • Handled heavy data design processes. Simplified complex processes into easy and clear representations for the users.
  • Contributed to tables with heavy interfaces and interactions within them.
  • Participated, conducted, and analyzed user interviews.
Technologies: Figma, Dovetail, Jira

UX Product Designer

2021 - 2022
  • Built the entire web app UI kit from the ground up. Added special UI components to the specific UI kits for particular app features. Made the entire UI fully responsive.
  • Reworked the existing "developers" design into a user-friendly and simple interface by simplifying the data displays concentrating on the key aspects of each app section, and providing a clear and guided interface for the users.
  • Reduced the onboarding time for new users by four times. Previously, users had to be coached by senior users for about 4-6 weeks before the newcomers could start their proper work. With the changes, it came down to 1-1.5 weeks.
Technologies: Figma, AI Design, Big Data, Dashboard Design, Web App UX, User Flows, User Paths, AR Interfaces, User Interface (UI), User Journeys, Interface Design, Interface Testing

SaaS Enterprise Product Designer

2021 - 2022
PepsiCo Global - Main
  • Worked on complex parts of the product related to shipping management.
  • Created interactive tables that allow users to filter and update their POs.
  • Worked on creating the UI kit for a cross-functional teams' use.
Technologies: UX Design, Enterprise SaaS, UX Research, Dashboard Design, Figma, UI Design, Data Visualization

UX Designer

2021 - 2021
United Nations
  • Worked on a heavy data project. Analyzed many Excel models based on which the application was to be built.
  • Created the branding of the application based on the UI kit from the UN.
  • Transformed a complex predication algorithm into a simple step-by-step user journey.
Technologies: Figma, Data Analysis

Product Designer

2020 - 2021
  • Redesigned the UI components and structure. Brought the branding to a new level.
  • Built guided user flows and journeys, that simplified the user testing done on usertesting.com.
  • Worked closely with the stakeholder to gather requirements and incorporate their ideas into the current app. Wrote user stories.
Technologies: Figma

Product Designer

2019 - 2021
Waymark Tech
  • Conducted user research with three groups: commercial users, government users, and users with disabilities.
  • Created the app branding, UI kit, and overall structure. Worked on the application's architecture and user journeys.
  • Handled prototyping and complex problem solving based on the technology used in the application, namely machine learning and AI.
Technologies: Adobe Creative Suite, Figma, AI Design, Machine Learning

UX Product Designer

2017 - 2020
Tercio LTD
  • Worked as a UX product designer in a dev team for a medtech product.
  • Built the entire design team and development team's communication process and set their workflow.
  • Established the product guidelines and created the fundamental design, development, and business documentation.
  • Conducted UX research and analytics. Classified the information for over 12 different user roles involved in the project.
  • Created the design system and documentation. (As part of a large team where cross-work happens all the time it is important to keep everything tidy and systemized).
  • Launched the product successfully on several markets besides the US.
Technologies: Product Design, Prototyping, Wireframing, Adobe Creative Suite, Sketch, InVision, UX Design, UI Design, Mobile App Design, Web App Design

Lead UI/UX Designer

2015 - 2017
Axiom Information LLC
  • Designed multiple web and mobile applications in finance, information security, and social interaction.
  • Built the UI kit, product architecture, user journeys, responsive layouts, web applications, and cross-platform mobile applications.
  • Conducted the user research within projects I worked on.
Technologies: Adobe Creative Suite, InVision, Mobile App Design, Web App Design, Prototyping, Wireframing, UX Design, User Interface (UI), Accessibility, iOS App Design, Fintech, Medtech

Art Director

2015 - 2016
Trend Technologies
  • Oversaw and managed a team of eight designers and coached and educated them.
  • Carried through the products to deployment while working closely with the product owners, development, and analytics team.
  • Produced stories and the UX behind various products. Tested those on real users and observed user behavior in real life.
Technologies: Proto.io, Axure, Sketch, Adobe Creative Suite, InVision, Art Direction, Team Management, Talent Management, Team Building, Career Coaching
2019 - 2023

