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Sergio Antonio Milici, Software Developer in Buenos Aires, Argentina
Sergio Antonio Milici

Software Developer in Buenos Aires, Argentina

Member since December 17, 2013
Sergio is a software engineer with a talent for developing scalable and efficient solutions for complex problems. He has a comprehensive understanding of design processes with experience in all the design stages of a product, including research, development, scalability, and testing.
Sergio is now available for hire

Portfolio

Experience

  • Apps, 4 years
  • AngularJS, 4 years
  • Reactive Programming, 3 years
  • Ionic, 3 years
  • Node.js, 2 years
  • Redux, 2 years
  • RxJS, 2 years
  • Ionic 2, 1 year
Buenos Aires, Argentina

Availability

Part-time

Preferred Environment

Node, AngularJS, NoSQL, Ionic, Android, iOS

The most amazing...

...project I've created is a distributed system to control all software and hardware changes on every machine in a network.

Employment

  • Mobile Engineer

    2015 - 2015
    Hollaback! (via Toptal)
    • Created a hybrid HTML5 mobile app from scratch for Android (https://play.google.com/store/apps/details?id=org.ihollaback.android&hl=es_419) and iOS (https://itunes.apple.com/us/app/hollaback!/id379866261?mt=8).
    • Designed and implemented business logic in JavaScript following design patterns and best practices.
    • Deployed builds to production for Android and iOS using TestFlight and Google Play.
    • Integrated native plugins like geolocation, contacts, and keyboard.
    • Integrated Facebook native login and Google Maps.
    Technologies: AngularJS, Ionic, Sass, JavaScript
  • Front-end Software Engineer

    2015 - 2015
    Kimono (via Toptal; https://usekimono.com/)
    • Redesigned chat workflow for sending and receiving messages.
    • Created the mobile version using Ionic Framework.
    • Refactored and designed the OOP model.
    • Implemented Algolia search API.
    • Improved performance on mobile versions.
    Technologies: AngularJS, Ionic, Cordova, Android, iOS HTML5, CSS3, JavaScript
  • Java DevOps Consulting

    2014 - 2014
    L2 (via Toptal)
    • Converted 5 Java projects to Maven projects.
    • Designed and implemented a configuration module to support multiple environments using Typesafe/Conf.
    • Set up automatic builds on Jenkins with GitHub.
    Technologies: Java, Maven, Jenkins
  • Software Engineer

    2012 - 2014
    50Cubes
    • Created back-end server for an ad targeting system for Facebook Games.
    • Developed a JavaScript library to serve ads based on game states.
    • Designed a real-time metric system on HTML5 for showing user conversions.
    • Created a Java back-end server for a Space Pirates game. Integrated it with Android and Facebook.
    • Managed AWS to support all systems, including Handling databases, fail-over, and performance.
    Technologies: Java, Python, PHP, JUnit, PHPunit , Jasmine, Spring, JavaScript, MySQL, Redis
  • Software Engineering Tech Lead

    2009 - 2012
    InvGate
    • Created a multi-platform client-server application to control hardware and software changes over the whole network.
    • Developed a multi-platform client application on C++.
    • Implemented high concurrency to handle all changes on thousands of computers.
    • Managed the team and development.
    • Made the back-end to scale and processed huge amounts of data.
    Technologies: C++, PHP, HTML5, MySQL, Memcached, Jenkins, PHPUnit, Java
  • C++ Developer

    2006 - 2009
    JDB
    • Designed a stock system to control all company assets.
    • Created a MFC UI.
    • Analyzed and designed MySQL schema.
    • Created an installer and deployment tool for control updates.
    • Designed the migration to web.
    Technologies: C++, MySQL, MFC, Web

Experience

  • InvGate Assets (Development)
    http://www.invgate.com/es/assets/

    Assets is a suite of intelligent solutions to manage change and maximize the use of resources and make informed IT decisions.
    I designed it from the very start, including creating and deploying software and handling metering, inventory, and change management modules.

  • Space Pirates (Development)

    Space Pirates is a mobile game for Android and iOS built with Unity3D. I designed the back-end server to handle thousands of concurrent users, using Netty and Spring.

  • BEE (Development)

    BEE is an online ad server designed specifically for 50Cubes' games. It was custom built to allow us to flexibly optimize the ads being served in our various games.
    It was made on PHP, MySQL, Redis, HTML5, JavaScript, and Python.

  • Hollaback! (Development)
    https://play.google.com/store/apps/details?id=org.ihollaback.android&hl=es_419

    iOS: https://itunes.apple.com/us/app/hollaback!/id379866261?mt=8

  • Sergio is a mentor in the Toptal Global Mentor’s Program. This program is a partnership between Toptal and General Assembly to provide high quality mentorship for students from minority and low income backgrounds who are looking to begin their careers as professional software engineers. Sergio shows commitment to diversity in tech by mentoring a General Assembly student every week for a year, covering everything from coding tips and tricks to advice on making it in the industry.

Skills

  • Languages

    JavaScript, Java, TypeScript, ES7, ECMAScript (ES6), HTML5, PHP, Xtend, SQL, C++, CSS, Sass, C, Scala
  • Frameworks

    Ionic 2, Angular, Cordova, Ionic, AngularJS, Redux, Jasmine, Selenium, Bootstrap, Express.js, Play Framework, Laravel, Symfony 2, Spring, Hibernate, Netty
  • Libraries/APIs

    Google Maps, React, ngrx, Node.js, Facebook API, RequireJS, RxJS, Socket.IO, Twitter API, YouTube API, jQuery
  • Tools

    Bower, SAP Hybris, Maven, Jenkins, Grunt, Karma, NPM, Mocha, Gulp.js, Git, Amazon CloudFront CDN, Babel, Google Analytics, Subversion (SVN), Mercurial, SBT
  • Paradigms

    Test-driven Development (TDD), Object-oriented Design (OOD), Functional Reactive Programming, Model View Viewmodel (MVVM), Model View Controller (MVC), Reactive Programming
  • Storage

    NoSQL, MongoDB, Redis, MySQL, Memcached, Microsoft SQL Server
  • Other

    Single-page Applications (SPA), System Administration, Open Source, Architecture, SaaS, Apps
  • Platforms

    Mac OS, Android, Windows, Linux, Firebase, Parse

Education

  • Master of Engineering degree in Information Systems Engineering
    2005 - 2012
    National Technological University - Buenos Aires, Argentina
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