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Nurazem Kaldybaev, JavaScript Developer in Dublin, Ireland
Nurazem Kaldybaev

JavaScript Developer in Dublin, Ireland

Member since November 30, 2013
Nurazem is now available for hire
Nurazem Kaldybaev, JavaScript Developer in Dublin, Ireland
Nurazem Kaldybaev

JavaScript Developer in Dublin, Ireland

Member since November 30, 2013
Nurazem is a developer with extensive experience in building efficient, well-designed, and scalable web applications. He has built complex online commerce management applications responsible for products through their entire lifecycle.
Nurazem is now available for hire

Portfolio

Experience

  • Python, 7 years
  • JavaScript, 7 years
  • Ruby, 6 years
  • Ruby on Rails (RoR), 6 years
  • PHP, 4 years
  • PostgreSQL, 3 years
  • AngularJS, 2 years
Dublin, Ireland

Availability

Full-time

Preferred Environment

OS X, Ubuntu, Sublime Text, iTerm, RubyMine, Git

The most amazing...

...thing I've coded is a mathematical algorithm to build an elastic projection from a linear projection to shape complex 3D objects.

Employment

  • Software Engineer

    2018 - 2019
    DeliveryHero Hungerstation (via Toptal)
    • Worked on introducing command and repository patterns to an existing Rails app in order to break down the app into manageable components.
    • Implemented new features in the GraphQL-based API used by the React front-end.
    Technologies: Ruby on Rails, GraphQL, React
  • Senior Software Engineer

    2017 - 2018
    Grubhub, Inc.
    • Developed a search system to search for orders, deliveries and couriers using Elasticsearch and Cassandra.
    • Created Apache Spark jobs to intake and ingest large sets of data into Elasticsearch and Cassandra as a backup system.
    • Maintained a central delivery operations service which manages all restaurants, markets, and couriers in the Grubhub system.
    Technologies: Java, Spring, Guice, Python, React, AWS SNS/SQS
  • Software Engineer

    2016 - 2017
    Zoomer Delivery, Inc. (acquired by Grubhub)
    • Created a recruitment funneling system for driver applicants.
    • Automated the process of driver application processing starting from the process of online application, background checks, contract signing, and finally creating a driver in the Zoomer system.
    • Developed multiple features to increase the efficiency of deliveries.
    • Created new features, improved app performance, and fixed bugs for the main Zoomer platform, which encompasses all of the day-to-day operations.
    Technologies: Ruby on Rails, Angular, Ionic, Python
  • Software Engineer

    2015 - 2016
    Cake, Inc. (via Toptal)
    • Developed a mobile application in Ember.js for finding new restaurants in a given area, adding reviews and ordering food.
    • Worked extensively with Google Maps JavaScript SDK to create a fast map view.
    • Modified server-side logic in Node.js to accommodate changes in requirements for the mobile app.
    Technologies: Ember, Node, Cordova, PhoneGap
  • Software Engineer

    2014 - 2015
    Intercom, Inc.
    • Developed a global user events feed and user profile REST API using Ruby on Rails.
    • Created client-side global user events and user profile applications using Ember.js.
    • Created Intercom apps for the Salesforce and Zendesk platforms.
    • Added integration for GitHub issues and Intercom conversations.
    • Built a PHP and Ruby client for the Intercom API.
    Technologies: Ruby on Rails, Ember, Node.js, Backbone.js, Java, Dropwizard, PHP
  • Web Developer

    2013 - 2014
    Inverse Point
    • Developed an entire inventory lifecycle management software system for a fashion company (Mr. Draper LLC).
    • Created internal accounting software using PHP for a public sector company with branches in more than 100 countries.
    • Developed software for fleet, sales, and customer relations management using Ruby on Rails and AngularJS for car rental and sales companies in UAE.
    • Created a CRM module for a consulting company based in Dubai using Ruby on Rails.
    • Developed an online commerce platform for an electronics retail company based in Dubai.
    Technologies: Ruby on Rails, AngularJS, PHP, Redis, MySQL, Memcached
  • Software Developer

    2009 - 2011
    Vector Foiltec GmbH
    • Implemented an AutoCAD module to automate generation of construction parts from a building model using Lisp.
    • Developed a C++ plugin for AutoCAD to create a geometric projection of a 3D object to the plane.
    • Created a reusable VBA module for calculation of stability wires for large structures.
    • Supported an existing automation tool for AutoCAD to dissect construction parts for machinery,.
    • Developed a small module for automation of the Leipzig Zoo roof construction.
    Technologies: Lisp, C++

Experience

  • Intercom (Development)
    https://www.intercom.com

    I worked on global user events and user profile parts of the Intercom application. I also created integrations with third-party services such as Zendesk, Salesforce, and GitHub.

  • Mr. Draper (Development)
    http://mrdraper.ae

    An inventory management platform built using Ruby on Rails. It is integrated with Salesforce as a CRM back-end and Payfort as a payment processor. The system handles the whole product lifecycle, starting from its creation in the warehouse through payment handling and delivery to the customer.

  • MPremiere Box Office (Development)

    I developed a complete box office software system for ticket sales and event management. The system is built using PHP and makes use of a CashU payment API to process credit card payments.

  • Fleetroller (Development)

    Complete fleet, sales, and customer relations management software developed using AngularJS, Ruby on Rails, MySQL, and Redis. It is specifically tailored for Gulf Cooperation Council countries.

  • Grubhub Delivery Operations Center (Development)
    http://grubhub.com/

    A central system that manages restaurant working hours, market blackouts, courier communication and scheduling. One of the largest features I have worked on is the functionality of automatically managing the number of drivers depending on the market supply/demand.

Skills

  • Languages

    Ruby, Java, Python, JavaScript, PHP, Go, C++
  • Frameworks

    Ember.js, AngularJS, Ruby on Rails (RoR), Express.js, Django, React Native, Sinatra, Flask
  • Libraries/APIs

    Zendesk API, Intercom API, Facebook API, Salesforce API, Node.js, PayPal API, React
  • Tools

    IntelliJ, Vim Text Editor, Git, Sublime Text, RubyMine, Zen Coding
  • Paradigms

    REST, Agile Software Development, Behavior-driven Development (BDD), Test-driven Development (TDD), Functional Programming
  • Platforms

    MacOS, Linux, Salesforce
  • Storage

    MySQL, Redis, MongoDB, PostgreSQL
  • Other

    Applied Mathematics, Mathematics

Education

  • Bachelor of Science degree in Applied and Computational Mathematics
    2008 - 2011
    Jacobs University - Bremen, Germany
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