Esteban Muñoz Solís, Full-stack Developer in San Ramón, Alajuela, Costa Rica
Esteban Muñoz Solís

Full-stack Developer in San Ramón, Alajuela, Costa Rica

Member since August 29, 2015
Esteban has over 13 years of experience developing software and 11 years developing full-stack web applications in Ruby on Rails. He's used to working both remotely and directly with clients. This experience has given him excellent communication skills with both clients and co-workers. He has a master's degree, is very proactive, and likes professional challenges, so he's always looking for projects that can make both him and the client grow.
Esteban is now available for hire




San Ramón, Alajuela, Costa Rica



Preferred Environment

Git, Linux, MacOS

The most amazing...

...thing I've helped code is a hardware/software solution for providing security and cryptographic processing, using network-attached encryption.


  • Co-owner and Software Engineer

    2011 - PRESENT
    EJE Digital
    • Worked in several full-stack Ruby on Rails applications as senior software engineer for outsourcing clients.
    • Provided guidance as technical lead for junior developers in the company.
    • Managed in-house web applications using cutting-edge technologies as full-stack developer and technical lead.
    Technologies: Ruby on Rails (RoR), Ruby
  • Full-stack Web Developer

    2015 - 2016
    American Medical Professions Association (via Toptal)
    • Built a complete web application from scratch, including features like profile management, social networking, document repository, and more.
    • Wrote more than 500 automated tests for the app.
    • Integrated the web application with some third party APIs.
    • Took care of the administration of the web application, including setup steps for the code repository, hosting and assets, and the deployment process.
    • Took care of the requirements analysis and design of the entire application.
    • Kept constant communication with the client about requirements and project updates.
    Technologies: Ruby on Rails (RoR), Ruby
  • Software Engineer

    2006 - 2011
    Avantica Technologies
    • Involved in design, development, testing, and maintenance activities for a security encryption software, both software and hardware related.
    • Designed, developed, and tested an application in a web service that processed requests that were queued as they were received.
    • Designed, developed, and tested a web application that created a meeting point for people with cancer and their friends and families.
    • Analyzed requirements for a banking web application especially designed for teens. Also involved in the development of a prototype for this project.
    • Oversaw a web application and API for an email marketing client.
    Technologies: C#, C++, Perl, PHP, Ruby on Rails (RoR), Ruby, .NET, C
  • IT Administrator and Software Developer

    2005 - 2006
    Reingeniería de Servicios S.A.
    • Designed and developed software applications to facilitate the company’s management in all the required areas.
    • Administrated the company's local network.
    • Developed and managed one of the company’s web pages and its servers.
    Technologies: Java, .NET


  • Costa Rican Citizen Registry Lookup

    Rails 5 JSON API to look for Costa Rican citizens by ID number

  • VerticalResponse API Wrappers

    API client libraries for the VerticalResponse application ( There are currently three wrappers available for three different languages: Ruby, Java, and PHP.

  • AvanticaGreen Web Application Game

    Web application that consists in a collaborative game for internal users of the Avantica Technologies organization, to help spread awareness about the environment.


  • Languages

    Ruby, CoffeeScript, JavaScript, HTML, Sass, XML, CSS3, C, PHP, C#, Java, Perl, C++
  • Frameworks

    ZURB Foundation, Ruby on Rails (RoR), Bootstrap, Capybara, .NET, Zend Framework
  • Libraries/APIs

    jQuery, Ruby on Rails API, Node.js
  • Tools

    Git, RSpec, Subversion (SVN)
  • Platforms

    MacOS, Linux, Windows
  • Storage

    JSON, PostgreSQL, MySQL
  • Other

    Full-stack, APIs
  • Paradigms

    Agile Software Development, Behavior-driven Development (BDD), Test-driven Development (TDD), Scrum


  • Master's Degree in Computer Science
    2006 - 2008
    University of Costa Rica - San José, Costa Rica
  • Bachelor's Degree in Computer Science
    2002 - 2005
    University of Costa Rica - San José, Costa Rica

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