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I am a Product Designer with 4+ years of experience crafting mobile and web products across fintech, e-commerce, retail tech, and communications. I thrive on solving real user problems by conducting product research, leading user interviews, and diving into product metrics to inform design decisions and guide strategic development. I collaborate closely with cross-functional teams and have hands-on experience building scalable design systems from scratch. I’ve shipped B2B and B2C SaaS experiences, including payments apps, institutional dashboards, large-scale messaging platforms, and POS systems. I enjoy turning business goals into delightful, accessible products and thrive in fast-paced environments where collaboration and iterative learning drive impact. I’m passionate about building design systems that scale, guiding product strategy from discovery to delivery, and mentoring teammates through hands-on collaboration and thoughtful handoffs.…I am a Product Designer with 4+ years of experience crafting mobile and web products across fintech, e-commerce, retail tech, and communications. I thrive on solving real user problems by conducting product research, leading user interviews, and diving into product metrics to inform design decisions and guide strategic development. I collaborate closely with cross-functional teams and have hands-on experience building scalable design systems from scratch. I’ve shipped B2B and B2C SaaS experiences, including payments apps, institutional dashboards, large-scale messaging platforms, and POS systems. I enjoy turning business goals into delightful, accessible products and thrive in fast-paced environments where collaboration and iterative learning drive impact. I’m passionate about building design systems that scale, guiding product strategy from discovery to delivery, and mentoring teammates through hands-on collaboration and thoughtful handoffs.

Tetiana Serbinenko

Product Designer, UI Designer, UX Designer, +2

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I am a Product Designer with 4+ years of experience crafting mobile and web products across fintech, e-commerce, retail tech, and communications. I thrive on solving real user problems by conducting product research, leading user interviews, and diving into product metrics to inform design decisions and guide strategic development. I collaborate closely with cross-functional teams and have hands-on experience building scalable design systems from scratch. I’ve shipped B2B and B2C SaaS experiences, including payments apps, institutional dashboards, large-scale messaging platforms, and POS systems. I enjoy turning business goals into delightful, accessible products and thrive in fast-paced environments where collaboration and iterative learning drive impact. I’m passionate about building design systems that scale, guiding product strategy from discovery to delivery, and mentoring teammates through hands-on collaboration and thoughtful handoffs.…I am a Product Designer with 4+ years of experience crafting mobile and web products across fintech, e-commerce, retail tech, and communications. I thrive on solving real user problems by conducting product research, leading user interviews, and diving into product metrics to inform design decisions and guide strategic development. I collaborate closely with cross-functional teams and have hands-on experience building scalable design systems from scratch. I’ve shipped B2B and B2C SaaS experiences, including payments apps, institutional dashboards, large-scale messaging platforms, and POS systems. I enjoy turning business goals into delightful, accessible products and thrive in fast-paced environments where collaboration and iterative learning drive impact. I’m passionate about building design systems that scale, guiding product strategy from discovery to delivery, and mentoring teammates through hands-on collaboration and thoughtful handoffs.

Available to hire

I am a Product Designer with 4+ years of experience crafting mobile and web products across fintech, e-commerce, retail tech, and communications. I thrive on solving real user problems by conducting product research, leading user interviews, and diving into product metrics to inform design decisions and guide strategic development. I collaborate closely with cross-functional teams and have hands-on experience building scalable design systems from scratch. I’ve shipped B2B and B2C SaaS experiences, including payments apps, institutional dashboards, large-scale messaging platforms, and POS systems.

I enjoy turning business goals into delightful, accessible products and thrive in fast-paced environments where collaboration and iterative learning drive impact. I’m passionate about building design systems that scale, guiding product strategy from discovery to delivery, and mentoring teammates through hands-on collaboration and thoughtful handoffs.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Polish

Advanced

Ukrainian

Fluent

Russian

Fluent

Work Experience

UI/UX Designer, Freelance

September 1, 2024 - September 30, 2025

Freelance UX/UI designer working with clients on e-commerce, admin panels, and corporate websites; executed UX research, visual design, and cross-domain UI work.

UI/UX Designer at Freelance

September 1, 2024 - September 30, 2025

Worked with clients on various projects across e-commerce, admin panels, and corporate websites. Designed landing pages, home pages, registration screens, and purchase flows; managed the full design process from requirements gathering and research to delivering final assets and providing implementation support.

