Patryk
Peas
Over 12 years building scalable, user-friendly web & mobile applications. React, React Native, TypeScript, Redux/Jotai, and UI/UX design — creating intuitive, dynamic interfaces.
Career journey
Led a company-wide Design System / UI framework adopted across engineering teams. Drove frontend modernization from React Context to atom-based state with Jotai, and introduced AI-assisted code quality workflows with Claude Code. Currently leading the front-end evolution of the in-app AI chatbot experience.
Led front-end for Vol.land, a stock-market analysis platform and LMS. Set up the project with Vite, ESLint and Prettier; selected Highcharts and Plotly.js for live data. Built with React, Emotion, SWR and Recoil in a widget-based Atomic architecture, integrated Stripe, and shipped CI/CD via GitHub Actions. Led front-end recruitment.
After Bolt acquired Tipser, incorporated Bolt Checkout Everywhere technology into the Tipser Checkout System. Maintained Tipser Portal and integrated payment solutions.
Led the redesign of Tipser Portal, enabling users to build product collections for Script-enabled websites. Built with Redux + Saga (Redux-Act toolkit), Recharts dashboards, and Fuse.js fuzzy search in a Lerna monorepo. Established regular cross-team meetings that fostered a collaborative culture in the Wrocław office.
Led the Equinet mobile app for horse owners and smiths — React Native, shipped to iOS and Android via App Store, Play Store and TestFlight. Also led SEATUNIQUE, a ticketing system with a queue architecture to prevent overselling — React, Redux + Saga, Emotion, Stripe, documented in Storybook.
Contributed to a network-monitoring enterprise app for the financial sector using Angular.js, React and D3.js. Developed Merck Unite, a medtech platform for healthcare professionals in Kenya focused on diabetes care.
Built websites with JavaScript, jQuery, WordPress and PHP, and handled UI design in Adobe Photoshop. First professional role in web development.
Academic background
Experience in UX/UI design using the Adobe Suite, creating user-centered, data-driven interfaces through research. Crafted 3D models in Blender, strengthened brand identity with photography, and led website redesigns to improve usability.
Side projects
A personalized numerology and astrology app — seamless onboarding, customized insights, and premium content. Built core product flows, authentication, profiles, and monetization with a scalable, responsive architecture.
A lounge operations platform built in ~64 hours with Claude Code. End-to-end inventory tracking, team & shift scheduling, staff-hours reporting, order management, and a customer-facing shisha customization wizard.
Let's work
together
Looking for a senior developer with design experience? Let's discuss how I can help with your project.