Matija is available for hire

Matija Potocnik Pribosic

Verified Expert in Engineering

Full-stack Developer

Location

Podkoren, Jesenice, Slovenia

Toptal Member Since

April 17, 2022

Matija is an expert React developer building modern web applications and focusing on creating joyous user experiences. He is a full-stack web developer who has worked with large customers such as IKEA and Oatly on projects with millions of users, complex architectures, and advanced web technologies. Matija has a history of coding, UX/UI, graphic design, translation, and a PhD in philosophy, providing him with a broad perspective and unique sets of ideas to build better software.

Front-end Web Development Responsive UI UI Development Full-stack User Experience (UX)Data Visualization User Interface (UI)CSS HTML5 GitHub Git Vanilla JS React JavaScript Ether.js Remix Web Accessibility (WCAG 2)

Portfolio

Conferatu Inc.

UI Animation, JavaScript, CSS, Framer Motion, React, Next.js, Performance

Chimpipi LLC

React, Prisma, TypeScript, Remix, Tailwind CSS, Figma, PostgreSQL, Git, GitHub

Floki Web Solutions

JavaScript, Vue, Vuex, Ethers.js, Ethereum, Etherscan, Chakra UI, Tailwind CSS...

Experience

CSS - 9 years HTML - 9 years React - 5 years Jest - 3 years Styled-components - 3 years Ethers.js - 1 year Remix - 1 year PWA - 1 year

Availability

Part-time

Preferred Environment

React, Node.js, Svelte

The most amazing...

...app I’ve developed is a progressive web app that helped IKEA workers with their daily work and automated some of their boring and repetitive tasks.

Work Experience

Front-end Developer

2023 - 2023

Conferatu Inc.

Implemented animation of a series of cards that open and close as they appear bound to scroll. Acted as a front-end developer using advanced animation skills.
Improved the indicator animation that indicates where the reader is relative to other content.
Optimized the animations for better performance on the mobile web.

Technologies: UI Animation, JavaScript, CSS, Framer Motion, React, Next.js, Performance

React Developer

2022 - 2022

Chimpipi LLC

Implemented Figma designs for a few screens and connected them to the Postgres database.
Added code splitting to improve performance and suggested further steps for data loading and list virtualization.
Implemented Remix routes with the possibility of nested layouts.

Technologies: React, Prisma, TypeScript, Remix, Tailwind CSS, Figma, PostgreSQL, Git, GitHub

Senior Front-end Developer

2022 - 2022

Floki Web Solutions

Fixed some front-end bugs and tested different user flows to help improve UX.
Created a front-end boilerplate stack for future React-based projects with Next.js and Chakra UI style system.
Built a front end for a Web3 ecosystem dashboard with React, Next.js, and ChakraUI.

Technologies: JavaScript, Vue, Vuex, Ethers.js, Ethereum, Etherscan, Chakra UI, Tailwind CSS, Next.js, Responsive UI, Agile, Chart.js, Crypto, Non-fungible Tokens (NFT), Web Development, Material UI, Git, GitHub, Web3

Full-stack JavaScript Developer

2019 - 2021

1337

Built responsive, pixel-perfect React components to be used as building blocks for websites.
Implemented database interaction with components using Firebase, AWS, and GraphQL.
Added Sentry to the project and wrote E2E testing with Jest and Cypress.io.
Fixed bugs on the microservices back end of the CMS required to process data.

Technologies: JavaScript, React, Next.js, Styled-components, TypeScript, CSS, HTML, Cypress, Jest, Node.js, Storybook, APIs, HTML5, Microservices Architecture, Gatsby, User Experience (UX), UI Animation, UI Development, Responsive Design, Less, Front-end, Responsive Web Design (RWD), Full-stack, Docker, Amazon Web Services (AWS), PostgreSQL, Redux, Front-end Development, MySQL, REST APIs, Web3.js, Figma, Three.js, SQL, Search Engine Optimization (SEO), Responsive UI, Agile, Mobile-first Design, D3.js, Minimum Viable Product (MVP), Web Development, React Redux, Git, SVG, Jamstack, GitHub, WCAG 2, Lambda Functions, Technical Architecture, Performance, Full-stack Development, Vanilla JS, PWA, Sentry, Preact

UX/UI Designer and Graphic Designer | Tokenomics

2014 - 2018

Auresco

Designed graphics and UI for a custom crypto mining pool website.
Designed graphics and UI for a custom crypto wallet.
Designed a unified visual language for the project and designed the landing page.
Designed the tokenomics of a POS cyptocurrencty and an Ethereum-based token.