UI/UX Designer at Freelance

September 1, 2024 - September 30, 2025

Worked with clients on e-commerce, admin panels, and corporate websites. Designed landing pages, home pages, registration screens, and purchase flows. Managed the full design process from requirements gathering and research to delivering final assets and providing implementation support.

Product Designer at AppUnite (via VisualPanda)

December 1, 2023 - Present

Led end-to-end design for KingsPay and KingsChat within a ~30-person cross-functional team. Conducted 30+ user interviews/tests, used product metrics to guide decisions, and designed the merchant dashboard, as well as web and mobile apps (iOS & Android). Helped build and maintain the design system and created design guidelines for handoff as the sole designer on KingsPay.

Product Designer at AppUnite (via VisualPanda)

December 1, 2023 - Present

Led end-to-end design for KingsPay and KingsChat within a ~30-person cross-functional team. Collaborated closely with PMs and developers, contributed to product strategy, and created design guidelines for handoff. As the sole designer on KingsPay, I guided the process from discovery to delivery, conducted over 30 user interviews/tests, used product metrics to inform decisions, and designed the merchant dashboard along with web and mobile apps (iOS & Android). Also helped build and maintain the design system to ensure consistency across products.

Product Designer at AppUnite (via VisualPanda)

December 1, 2023 - Present

Led end-to-end product design for KingsPay and KingsChat in a ~30-person cross-functional team. Collaborated with PMs and developers, defined design guidelines for handoff, and designed merchant dashboards and web/mobile apps (iOS & Android). As the sole designer on KingsPay, I led discovery to delivery, conducted interviews with 30+ users, used product metrics to guide decisions, and helped build and maintain the design system to ensure product consistency.

Product Designer at FYGI Norway

October 1, 2023 - September 30, 2025

Designed and improved the 'Scan, Pay, Go' mobile and web solution, including MPOS and self-checkout interfaces; built dashboards and data visualizations for stores; on-site user testing in Oslo; collaborated with owners and a cross-functional team (~15 people) to align design with business goals and technical constraints.

Product Designer at FYGI Norway

October 1, 2023 - September 30, 2025

Designed and improved the 'Scan, Pay, Go' mobile and web solution, including MPOS and self-checkout interfaces. Built dashboards and data visualizations for stores to track performance. Conducted on-site user testing in Oslo, observing behaviors and validating design hypotheses in real shopping scenarios. Collaborated with the owners and a cross-functional team of ~15 people to align design with business goals and technical constraints.

Product Designer at FYGI Norway

October 1, 2023 - September 30, 2025

Designed and improved the Scan, Pay, Go mobile and web solution, including MPOS and self-checkout interfaces. Built dashboards and data visualizations for stores to track performance. Conducted on-site user testing in Oslo and collaborated with owners and a ~15-person cross-functional team to align design solutions with business goals and technical constraints.

Junior Product Designer at Maczfit.pl

August 1, 2022 - September 30, 2025

Designed UX/UI for Maczfit’s web and mobile platforms; prepared UX strategy; collaborated with product managers and stakeholders to align design solutions with business objectives.

Product Designer at Maczfit.pl

August 1, 2022 - September 30, 2025

Designed UX/UI for Maczfit’s web and mobile platforms; prepared the UX strategy. Conducted market and user research to identify needs and pain points; developed user flows and interfaces based on insights; collaborated with product managers and stakeholders to ensure design solutions aligned with business objectives.

Junior Product Designer at Maczfit.pl

August 1, 2022 - September 30, 2025

Designed UX/UI for Maczfit’s web and mobile platforms, prepared the UX strategy, conducted market and user research, and developed user flows and interfaces based on insights. Collaborated with product managers and stakeholders to align design with business objectives.

Junior UI/UX Designer at Cleveroad

February 1, 2022 - September 30, 2025

Designed mobile apps for Android and iOS using Material Design and Human Interface Guidelines; collaborated with clients to align design decisions with user needs and business goals.

Junior UI/UX Designer at Cleveroad

February 1, 2022 - September 30, 2025

Designed mobile apps for Android and iOS using Material Design and Human Interface Guidelines. Ensured native-like experiences with intuitive, consistent user flows and collaborated with clients to align design decisions with user needs and business goals.

Junior UI/UX Designer at Cleveroad

February 1, 2022 - September 30, 2025

Designed mobile apps for Android and iOS using Material Design and Human Interface Guidelines, ensuring native experiences and intuitive, consistent user flows. Collaborated with different clients to align design decisions with user needs and business goals.