Grzegorz Patyk
Frontend Developer
Education
Architecture, MSc
Architecture, BSc
Skills & Technologies
TypeScript, JavaScript, React.js, Next.js, tailwindcss, styled-components, radix-ui, shadcn/ui, Material UI, framer-motion, Redux, Jest, React Testing Library, Playwright, Cypress, HTML, CSS, REST API, GraphQL, TanStack Query, SWR, SQL, PostgreSQL, kysely, git, GitHub, GitHub Actions, GitLab, Vercel, Microsoft Azure, Jira, CI/CDBio
Dedicated and innovative Frontend Developer with a unique blend of skills derived from a background in architecture and passion for programming. Divergent thinker, infusing creativity and functionality into every project. My favorite aspect of web application development lies in crafting beautiful user interfaces, where I relish the opportunity to create aesthetic designs and implement captivating animations that elevate user experience to a new level.
Experience
Frontend developer
Designed and developed a privacy-focused appointment booking application, allowing small business owners to retain full control over client data while seamlessly integrating into existing websites. Led the project from inception to deployment, ensuring scalability, security, and a smooth user experience.
Key technologies:
- Next.js – Built a modern, responsive web application with server-side rendering.
- Auth.js – Implemented secure user authentication and session management.
- PostgreSQL + Kysely ORM – Structured, efficient database management.
- Tailwind CSS – Created a clean and accessible UI with a mobile-first approach.
Frontend developer
Developed high-performance, accessible web pages and applications using Next.js, React, TypeScript, Jest, and styled-components, ensuring scalability and maintainability. Integrated Contentful as a headless CMS, enabling dynamic content management and improving editorial workflow. Actively participated in code reviews, contributing to best practices, performance optimizations, and overall code quality. Engaged in architectural discussions, helping shape the direction of the application and implementing scalable solutions. Estimated task complexity and effort to improve sprint planning and delivery efficiency in an Agile environment. Collaborated closely with UX/UI designers, translating Figma designs into pixel-perfect, responsive components while ensuring cross-browser compatibility and adherence to accessibility standards (WCAG).
Junior Frontend developer
Developed user-centric, accessible web applications using React, Redux Toolkit, Material UI, and Tailwind CSS, improving user engagement and satisfaction. Built scalable, maintainable applications with TypeScript, ensuring type safety and reducing runtime errors. Designed and executed E2E tests with Cypress to enhance application reliability and streamline the QA process. Actively collaborated with clients, gathering requirements, discussing business logic, and proposing optimal technical solutions. Worked in an Agile environment, participating in sprint planning, code reviews, and cross-functional team discussions to drive continuous improvement.
Junior Frontend developer
Developed and maintained internal applications using JavaScript, SaSS, PHP, and SQL, ensuring responsive and scalable solutions. Implemented client-side form validation with JavaScript and regular expressions to enhance data integrity. Tested and debugged RESTful APIs using Swagger and Postman, collaborating with backend developers to optimize performance and reliability.
Web development intern
Collaborated with cross-functional teams, including designers and backend developers, to build responsive, accessible, and high-performance web interfaces using TypeScript, React, and Tailwind CSS. Developed and maintained a headless CMS architecture with WordPress and GraphQL, working at the intersection of frontend and backend. Integrated animations and interactive elements to enhance user experience, optimize engagement, and elevate website aesthetics.