Eyüp Atiş, ActiveAdmin Developer in London, United Kingdom
Eyüp Atiş

ActiveAdmin Developer in London, United Kingdom

Member since August 14, 2018
Eyüp is a seasoned software developer with over six years of hands-on experience with startups and digital agencies. He mainly specializes in web technologies such as Ruby, Ruby on Rails, Ember, and React, but he's also curious about mobile app development. Eyüp has worked across the stack, volunteered to mentor at Rails Girls Ankara, is active in the Turkish Linux community, and has the ability to lead teams.
Eyüp is now available for hire




London, United Kingdom



Preferred Environment

SourceTree, PostgreSQL, Sublime Text, MacOS

The most amazing...

...project I've worked on was Paraşüt, an online bookkeeping app for small businesses. The number of requests per minute and general project complexity was high.


  • Software Developer

    2017 - PRESENT
    • Refactored a substantial Ember.js 1.x app to Ember.js 2.x.
    • Developed a UI library for use in different Ember.js projects.
    • Developed an API (Ruby on Rails) that conforms to the JSON-API specifications.
    Technologies: Ember.js, Ruby on Rails (RoR)
  • Lead Developer | Technical Manager

    2016 - 2017
    Levent Ofis
    • Constructed several MVPs, startups, and small web applications with Ruby on Rails.
    • Developed an in-house boilerplate project for speeding up the development of new applications.
    • Built three in-house startups and two customer startups.
    • Implemented a video chat, a messaging feature, and screen-sharing application by using OpenTok.
    • Implemented a payment module via İyzico which is a Turkish payment gateway.
    • Worked as a full-stack developer, implementing both the front-end with a responsive design and the back-end.
    • Prepared offers for potential customers with the details of project milestones, developer/day estimations, and the project budget.
    • Took insights and feature request from customers, analyzed them, and prepared the issues on Trello for the other teammates.
    • Deployed and maintained applications on both Heroku, AWS Elastic Beanstalk, and some VPS providers.
    Technologies: Socket.IO, React, Ruby on Rails (RoR)
  • Ruby on Rails Developer

    2013 - 2016
    • Developed two products with agile methodologies and Ruby on Rails.
    • Ran two-week sprints, followed Scrum rules for product development, and used JIRA as the project's issue tracking system.
    • Developed some parts of the application that have high user interactions and dynamism with Backbone.js.
    • Developed a single-page application for an LMS project, using React on the client side.
    • Implemented a multi-tenant PostgreSQL database for SaaS product with the help of Apartment Ruby Gem; done for an LMS project.
    Technologies: React, Backbone.js, Ruby on Rails (RoR)
  • Ruby on Rails Developer

    2012 - 2013
    • Took responsibility of the company's several startups.
    • Developed Facebook apps for customers.
    • Constructed a RESTful API for a mobile application.
    • Consumed popular social media platforms' public APIs and gathered information according to the locations of the shares.
    Technologies: Ruby on Rails (RoR)


  • Pointro

    I developed a system in this project to collect user's public check-ins on multiple social media platforms such as Instagram, Foursquare, and Twitter.

  • Universiteplus

    Universiteplus is an online education startup. I was involved in nearly all of the development of the current features. In a short amount of time, we developed an admin panel to manage the content of the website; this included courseware to watch the courses' videos and take the quizzes and questions.

  • Paraşüt

    Paraşüt is an online bookkeeping application for small businesses. I refactored an old Ember app to a newer version and developed new endpoints of the API.


  • Languages

    Ruby, SCSS, JavaScript, ECMAScript (ES6), SQL, C++
  • Frameworks

    Ruby on Rails 5, Ruby on Rails (RoR), Ruby on Rails 3, Ruby on Rails 4, RailsAdmin, Ember.js, Redux, Ionic, Angular
  • Libraries/APIs

    Ruby on Rails API, Ember Data, Devise, jQuery, React, Socket.IO, Backbone.js
  • Tools

    Sublime Text 3, SourceTree, Postman, ITerm, Sublime Text, Sketch
  • Platforms

    MacOS, Linux
  • Other

    Ember CLI, ActiveAdmin, Ruby Gems, APIs, Ruby Performance
  • Paradigms

    Agile Software Development, Object-oriented Programming (OOP), Testing
  • Storage

    PostgreSQL, Redis, Memcached


  • Bachelor's Degree in Computer Engineering
    2010 - 2016
    Istanbul Technical University | ITU - Istanbul, Turkey

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