Technologies: Ethereum, Cryptocurrency, Netlify, UI Development, Front-end, Front-end Development, DigitalOcean, Search Engine Optimization (SEO), Responsive UI, User Experience (UX), Data Visualization, Crypto, Blockchain, User Interface (UI), UX Design, UI Design, Web Development, Ruby, Git, SVG, GitHub, Trading Systems, Solidity

Web Developer

2013 - 2015

Razpotja Magazine

Designed a new version of the website for a Slovenian intellectual magazine.
Implemented a new website version on the WordPress platform using CSS and HTML.
Administrated the website and plugins for the website.

Technologies: WordPress, CSS, HTL, Front-end, Front-end Development, Search Engine Optimization (SEO), Responsive UI, Web Development, SVG, GitHub, Vanilla JS

Experience

Fixa | Task Management App

Fixa is a task management app designed to digitize time-consuming paper-based processes, making coworkers more efficient and effective and freeing time to focus on customers. Workers said that it was the best product IKEA has ever given them. This IKEA worker app is used internally across many IKEA markets, including Sweden, Germany, and Italy.

Our team built a PWA React application for work management with scanning, searching, task creation, and insights using Firebase and Cloud Firestore with IKEA APIs for React.

Oatly Website

https://www.oatly.com/en-us

Re-implemented Oatly's landing page and developed Oatly's digital infrastructure web app used for creative cooperation.

I worked as a full-stack JavaScript software developer on the custom CMS system and web apps for Oatly with React, Azure, and Next.js.

Estable

https://www.estable.se/

Estable is a service for everyone who loves harness racing, collecting, processing, and presenting trotting information in a completely new way. I served as a JavaScript developer on this racing platform using React and Redux alternatives, Preact and ddux.

IKEA Kitchen Planner

https://www.ikea.com/gb/en/planners/kitchen-planner/

I acted as a full-stack JavaScript developer on the IKEA Kitchen Planner, an app that lets customers assemble a 3D model of their kitchen and buy all the parts from the website. I mainly worked on the back-end CMS with React and AWS microservices.

Home Page | nathiasID

https://nathias.id

This is my personal website. I made it based on what I see as the best parts of the old and new web, using new tools to write code and publishing with server-side rendered for optimal performance. I used React Remix to build it, Supabase for storage, and Ethers.js for Web3 login. The website is made to grow in complexity and enable me to experiment with new web technologies.

Education

2009 - 2015

PhD in Philosophy

University of Ljubljana - Ljubljana, Slovenia

Skills

Libraries/APIs

React, Node.js, REST APIs, Vue, Web3.js, Chart.js, React Redux, Preact, Three.js, Vuex, D3.js

Tools

Git, GitHub, Figma, Sentry, Etherscan, Prisma

Frameworks

Vanilla JS, Next.js, Remix, Jest, Redux, Cypress, Tailwind CSS, Material UI, Svelte

Languages

CSS, HTML, JavaScript, HTML5, TypeScript, SCSS, GraphQL, HTL, Less, SQL, Ruby, Solidity

Paradigms

Responsive Web Design (RWD), Agile, UX Design, UI Design, Jamstack, Search Engine Optimization (SEO), Microservices Architecture, Microservices

Platforms

Netlify, Firebase, Amazon Web Services (AWS), Blockchain, WordPress, Ethereum, Docker, DigitalOcean

Storage

PostgreSQL, MySQL

Industry Expertise

Trading Systems

Other

Philosophy, Styled-components, User Experience (UX), UI Development, Responsive Design, Front-end, Full-stack, Front-end Development, Responsive UI, Mobile-first Design, Data Visualization, Crypto, Minimum Viable Product (MVP), User Interface (UI), Web Development, SVG, WCAG 2, Lambda Functions, Ethers.js, Gatsby, UI Animation, Technical Architecture, Performance, Full-stack Development, PWA, Cryptocurrency, Storybook, APIs, Chakra UI, Supabase, Non-fungible Tokens (NFT), Framer Motion, Web3

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