Krzysztof Fudali, Software Developer in Berlin, Germany
Krzysztof Fudali

Software Developer in Berlin, Germany

Member since November 7, 2016
Ever since Krzysztof can remember, he's been able to gain valuable educational and professional programming experience wherever he is. He specializes in the most relevant languages today which include JavaScript and Ruby. Today, he is a very results-driven entrepreneur and software engineer.
Krzysztof is now available for hire


    ECMAScript (ES6), Node.js, Angular, Redux, React
  • Google
    Closures, Babel, Sass, AngularJS, Emacs
  • Jobbee
    Amazon Web Services (AWS), Ruby on Rails (RoR), Ruby, React



Berlin, Germany



Preferred Environment

Git, Vi, MacOS

The most amazing... I've done was with the AdX team on a new way of visualizing complex data.


  • Research and Development Engineer

    2017 - PRESENT
    • Introduced React to the company and led the migration from Angular to React.
    • Rewrote the entire front-end of a proxy manager tool in React. It's a complex tool for managing proxies and debugging scraping processes.
    • Taught the rest of the team the best practices and paradigms of functional and reactive programming.
    • Improved the performance of distributing IPs within a VPN system.
    • Was partially responsible for product management—choosing the features to be implemented and gaining and evaluating feedback from the customers.
    Technologies: ECMAScript (ES6), Node.js, Angular, Redux, React
  • User Experience Engineering Intern

    2016 - 2016
    • Developed the website,
    • Cooperated with various team members from UX engineers and researchers to software engineers and designers.
    • Designed and implemented the core feature of the very new Google product (commenting and annotating on videos).
    Technologies: Closures, Babel, Sass, AngularJS, Emacs
  • Co-founder | CTO

    2015 - 2016
    • Designed the architecture and implemented whole client side in React and back-end in Ruby on Rails.
    • Developed an application from end-to-end. This included the design, choosing the technology, the implementation, and the deployment on AWS.
    • Conducted market research and cooperated with the sales team.
    Technologies: Amazon Web Services (AWS), Ruby on Rails (RoR), Ruby, React
  • Software Engineering Intern

    2015 - 2015
    • Worked in the AdX front-end team on the new way of visualizing complex data.
    • Performed research, created designs and was responsible for the implementation.
    • Worked with various teams in NYC, San Francisco, and Chicago.
    Technologies: Google, GWT, Java
  • Web Developer

    2015 - 2015
    • Worked in a very Agile work environment.
    • Designed and implemented new functionalities in the invoice management system which is used every day by a vast number of customers.
    • Developed projects in Javascript and Ruby on Rails; using mainly JavaScript, Ruby, and MySQL.
    Technologies: MySQL, Sass, Ruby on Rails (RoR), Ruby
  • Java Developer

    2014 - 2014
    • Analyzed, designed, and implemented the crucial part of a project management system for the Flemish government.
    • Performed IT analysis.
    • Worked in an international team.
    Technologies: Spring, Oracle, JEE, Java


  • Jobbee

    I worked on a two-sided marketplace for small jobs. As a lead developer, I was also responsible for the design, the architecture, the implementation, and the deployment. The project had a big feature set including the real time-like Airbnb-map, live messaging, an escrow payment system, and much more.

    Technologies: React, Redux, Recompose, Ruby on Rails 4, RSpec, Redis, AWS, Other Well-known Gems, npm


  • Languages

    JavaScript, Ruby, SQL, Java, Sass, ECMAScript (ES6)
  • Frameworks

    Ruby on Rails (RoR), Redux, AngularJS, Spring, GWT, Angular
  • Libraries/APIs

    Node.js, React, Ruby on Rails API, MobX
  • Tools

    Vim Text Editor, Git, Emacs, Babel
  • Paradigms

    Functional Programming, Agile Software Development
  • Storage

    PostgreSQL, MySQL, Redis, PostGIS
  • Platforms

    MacOS, JEE, Oracle, Amazon Web Services (AWS)
  • Other

    Vi, Google, Closures


  • Bachelor's Degree in Computer Science
    2012 - 2015
    University of Warsaw - Warsaw, Poland

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