Giulia Cardieri, Front-end Developer in Sorocaba, Brazil
Giulia Cardieri

Front-end Developer in Sorocaba, Brazil

Member since September 19, 2018
Giulia is a creative and detail-oriented freelancer with a passion for front-end development and UI/UX design. She has over six years of experience developing web applications for professional, academic, and personal projects. Giulia is a CSS enthusiast, and she is always learning new technologies. She is a good communicator and values empathy between co-workers.
Giulia is now available for hire




Sorocaba, Brazil



Preferred Environment

Slack, Git, MacOS, Discord

The most amazing...

...feature I've developed was a calendar component to create complex schedules that supported excluded dates, different timezones, and multiple day events.


  • Senior Front-end Developer

    2021 - 2022
    Kangaroo Solutions Inc
    • Developed new features on existing applications. For example, a calendar feature based on Full Calendar and ICal string allowed restaurants and couriers to have a visual schedule for administrators.
    • Collaborated on sprint and story points planning sessions as the front-end team lead. I wrote all Jira tickets, and as a team, we defined story points and chose which tickets would be part of a sprint.
    • Created UI mockups using Figma for two new applications. The focus was to create a UI that was easy to develop using UI components from either Vuetify or Ionic libraries.
    • Improved the code quality of the existing Vue.js app by refactoring Vuex to a module architecture, using proper Vuetify variables for CSS, and refactoring all API calls from plan Axios to a custom library.
    • Reviewed the code from other front-end and full-stack developers, always focusing on empathy and improvements. Applied received feedback on the code I wrote and learned from others.
    • Fixed multiple bugs on React and React Native apps that were used by multiple customers every day. Bugs were related to React lifecycle, CSS, and Formik.
    Technologies: Vue 2, Vue, Vuex, React, React Native, Vuetify, Ionic, SCSS, Jest, Storybook, Agile, Figma, UI Design, UX Design, CSS, TypeScript
  • Senior Front-end Developer

    2021 - 2021
    Dog and Pony Studios
    • Developed multiple institutional websites using Nuxt.js, Vuex, and Tailwind CSS. All websites had micro animations and accessibility A and AA rules compliance as a requirement.
    • Participated in team calls three days per week to discuss current projects through Discord, kept track of working hours using Harvest, and organized tasks using Asana.
    • Coordinated closely with the design team to create pixel-perfect implementations of UIs created with Figma.
    • Populated content, adjusted Gravity Forms instances, and created custom fields on WordPress admin to display correct data on the front end.
    • Ran accessibility checks using the AXE tool on existing and new projects to make sure they were accessible. If not, troubleshoot and fixed bugs preventing accessibility compliance issues.
    Technologies: Nuxt.js, Vuex, Vue, Tailwind CSS, WordPress, Figma, Discord, jQuery, JavaScript, Sass, Axe
  • Front-end Developer

    2019 - 2021
    The Winston Project LLC (via Toptal)
    • Developed over 25 websites for universities based in the United States using a custom framework based on Hugo, jQuery, and SCSS.
    • Implemented the front-end part of a design system with dozens of components in which accessibility was a requirement. The stack included Gridsome, Vue.js, Tailwind CSS, and VueX.
    • Created documentation for each component in the design system to assist future members of the development team.
    • Conducted accessibility checks using SiteImprove tool, troubleshooting, and fixed bugs if necessary.
    • Developed the front-end part of an interactive tuition calculator for higher education using Vue.js, Scss, and VueX.
    Technologies: Vue, A11Y, Gridsome, Hugo, Tailwind CSS, jQuery, SCSS, SiteImprove, HTML, CSS, JavaScript, Figma, Slack, Vuex
  • Front-end Developer

    2018 - 2019
    Apollo (via Toptal)
    • Developed responsive UIs using SCSS, HTML, jQuery, and Middleman.
    • Implemented pages to display infographics in images and PDF formats.
    • Recreated a complete website UI, previously built with React, using Middleman.
    • Fixed issues regarding 301 redirects using Node.js.
    • Troubleshot issues to resolve bugs and defects related to the front-end development.
    Technologies: Git, Bootstrap, Flexbox, HTML5, CSS3, Sass, Zeplin, Node.js, Middleman, LocalStorage, JavaScript, jQuery, SCSS, CSS, HTML
  • UX Designer

    2018 - 2019
    • Worked as a UX researcher on the chatbot team with three other people.
    • Developed the chatbot's persona with the UX team. We decided to set this person as a female, non-binary early adult.
    • Validated the chatbot with users through a survey using Google Forms.
    • Researched and gathered data regarding the LGBT+ community to develop the chatbot content.
    • Created a chatbot using Google's tool DialogFlow with the team.
    Technologies: Web UX, Slack, Flow, Chatbots
  • Computer Science Graduate Researcher

    2017 - 2019
    • Developed a PWA architecture called PWA-EU. It is a mix of event-driven and layered software architectures so users can act as co-designers of an app. This freedom and flexibility are provided so users can make design choices on the PWA.
    • Conducted software engineering and human computer-interacted experiments to evaluate and compare native mobile, web mobile, and PWA applications.
    • Analyzed qualitative and quantitative data obtained from experiments and study cases.
    • Wrote scientific articles describing the HCI experiments and PWA-EU approach.
    • Developed and designed the proof of concept PWAs for the PWA-EU approach. The first, an event-scheduling app, was developed with Vue.js, CSS, and LocalStorage. The second was developed with Vanilla JavaScript, CSS, Handlebars.js and LocalStorage.
    • Conducted training sessions to teach PWA in theoretical and practical ways to graduate and undergraduate students.
    Technologies: Progressive Web Applications (PWA), Materialize, UX Design, Git, Web UX, CSS, CSS3, HTML5, JavaScript, Sass, User Experience (UX), Vue, PWA
  • CSS Developer

