Peter Harmash

Senior UI/UX Designer | Design Systems

Salary / Daily rate

Paris, France

Freelance

Skills

FigmaDesign System

Languages

English

About me

Intro

UI/UX Designer with 5+ years creating scalable design systems and user-focused SaaS solutions. Proven results: 42% increase in user retention, 23% faster task completion, and 18% boost in satisfaction scores. Specialized in responsive web design, mobile optimization, and cross-functional collaboration to transform business goals into intuitive digital experiences.

Links

Work experience

UI/UX Designer

Eleken.

Jul 2023 - Aug 2025

2 years 2 months

Kyiv, Ukraine, 02000

- Developed a scalable design systems for mobile and web applications, significantly reducing the design-to-development time. - Collaborated with cross-functional teams—including product managers, developers, and clients—to build intuitive, user-focused SaaS solutions that aligned with business goals. - Presented design concepts and solutions to stakeholders and clients, effectively communicating design rationale and gathering feedback.

UI/UX Designer

GoGoGuest

Sep 2022 - Jul 2023

11 months

San Francisco, CA, USA

- Led the successful redesign and launch of the company's website, improving user engagement and overall visual consistency. - Collaborated closely with founders and developers to translate business requirements into intuitive user flows and high-fidelity prototypes, contributing to a 42% increase in user retention. - Designed and delivered a diverse range of digital assets including responsive web interfaces, 3D visuals, and custom illustrations, ensuring alignment with brand guidelines.

UI/UX Designer

Plume Design, Inc

Dec 2021 - Oct 2022

11 months

San Francisco, CA, USA

- Redesigned part of the existing UI of the Smart Home SaaS application for iOS, improving mobile task completion speed by 23% and reducing navigation errors by 14%. - Facilitated iterative user testing and design reviews with cross-functional teams, leading to a 18% increase in user satisfaction scores (CSAT) and a measurable drop in friction during onboarding. - Created a broad range of design deliverables—including responsive web assets, 3D elements, and custom illustrations—aligned with product vision and brand identity.


Education

Taras Shevchenko National University of Kyiv

Bachelor's degree

2017 - 2021

3 years 11 months

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