David Montalvo

David Montalvo

Ecuador

Entrepreneur, love coding, Mobile Apps and Technology.

6,937

Total Points

Points are earned whenever you take an important action on Treehouse.
Learn more about when and how points are earned.

Skills & Experience

  • Spoken Languages

    • Spanish
    • English
    • French

85 Achievements

  • Achievement

    Making Changes to the DOM

    JavaScript and the DOM (Retiring)

    Achieved

    Mar 18, 2017

    Making Changes to the DOM
  • Achievement

    Getting a Handle on the DOM

    JavaScript and the DOM (Retiring)

    Achieved

    Mar 17, 2017

    Getting a Handle on the DOM
  • Achievement

    The Browser Environment

    JavaScript and the DOM (Retiring)

    Achieved

    Mar 13, 2017

    The Browser Environment
  • Achievement

    JavaScript Objects

    JavaScript Loops, Arrays and Objects

    Achieved

    Mar 9, 2017

    JavaScript Objects
  • Achievement

    Control Flow With Loops

    Swift Collections and Control Flow

    Achieved

    Mar 1, 2017

    Control Flow With Loops
  • Achievement

    JavaScript Arrays

    JavaScript Loops, Arrays and Objects

    Achieved

    Feb 28, 2017

    JavaScript Arrays
  • Achievement

    Dictionaries in Swift

    Swift Collections and Control Flow

    Achieved

    Feb 24, 2017

    Dictionaries in Swift
  • Achievement

    Introduction to Collections

    Swift Collections and Control Flow

    Achieved

    Feb 23, 2017

    Introduction to Collections
  • Achievement

    Swift Operators

    Swift Basics

    Achieved

    Feb 22, 2017

    Swift Operators
  • Achievement

    Swift Types

    Swift Basics

    Achieved

    Feb 20, 2017

    Swift Types
  • Achievement

    An Introduction to Swift Programming

    Swift Basics

    Achieved

    Feb 20, 2017

    An Introduction to Swift Programming
  • Achievement

    JavaScript Loops

    JavaScript Loops, Arrays and Objects

    Achieved

    Feb 19, 2017

    JavaScript Loops
  • Achievement

    JavaScript Functions

    JavaScript Basics (Retired)

    Achieved

    Feb 16, 2017

    JavaScript Functions
  • Achievement

    JavaScript Conditional Statements

    JavaScript Basics (Retired)

    Achieved

    Feb 13, 2017

    JavaScript Conditional Statements
  • Achievement

    JavaScript Numbers

    JavaScript Basics (Retired)

    Achieved

    Feb 12, 2017

    JavaScript Numbers
  • Achievement

    JavaScript Variables

    JavaScript Basics (Retired)

    Achieved

    Feb 7, 2017

    JavaScript Variables
  • Achievement

    Introducing JavaScript

    JavaScript Basics (Retired)

    Achieved

    Feb 5, 2017

    Introducing JavaScript
  • Achievement

    Swift Types

    Swift 2.0 Basics

    Achieved

    Jun 16, 2016

    Swift Types
  • Achievement

    An Introduction to Swift Programming

    Swift 2.0 Basics

    Achieved

    Jun 8, 2016

    An Introduction to Swift Programming
  • Achievement

    Building the Master and Detail Views (Swift)

    Build a Playlist Browser with Swift

    Achieved

    Jun 3, 2016

    Building the Master and Detail Views (Swift)
  • Achievement

    Building a Music Library and Playlists (Swift)

    Build a Playlist Browser with Swift

    Achieved

    May 31, 2016

    Building a Music Library and Playlists (Swift)
  • Achievement

    Using a Navigation Controller With Segues (Swift)

    Build a Playlist Browser with Swift

    Achieved

    May 29, 2016

    Using a Navigation Controller With Segues (Swift)
  • Achievement

    Working With Multiple View Controllers (Swift)

