Alex Oliveira, AWS Certified Developer Developer in Montreal, QC, Canada
Alex Oliveira

AWS Certified Developer Developer in Montreal, QC, Canada

Member since May 6, 2016
Alex is a passionate technologist and successful startup executive with nine years of professional experience in engineering. As a business-minded and nerd tech guy, he likes to architect and deliver high-quality implementation that meets business needs. He has worked with banks and mortgage institutions, advised CTOs, led software and data science teams, and has consistently delivered high-performing client projects.
Alex is now available for hire


  • Nestready
    Ruby, Python, Elixir, React, GCP, Docker
  • Toptal
    Ruby on Rails, Google Cloud, Python
  • VanHach
    C#, React, AWS



Montreal, QC, Canada



Preferred Environment

Vim, GitHub, macOS, Slack, Alacritty

The most amazing...

...API I've coded tracks the location of school busses and sends updates to parents via SMS when the bus is close, so they don't have to wait long.


  • Back-end Team Lead, Engineering Manager, VP of Engineering

    2019 - PRESENT
    • Built an ETL for a real state company.
    • Built white-label applications for banks and mortgage institutions that use Rails as the API and React on the front end.
    • Led software engineer and data science teams.
    • Built services using Elixir, Phoenix, and Rails engines.
    Technologies: Ruby, Python, Elixir, React, GCP, Docker
  • Team Lead

    2018 - 2019
    • Led a team of highly skilled software engineers.
    • Developed applications in Python and Ruby.
    • Improved background processing performance.
    • Created a distributed automated test runner.
    Technologies: Ruby on Rails, Google Cloud, Python
  • Technical Advisor

    2018 - 2018
    • Worked with the CTO to improve processes and introduce better and newer technologies.
    Technologies: C#, React, AWS
  • Developer, Team Lead, CTO, Technical Advisor

    2017 - 2018
    • Participated in Techstars Seattle.
    • Built an API using Rails which communicated with several third-party APIs.
    • Built the front end using React and Redux.
    Technologies: Ruby on Rails, AWS, React
  • Software Engineer

    2015 - 2017
    • Freelanced in Brazil, Canada, and the USA.
    • Developed the back end with Ruby, Python, and Node.
    • Used Angular and React for front-end development.
    Technologies: PHP, Ruby, AWS, Linux
  • Software Engineer

    2015 - 2017
    • Developed the front end using React.
    • Developed the API with Ruby on Rails.
    Technologies: Ruby on Rails, AWS, React


  • NeoVIM Configuration (Development)

    This is a very advanced Neovim configuration for full-stack developers and operations. Neovim is a code editor for hackers.


  • Languages

    Ruby, GraphQL, HTML5, JavaScript, CSS, Elixir, Python 2, Python 3
  • Frameworks

    Ruby on Rails (RoR), Ruby on Rails 3, Ruby on Rails 4, Ruby on Rails 5, Redux, Bootstrap, Phoenix, Express.js
  • Libraries/APIs

    React, Rails Engines, Ruby on Rails API, React Redux, Node.js
  • Tools

    Vim Text Editor, Git, Webpack
  • Paradigms

    REST, Functional Programming, Object-oriented Programming (OOP), Agile
  • Platforms

    Heroku, Docker, Kubernetes, Google Cloud Platform (GCP), Twilio
  • Storage

    PostgreSQL, Redis, JSON, MongoDB, Elasticsearch
  • Other

    AWS Certified Developer,, APIs, Apollo, AWS, Concurrent Computing, WebSockets, rails


  • AWS Certified Developers
    DECEMBER 2017 - DECEMBER 2020
    Aws Certification

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