Marcelo Retana


Senior Software Engineer | San José, Costa Rica

Marcelo is a Senior Software Engineer with more than 5 years experience.  He has expertise in HTML5, CSS3, and JavaScript. 

  • Advanced-level knowledge of frontend technologies
  • Knowledge of design patterns
  • Knowledge of pre-processed CSS styling (SASS, LESS)
  • Fluency with data transfer formats and protocols popular in web applications
  • Capable of writing code compliant with modern accessibility and SEO guidelines and best practices
  • Capable of working with version control systems
  • Capable of building proof of concept prototypes
  • Capable of integrating a web solution based on a Content Management System
  • Capable of troubleshooting, debugging, and doing root cause analysis of web applications issues
  • Capable of consuming, parsing, and translating SOAP or REST web services


Prodigious Latin America
Software Engineer / Senior Web Developer

Cortical Touch
JavaScript Consultant

Software Developer



Software Engineer / Senior Web Developer
Prodigious Latin America (January 2016 - Present)
Responsible for designing and writing code and providing support for web applications. I am able to work independently, assuming ownership for the design, interface, and programming of simple and complex websites.

  • Developing web applications that follow the latest web standards and conforms with leading-edge frontend technologies
  • Works closely with creative, business, technology, and QA teams to ensure the technology will be functional and meet performance targets on all web platforms (mobile, desktop)
  • Owns the development of web applications and ensures they follow the overall technical architecture and design established by the technical lead
  • Implements user and business requirements which are composed of multiple development activities
  • Maintains up-to-date and complete documentation on projects as dictated by the capabilities guidelines and best practices
  • Debugs or troubleshoots complex issues in existing web applications
  • Proactively provides feedback on policies and procedures when an opportunity for improvement exists

Javascript Consultant
Cortical Touch (July 2015 - June 2016)
Software development specialists delivering multi-device web applications using Node.js, HTML5, and modern JavaScript libraries. Custom software development, consulting and team augmentation services. Cortical Touch specialists provide knowledgeable guidance and leadership on a wide range of technical areas.

The goal is to deliver exceptional services by providing experienced and skilled JavaScript, DevOps, and Web Specialists to support you during implementation of strategic milestone projects, whether you are starting from scratch or need help improving an existing code base.

Software Developer
GreenCube (January 2016 - March 2016)
A Software development shop for advertising agencies.

Software Developer
Apogee Interactive Software (June 2015 - January 2016)
Apogee Interactive Software is the newest and latest live dealer provider. Through the implementation of cutting-edge technology and innovative creative design, Apogee has crafted an
advanced and unparalleled Live Gaming Experience.

The software is the first to be completely based on HTML5, with seamless cross-platform compatibility.

Apogee is also the first to implement the use of Ultra HD, also known as 4k definition, creating the perfect solution for companies that are looking ahead into the future.

Software Developer
Capilleira (October 2014 - December 2015)

Frontend Web Developer
Games 'n Apps (July 2014 - November 2014)
GnA is a software manufacturing company dedicated to games and application development. We help our clients with their software needs, including software platforms and cloud computing services.

Frontend Web Developer
The Bastard's Designs (January 2014 - August 2014)


Universidad Cenfotec

HTML5/CSS3/JavaScript tutorials




Real-Time Web with Node.js
Code School, License
JavaScript Road Trip Part 2
Code School, License


Technical Skills

CSS3, Git, JavaScript, CSS, HTML 5, Bootstrap, Metodologías ágiles, React.js, Flux, GruntJS, Cordova, software development, English, WebEJS, web design adaptable, Web Development, Ionic Framework, ES6, jQuery, Front-end, Reactjs, Desarrollo web, Express Framework, HTML5, AngularJS, Responsive Design, Node.js, WordPress, Diseño web, Modelo-Vista-Controlador, mobile apps, SASS, HTML, Responsive Web Design, MVC, Web Design, ZURB Foundation, Bower, Twitter Bootstra