Andrej Adamcik, JavaScript Developer in Bratislava, Bratislava Region, Slovakia
Andrej Adamcik

JavaScript Developer in Bratislava, Bratislava Region, Slovakia

Member since December 19, 2014
Andrej is a software developer and architect. He has extensive experience with PHP, JavaScript, HTML, and CSS and enjoys working on both front-end and back-end. He likes creating modern websites and developing real-time scalable web applications with Node.js.
Andrej is now available for hire



  • PHP, 11 years
  • JavaScript, 10 years
  • MySQL, 9 years
  • Node.js, 6 years
  • Laravel, 4 years
  • Vue.js, 3 years
  • React, 3 years
  • Swift, 3 years


Bratislava, Bratislava Region, Slovakia



Preferred Environment

Ubuntu, Git, Mac, Visual Studio Code, CodeTasty

The most amazing...

...project I've coded is, an online IDE in the cloud.


  • PHP Developer

    2019 - 2019
    NomadicTribe, LLC (via Toptal)
    • Developed an API using Laravel for a travel app.
    • Created the app's web admin console.
    Technologies: PHP, Laravel, Vue.js
  • Full-stack Developer

    2018 - 2019
    Officeguru A/S (via Toptal)
    • Supported the development of an API for an office services platform.
    • Supported the development of a web app for an office services platform.
    • Created a presentation website for the platform.
    • Developed an iOS and Android app using React Native for the client's employees.
    Technologies: PHP, Laravel, MySQL, Vue.js, React, React Native
  • Full-stack Developer

    2018 - 2018
    SPARK! (via Toptal)
    • Developed an API for a print quote system using Node.js and MS SQL.
    • Created UI for a print quote system using Vue.js, Nuxt, and Vuetify.
    Technologies: JavaScript, Node.js, Vue.js, Vuetify, MS SQL
  • CTO

    2014 - 2018
    • Created web presentations.
    • Developed a system for generating proposals of web and mobile applications with an algorithm for cost calculation.
    • Developed a tracking and analytics application for employees.
    • Added back-end functionality for an interactive magazine.
    • Developed the website, admin, and APIs for airlines.
    • Created the Glue website for Spotify.
    • Designed an iOS application for Gartner to view and manage research articles.
    Technologies: PHP, MySQL, MariaDB, MS SQL, HTML, CSS, JavaScript, Objective-C, Swift, Node.js
  • Full-stack Developer

    2015 - 2017
    Helix Sleep (via Toptal)
    • Created an eCommerce site for custom built mattresses.
    • Developed an admin UI for the eCommerce website.
    Technologies: PHP, MySQL, HTML, CSS, JavaScript, Bash, Laravel
  • PHP/MySQL Developer

    2015 - 2016
    RAD FitKey (via Toptal)
    • Developed an API for a body measurement app.
    Technologies: PHP, MySQL
  • Software Developer

    2012 - 2016
    Lime Inspirations, s.r.o.
    • Developed a real-time chat support application (
    • Implemented Jabber functionality for communication between the app and messengers.
    Technologies: PHP, MySQL, HTML, CSS, JavaScript, Bash, Python
  • PHP Developer for Back-end REST API

    2015 - 2015
    ZYX Integrated Technologies, LLC (via Toptal)
    • Developed an API for a social monetization platform.
    Technologies: PHP, MySQL
  • Software Developer

    2013 - 2014
    Omasta Consultancy Ltd.
    • Developed an online CV generator with editable templates.
    • Created iOS games.
    Technologies: PHP, MySQL, HTML, CSS, JavaScript, Objective-C
  • Software Developer

    2006 - 2014
    • Developed an online IDE for developers supporting 40+ languages.
    • Created beautiful and modern web presentations.
    Technologies: PHP, MySQL, MariaDB, HTML, CSS, JavaScript, Node.js, C, Objective-C
  • Web Developer

    2012 - 2013
    • Designed web presentations.
    • Developed eShop solutions.
    Technologies: HTML, CSS, JavaScript, PHP, MySQL


  • Viion World Website (Development)

    Corporate website for Viion World, which designs and builds immersive learning environments, created using Vue.js, Three.js, and GSAP.

  • BookLocal Landing Page (Development)

    Landing page for a company that aims to connect hotels and travelers via blockchain smart contracts and get rid of all the middlemen.

  • CodeTasty (Development)

    A modern IDE in the cloud.

  • Lime Talk (Development)

    A real-time chat support application.

  • Comcast Media 360 (Development)

    Responsive website for Comcast.

  • CapaCV (Development)

    An iOS app for companies to manage their open positions and find the best candidates. As a candidate, you can record video with real-time face shape detection and polygons generated from the background.

  • My Gartner Mobile (Development)

    Native iOS app in Swift for viewing Gartner articles and library management.

  • RCCL App (Development)

    An iOS app done in Swift for Royal Caribbean.

    A preview of the app is shown in this video:

  • Spotify Glue Website (Development)

    A website for Spotify's design guidelines.

  • Smart Node.js Form Validation (Publication)
    Bulletproof data validation is fundamental to implementing a back-end API. Find out how datalize, a Node.js library, makes this easy—and formats your data nicely, too.


  • Languages

    Swift 4, CSS, Swift 3, HTML5, Swift, JavaScript, CSS3, PHP, HTML, Less, Objective-C
  • Frameworks

    Nette, Laravel, Koa,, Vue SSR, React Native, Ember.js, Zend Framework
  • Libraries/APIs

    React, Vue.js, Vuex, Node.js, jQuery UI, jQuery, Socket.IO, CocoaPods, Facebook API
  • Tools

    Xcode, Git, Sublime Text, AWS CLI, AWS SES, AWS EBS, Mercurial
  • Paradigms

    Object-oriented Programming (OOP), REST, Object-oriented Design (OOD), Agile Software Development
  • Platforms

    MacOS, Ubuntu, Linux, Debian Linux, CentOS, AWS Lambda, AWS EC2, Amazon Web Services (AWS)
  • Storage

    MongoDB, MySQL, MariaDB, Redis, AWS S3, AWS RDS, PostgreSQL, Microsoft SQL Server
  • Other


To view more profiles

Join Toptal
I really like this profile
Share it with others