Juraj I.
Product Designer
He is skilled in tools such as Miro, FigJam, and Figma for research and prototyping, and has experience translating designs into React-based frontends using Tailwind CSS while collaborating closely with engineering teams on implementation and design QA.
He co-led the design of the first mobile banking application for Slovenská sporiteľňa (Erste Group), one of the early mobile banking pioneers in Central Europe. His UX work evolved into a core banking experience now used by over 9 million users across seven countries.
He approaches design decisions with a data-driven mindset, balancing creativity with measurable business and user outcomes.
Main expertise
Product Designer19 years
UX Designer19 years
UI Designer19 years
User Flows19 yearsExperience4
Senior Product Designer (Lead scope, IC role)
- Led end-to-end design for the B2B vertical (club management platform), driving adoption across multiple international markets
- Owned and scaled the company-wide design system, reducing delivery time and ensuring UX consistency across web and mobile applications
- Partnered with Product and Engineering leadership on strategic initiatives, contributing to a successful US market launch and regional expansion
- Served as the sole product designer across three B2B squads, effectively covering multiple roles without impacting delivery timelines
- Designed scalable UX solutions supporting Playtomic’s growth in club acquisition and retention, including chain management, dashboards, and reporting
JavaScript
React.js
HTML
CSS
TypeScript
Senior Product Designer (Sole designer)
- Owned end-to-end product design for web and mobile applications, covering UX, UI, illustrations, and partial frontend implementation using React, Next.js, and Tailwind
- Built a Figma-based design system and visual identity from the ground up, enabling faster iteration and more consistent product delivery
- Led the design and definition of GotCourts League, a competitive community feature that became a key differentiator and contributed to Playtomic’s 2022 acquisition
MySQLJavaScriptReact.jsHTMLCSS
Product Designer
- Designed and launched Author, a macOS writing and publishing app, managing UX, visual design, and product management responsibilities
- Designed SaaS platforms, mobile applications, and creative projects for various clients, balancing UX/UI design with branding and art direction
MySQLJavaScriptReact.jsHTMLCSS
Freelance Product Designer & Developer
- Built and launched a browser extension within 24 hours that grew to over 30,000 monthly active users, demonstrating strong product intuition and speed to market
- Designed digital products and a design system for the Slovak national postal service, serving more than 120,000 monthly active users
- Designed mobile and web applications for startups and small to mid-sized businesses
- Co-founded startups (Rich Kids, ONN Network), taking on leadership roles and contributing to product strategy and early-stage growth
MySQLJavaScriptReact.jsHTMLCSS
Certificates 1
Issued Oct 2024
Project ManagementIssued Oct 2024
Project ManagementPortfolio
Highlighted by Juraj
1Driven by a business goal to close functionality gaps left by competitors, this was a great opportunity to design a new feature from scratch.
Outcome ↗ Beyond the immediate use cases, the feature delivered strategic value and opened the door to new revenue streams.
Other projects 7
Education
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