    2018 - 2018
    Postbox (via Toptal)
    • Developed UIs for a dark mode feature on a desktop app using plain CSS.
    • Worked on a large codebase with dozens of CSS files.
    • Debugged files to fix bugs and defects related to the front-end development.
    • Used Git as version control to safely and quickly develop applications.
    Technologies: Flexbox, HTML5, CSS3, Sass, Git, Firefox, CSS, HTML
  • Web Developer and Designer

    2016 - 2017
    • Developed a full-stack web application using HTML5, Sass, jQuery, CodeIgniter, and MySQL for freelance clients. The app was a website with educational content for high school and undergraduate students of UNESP Bauru.
    • Designed web applications for freelance clients using Photoshop.
    • Worked on a team as a front-end developer (HTML5, Sass, and jQuery) to create a women empowerment social network for Microsoft's Imagine Cup competition.
    • Assisted new members with lectures about front-end technologies (HTML, CSS, and SASS) and mentoring.
    • Provided assistance after applications were delivered to clients.
    Technologies: JavaScript, UI Design, Git, Web UX, HTML5, CSS, CSS3, MySQL, CodeIgniter, jQuery, Sass, HTML
  • Front-end Developer

    2015 - 2015
    • Assisted with web system maintenance of Lecom business process management (BPM), focusing on HTML, CSS, JavaScript and jQuery. Lecom BPM on a process automation software based on web technologies.
    • Contributed to UI prototype elaboration of Lecom BPM's new features.
    • Created documentation of new functionalities developed on the Lecom BPM using jQuery and Vanilla JavaScript.
    • Added REGEX validation to form input fields using Vanilla JavaScript.
    • Worked with Agile methods daily, such as Scrum and Kanban.
    Technologies: Git, HTML5, CSS3, Bootstrap, jQuery, JavaScript, CSS, HTML
  • Full-stack Web Developer

    2014 - 2014
    • Designed a hybrid mobile application prototype using Photoshop.
    • Created a hybrid mobile app with Cordova.js, HTML, Sass, Bootstrap, jQuery, and Gulp. This app was a catalog for a furniture store that needs all their furniture on the app and also had features in which users could customize their furniture.
    • Refactored CSS and Sass code from the company's website.
    • Worked with Agile methods every day, such as Scrum.
    • Developed an application with Django framework, Sass, HTML5, and jQuery.
    Technologies: UI Design, Git, HTML5, CSS, CSS3, Bootstrap, Cordova, Django, Gulp, jQuery, JavaScript, Sass, HTML


  • Construtora Cardieri

    Construtora Cardieri is a constructing company in Sorocaba, Brazil. I designed and developed a modern website so they can showcase their buildings and tell a bit about their story.
    It was developed for 2 months using technologies such as Vue.js, Sass, Node.js, and Express.js.

  • Dinokiki

    Dinokiki is my bigger and favorite personal project. It started in February 2014 as a way to learn more about JavaScript and today is an interactive website with over 3.5k views/month. It is a fun and entertaining website for all ages.
    It uses Vue.js, Sass, Node.js, and Express.

  • Agility Infographic

    An interactive infographic about agility. The idea for this infographic was to transform many pages of text into a fun, easy to understand infographic. It was developed using HTML, Sass, and jQuery. All animations were created using CSS.

  • CSS Illustrations/Animations

    I enjoy designing and developing CSS illustrations (sometimes animated) on CodePen. Most are built with HTML5, CSS/Sass, and JavaScript/jQuery.

  • Giulia Cardieri - Online Portfolio

    My personal webpage, designed and developed by me.


  • Languages

    CSS3, Sass, CSS, HTML5, HTML, JavaScript, SCSS, Hugo, TypeScript
  • Libraries/APIs

    Flexbox, Vue, jQuery, Vue 2, Vuex, LocalStorage, Node.js, React
  • Frameworks

    Bootstrap, Materialize, Tailwind CSS, YARN, Vanilla JS, Nuxt.js, React Native, Vuetify, Ionic, Jest
  • Tools

    Adobe Photoshop, Sketch, Git, Adobe Illustrator, Figma, Sublime Text, Slack, Zeplin, Gulp, NPM, Middleman
  • Paradigms

    UX Design, UI Design, BEM, Human-computer Interaction (HCI), Quantitative Research, Agile
  • Other

    CSS Grid, Progressive Web Applications (PWA), Web UX, Accessibility, A11Y, Gridsome, PWA, Chatbots, Google Material Design, App UX, Discord, Axe, SiteImprove, User Experience (UX), User Research, Material Design, Storybook
  • Platforms

    MacOS, Firefox, WordPress
  • Storage



  • Master's Degree in Computer Science
    2017 - 2019
    Universidade Federal de São Carlos - UFSCar - Sorocaba, Brazil
  • Bachelor's Degree in Computer Science
    2012 - 2016
    Universidade Estadual Paulista - UNESP - Bauru, Brazil
  • Non Degree International Student (Brazilian Government Scholarship) in Computer Science
    2013 - 2014
    Rochester Institute of Technology - Rochester, NY

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