    Build a Playlist Browser with Swift

    Achieved

    May 25, 2016

    Working With Multiple View Controllers (Swift)
  • Achievement

    Deploying to a Device

    Build a Simple iPhone App with Swift

    Achieved

    May 23, 2016

    Deploying to a Device
  • Achievement

    Debugging Our App

    Build a Simple iPhone App with Swift

    Achieved

    May 23, 2016

    Debugging Our App
  • Achievement

    Improving Our User Interface

    Build a Simple iPhone App with Swift

    Achieved

    May 22, 2016

    Improving Our User Interface
  • Achievement

    Using a Data Model

    Build a Simple iPhone App with Swift

    Achieved

    May 22, 2016

    Using a Data Model
  • Achievement

    Views and View Controllers

    Build a Simple iPhone App with Swift

    Achieved

    May 20, 2016

    Views and View Controllers
  • Achievement

    Getting Started with Xcode

    Build a Simple iPhone App with Swift

    Achieved

    May 20, 2016

    Getting Started with Xcode
  • Achievement

    Swift Value vs Reference Types

    Object-Oriented Swift

    Achieved

    May 19, 2016

    Swift Value vs Reference Types
  • Achievement

    Swift Properties

    Object-Oriented Swift

    Achieved

    May 17, 2016

    Swift Properties
  • Achievement

    Swift Inheritance

    Object-Oriented Swift

    Achieved

    May 16, 2016

    Swift Inheritance
  • Achievement

    Swift Classes and Objects

    Object-Oriented Swift

    Achieved

    May 10, 2016

    Swift Classes and Objects
  • Achievement

    Swift Structs and their Methods

    Swift Enums and Structs

    Achieved

    May 10, 2016

    Swift Structs and their Methods
  • Achievement

    Swift Structs

    Swift Enums and Structs

    Achieved

    May 10, 2016

    Swift Structs
  • Achievement

    Swift Enums and their Methods

    Swift Enums and Structs

    Achieved

    May 9, 2016

    Swift Enums and their Methods
  • Achievement

    Swift Enums

    Swift Enums and Structs

    Achieved

    May 7, 2016

    Swift Enums
  • Achievement

    Swift Optionals

    Swift Functions and Optionals

    Achieved

    May 7, 2016

    Swift Optionals
  • Achievement

    Swift Parameters and Tuples

    Swift Functions and Optionals

    Achieved

    May 7, 2016

    Swift Parameters and Tuples
  • Achievement

    Swift Functions

    Swift Functions and Optionals

    Achieved

    May 6, 2016

    Swift Functions
  • Achievement

    Control Flow

    Swift Basics (retired)

    Achieved

    May 4, 2016

    Control Flow
  • Achievement

    Collections

    Swift Basics (retired)

    Achieved

    May 3, 2016

    Collections
  • Achievement

    Operators

    Swift Basics (retired)

    Achieved

    May 2, 2016

    Operators
  • Achievement

    Types

    Swift Basics (retired)

    Achieved

    May 2, 2016

    Types
  • Achievement

    Variables and Constants

    Swift Basics (retired)

    Achieved

    May 2, 2016

    Variables and Constants
  • Achievement

    Introduction to Design

    Design Foundations

    Achieved

    Mar 29, 2016

    Introduction to Design
  • Achievement

    Responsive Patterns

    Responsive Layouts

    Achieved

    Mar 28, 2016

    Responsive Patterns
  • Achievement

    Media Queries

    Responsive Layouts

    Achieved

    Mar 28, 2016

    Media Queries
  • Achievement

    Responsive Theory

    Responsive Layouts

    Achieved

    Mar 28, 2016

    Responsive Theory
  • Achievement

    Letter Game App

    Python Basics (2015)

    Achieved

    Mar 28, 2016

    Letter Game App
  • Achievement

    Number Game App

    Python Basics (2015)

    Achieved

    Mar 21, 2016

    Number Game App
  • Achievement

    Shopping List App

    Python Basics (2015)

    Achieved

    Mar 19, 2016

    Shopping List App
  • Achievement

    Logic in Python

    Python Basics (2015)

    Achieved

    Mar 19, 2016

    Logic in Python
  • Achievement

    Getting Started with CSS Layout

    CSS Layout Basics

    Achieved

    Mar 19, 2016

    Getting Started with CSS Layout
  • Achievement

    Python Data Types

    Python Basics (2015)

