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Ronaldo Santiago

is available. ✅

Angestellt, Senior Software Engineer, CI&T
Bis 2013, Bachelor in Computer Information Systems, Universidade Estacio de Sa
Rio de Janeiro, Brazil

Skills

TypeScript
JavaScript
ActionScript
Haxe
Game Development
Pixi
Phaser
Robotlegs
HTML5
Open Source
Test-Driven Development
Continuous Integration
Code Reviews
Adobe Air
React.js
React Native
Vue.js
Frontend
Domain-driven Design (DDD)
Node.js
Mentoring
Next.js
Redux
Tailwind CSS
Go
Full-stack development
Agile Development

Timeline

Professional experience for Ronaldo Santiago

  • Current 8 months, since Nov 2024

    Senior Software Engineer

    CI&T

    Working on a large-scale project for a major client, building the platform from scratch. Responsible for core libraries, design system, and microfrontend architecture.

  • 2 years, Nov 2020 - Oct 2022

    Senior Software Engineer

    Descomplica

    Contributed to multiple projects within the e-learning platform, including the LMS (Learning Management System). Designed and implemented the progress tracking system and video consumption flow.

  • 1 year and 9 months, Mar 2019 - Nov 2020

    Senior Software Engineer

    Auti Books

    Led the development of the audiobook platform from conception to launch, working on web, mobile, and chatbot solutions.

  • 1 year and 3 months, Jan 2018 - Mar 2019

    Senior Software Engineer

    OLX Brasil

    Worked on the marketplace platform, implementing new features and improving user experience. Also responsible for integrating Real Estate projects with the main platform.

  • 3 years and 9 months, Apr 2014 - Dec 2017

    Senior Software Engineer

    Setzer Games

    Designed and developed mobile games and web applications as an independent developer, handling frontend, backend, and game logic.

  • 6 months, Nov 2013 - Apr 2014

    Senior Frontend Engineer

    PixelHouse

    Improved performance and fixed issues in an online photo book editor, enhancing the platform’s usability.

  • 2 years and 1 month, Sep 2010 - Sep 2012

    Game Developer

    Gazeus Games

    Developed social and multiplayer games for Facebook and the Gazeus portal, integrating chat rooms, photo manipulation, and social features.

  • 1 year, Oct 2009 - Sep 2010

    Frontend Developer

    MedGrupo

    Built prototypes and video components for the company’s educational platform.

  • 6 months, May 2009 - Oct 2009

    Frontend Developer

    Bendita

    Developed interactive 3D websites using Papervision 3D and maintained legacy projects.

  • 1 year and 7 months, Oct 2007 - Apr 2009

    Web Developer

    Raw Solucoes

    Maintained legacy systems using ASP/MS SQL and developed interactive components for Pinpix, a photo-sharing platform.

Educational background for Ronaldo Santiago

  • 5 years and 1 month, Jul 2008 - Jul 2013

    Bachelor in Computer Information Systems

    Universidade Estacio de Sa

    Aims to support operations, management and decision making, the institution was focused on preparing students to the real environment work with emphasis on the Java Programming language and Agile methodologies.

Languages

  • Portuguese

    First language

  • English

    Fluent

  • German

    Intermediate

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