hajnýondřej

Cookielab

My journey in Cookielab started with working in a small team for Kiwi.com delivering frontend parts of the product. Then I contributed for various smaller projects. For a few months I helped bootstrap a "Influencers" product for a media research tool Ravineo. My last project here is Carvago, a platform for aggregating used cars to sell online.

• [Carvago] Introducing a new product through MVP to production ready state (Next.js, ChakraUI, jotai, jest)
• [Ravineo] Server part for collecting and processing data (GCP, Node.js, Fastify)
• [Ravineo] Web application with backend-for-frontend and user facing interface (Next.js, shadcn/ui, trpc, kysely)
• [Other] product listing web application (Next.js, shadcn/ui, Docker, Postgres, kysely)
• [Other] GUI for a small utility application gathering info from RFID chips (Solid.js, TailwindCSS, MSW)
• [Perfect Canteen] UI for self-serving meals machine (React.js, AWS AppSync, MSW, Playwright, vitest)
• [Kiwi.com] Iterating over a feature in MVP phase moving it to a standalone working product (React.js, Next.js, Orbit, GraphQL, jest, Cypress)

FIEDLER AMS

FIEDLER is a small company developing IoT devices used in meteorology. Focusing mainly on frontend I was part of team developing newly designed cloud platform for data access and device configuration.

• frontend for Electron application (Aurelia.js, Electron)
• frontend SPA (Aurelia.js, REST API, WS, jest, Cypress)
• built custom reusable Drupal modules

Frontend

• HTML
• CSS
• SCSS
• JavaScript
• TypeScript
• Figma
• React.js
• Next.js
• Solid.js
• Cypress
• Playwright
• vitest
• jest

Backend

• Node
• Next.js
• PHP
• Postgres
• MySQL

Devops

• Docker
• GitLab CI/CD

Utilities

• git
• npm
• linux
• bash

SCADA screen for water industry usage

Bachelor thesis project, graded excellent. HMI part of SCADA system written in Aurelia.js

roles: developer

• WS communication
• dynamic SVG rendering
• software design
• user testing

SK Rudolfov - soccer club's website

Presentation website for local sports club. Written in Next.js using Wordpress as a headless CMS.

roles: fullstack

• GraphQL API communication
• TailwindCSS styling

Šlichta - restaurant's menus

Website aggregating favorite restaurant's menus at one place written in Next.js.

roles: frontend

• scraper for various websites
• API setup between Apify scraper, GitLab CI/CD and Next.js application

Middleman UIkit documentation template

Theme template for static site generator Middleman. Mainly for documentation purposes, supports few layouts and some useful tools. Ready for GitLab static site editor.

roles: frontend,designer

• creating template using ruby and Middleman tools
• designing theme similar to other

UIkit icons extended

Extended icons pack for UIkit.

roles: designer

• icons design in Figma
• continuous deployment using Figma API and GitLab CI/CD

Mock Service Worker - usage for development and testing

Presentation of MSW, a tool for mocking requests in development and testing of FE applications. Presented at Frontkon 2024 conference.

University of South Bohemia

Czech Technical University