    Achieved

    Mar 14, 2016

    Python Data Types
  • Achievement

    Structuring Tables

    HTML Tables

    Achieved

    Mar 13, 2016

    Structuring Tables
  • Achievement

    Python For Beginners

    Python Basics (2015)

    Achieved

    Mar 12, 2016

    Python For Beginners
  • Achievement

    Table Basics

    HTML Tables

    Achieved

    Mar 12, 2016

    Table Basics
  • Achievement

    Choosing Options

    HTML Forms

    Achieved

    Mar 10, 2016

    Choosing Options
  • Achievement

    Organizing Forms

    HTML Forms

    Achieved

    Mar 7, 2016

    Organizing Forms
  • Achievement

    Form Basics

    HTML Forms

    Achieved

    Mar 7, 2016

    Form Basics
  • Achievement

    Advanced Selectors

    CSS Selectors

    Achieved

    Mar 5, 2016

    Advanced Selectors
  • Achievement

    Going Further with Attribute Selectors and Pseudo-Classes

    CSS Selectors

    Achieved

    Mar 1, 2016

    Going Further with Attribute Selectors and Pseudo-Classes
  • Achievement

    Selectors - Beyond the Basics

    CSS Selectors

    Achieved

    Feb 28, 2016

    Selectors - Beyond the Basics
  • Achievement

    Fundamental Concepts

    CSS Basics (2014)

    Achieved

    Feb 27, 2016

    Fundamental Concepts
  • Achievement

    Designing with the Latest Features

    CSS Basics (2014)

    Achieved

    Feb 27, 2016

    Designing with the Latest Features
  • Achievement

    Basic Layout

    CSS Basics (2014)

    Achieved

    Feb 16, 2016

    Basic Layout
  • Achievement

    The Box Model

    CSS Basics (2014)

    Achieved

    Feb 15, 2016

    The Box Model
  • Achievement

    Understanding Values and Units

    CSS Basics (2014)

    Achieved

    Feb 11, 2016

    Understanding Values and Units
  • Achievement

    Basic Selectors

    CSS Basics (2014)

    Achieved

    Feb 9, 2016

    Basic Selectors
  • Achievement

    Getting Started with CSS

    CSS Basics (2014)

    Achieved

    Feb 4, 2016

    Getting Started with CSS
  • Achievement

    Debugging HTML and CSS Problems

    How to Make a Website

    Achieved

    Dec 28, 2015

    Debugging HTML and CSS Problems
  • Achievement

    Sharing a Website

    How to Make a Website

    Achieved

    Dec 20, 2015

    Sharing a Website
  • Achievement

    Responsive Web Design and Testing

    How to Make a Website

    Achieved

    Dec 20, 2015

    Responsive Web Design and Testing
  • Achievement

    Adding Pages to a Website

    How to Make a Website

    Achieved

    Dec 19, 2015

    Adding Pages to a Website
  • Achievement

    Styling Web Pages and Navigation

    How to Make a Website

    Achieved

    Dec 17, 2015

    Styling Web Pages and Navigation
  • Achievement

    Customizing Colors and Fonts

    How to Make a Website

    Achieved

    Dec 14, 2015

    Customizing Colors and Fonts
  • Achievement

    CSS: Cascading Style Sheets

    How to Make a Website

    Achieved

    Dec 13, 2015

    CSS: Cascading Style Sheets
  • Achievement

    Creating HTML Content

    How to Make a Website

    Achieved

    Dec 9, 2015

    Creating HTML Content
  • Achievement

    HTML First

    How to Make a Website

    Achieved

    Dec 7, 2015

    HTML First
  • Achievement

    Beginning HTML and CSS

    How to Make a Website

    Achieved

    Dec 6, 2015

    Beginning HTML and CSS
  • Achievement

    Sketch Features

    Sketch Basics

    Achieved

    Dec 5, 2015

    Sketch Features
  • Achievement

    Introducing Sketch

    Sketch Basics

    Achieved

    Dec 1, 2015

    Introducing Sketch
  • Achievement

    Fundamentals of C

    Objective-C Basics (Retired)

    Achieved

    May 19, 2014

    Fundamentals of C
  • Achievement

    Newbie

    Achieved

    May 14, 2014

    Newbie