Master's Degree in Metaphysical Science

University of Sedona - Sedona, Arizona, USA

2019 - 2022

Bachelor's Degree in Cognitive Psychology

UniDistance - Brig, Switzerland

2015 - 2022

Expert Certificate in User Experience Design

Interaction Design Foundation - Online

2011 - 2014

Bachelor of Arts Degree in Business Administration

Swiss Management Center - Zug, Switzerland

2004 - 2008

Swiss Federal Matura (Technical Diploma) in Physics and Applied Mathematics

Collège Champittet - Lausanne, Switzerland


CBT for Anxiety

Beck Institute


Perception and Visual Design

Interaction Design Foundation


Mobile User Experience Design

Interaction Design Foundation


Dynamic User Experience : Ajax Design & Usability

Interaction Design Foundation


Gestalt Psychology & Web Design

Interaction Design Foundation


Conducting Usability Testing

Interaction Design Foundation (IDF)


User Centred Design M1 - M3

Interaction Design Foundation


Sketch, InVision, Figma, Tableau, Miro, Adobe CC, Adobe Creative Suite, Proto.io, Adobe After Effects, Jira


Android, iOS, Web, Dovetail, Axure

Industry Expertise

Retail & Wholesale, Healthcare


UX Design, SaaS Design, Web App UX, Enterprise System Design, Digital Product Design, Interaction Design (IxD), Information Design, Behavior-driven Design, Cognitive Psychology, Market Research & Analysis, Data Visualization, Wireframing, Business Design, User Research, Competitor Analysis & Profiling, User Interface (UI), User Experience (UX), Web App Design, App Design, Mobile App Design, Critical Thinking, Creative Thinking, Complex Problem Solving, Consulting, Product Requirements Documentation (PRD), User Journeys, Accessibility, Responsive UI, Cognitive Science, Behavioral Design, Consumer Behavior, Behavioral Science, User Behavior, Fintech, Medtech, Mindfulness, Motivation, Motivational Speaking, Big Data, SaaS, Cognitive Behavioral Therapy (CBT), CX Strategy, UX Strategy, Digital Strategy, Product Design Specification (PDS), Human-centered Design (HCD), Human-machine Interface (HMI), Remote Team Leadership, Design Thinking, Design Leadership, UX Leadership, User-centered Design (UCD), Workshops, UX Workshops, Ideation Workshops, Discovery Workshops, Design Workshops, Design Systems, Responsive Web Design (RWD), Business Services, User Psychology, Psychology, B2B, B2C, Digital Product Management, Dashboard Design, Product Strategy Consultant, Team Management, Career Coaching, eCommerce UI, eCommerce UX, Product Management, Product Owner, Design Strategy, Leadership, Workshop Facilitation, DesignOps, Communication, Medical Software, Business Psychology, Agile UX, Business to Government (B2G), Business to Business to Consumer (B2B2C), Pen & Paper, Art Direction, Prototyping, UI Design, User Flows, Interactive UI, UX Research, Web UI, Mobile UX, iOS UI Design, iOS UX Design, Android UI Design, UI Branding, Identity, Branding, Mobile App UI, User Needs, iOS App Design, Android App Design, Web UX, UX Direction, Management, Enterprise SaaS, POSM Design, Web & Mobile Applications, Enterprise Design, Health IT, Cross-platform UX, Product Design, UX Analysis, Project Management, Android Design Guidelines, Analytics, Customer Journeys, Talent Management, Team Building, AI Design, Machine Learning, Data Analysis, Visual Design, Gestalt Laws, Mobile eCommerce, Prediction Markets, Legal Technology (Legaltech), Regtech, Customer Experience, Web App UI, User Paths, AR Interfaces, Interface Design, Interface Testing, Pharmacology, Notion, Mentorship & Coaching, MVP Design, Minimum Viable Product (MVP)

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