william parrish

william parrish

Manhattan, NY

Android Developer

13,774

Total Points

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

Skills & Experience

  • Company

    Bytemark

  • Job Title

    Android Developer

161 Achievements

  • Achievement

    Interfaces in Java

    Interfaces in Java

    Achieved

    Dec 27, 2018

    Interfaces in Java
  • Achievement

    When To Use What Type of Chart

    Data Visualization with Excel

    Achieved

    Dec 15, 2018

    When To Use What Type of Chart
  • Achievement

    Introduction To Data Visualization

    Data Visualization with Excel

    Achieved

    Dec 15, 2018

    Introduction To Data Visualization
  • Achievement

    Introducing Spreadsheets

    Spreadsheet Basics

    Achieved

    Dec 14, 2018

    Introducing Spreadsheets
  • Achievement

    Introduction to Video Games

    How to Make a Video Game

    Achieved

    Nov 2, 2016

    Introduction to Video Games
  • Achievement

    Unit Testing

    Testing in Android

    Achieved

    Oct 7, 2016

    Unit Testing
  • Achievement

    Is This Thing On?

    Kotlin for Java Developers

    Achieved

    Sep 22, 2016

    Is This Thing On?
  • Achievement

    Putting It All Together

    Kotlin for Java Developers

    Achieved

    Sep 22, 2016

    Putting It All Together
  • Achievement

    Modelling Solitaire

    Kotlin for Java Developers

    Achieved

    Sep 2, 2016

    Modelling Solitaire
  • Achievement

    Hello Kotlin!

    Kotlin for Java Developers

    Achieved

    Sep 1, 2016

    Hello Kotlin!
  • Achievement

    Getting Started with Android

    Build a Simple Android App

    Achieved

    Aug 21, 2016

    Getting Started with Android
  • Achievement

    UI Testing with Espresso

    Testing in Android

    Achieved

    Jul 23, 2016

    UI Testing with Espresso
  • Achievement

    Implicit Intents and Intent Filters

    Intents and Broadcast Receivers

    Achieved

    Jul 4, 2016

    Implicit Intents and Intent Filters
  • Achievement

    For All Intents and Purposes

    Intents and Broadcast Receivers

    Achieved

    Jul 4, 2016

    For All Intents and Purposes
  • Achievement

    Unit Testing - Now Featuring Robolectric!

    Testing in Android

    Achieved

    Jun 20, 2016

    Unit Testing - Now Featuring Robolectric!
  • Achievement

    Animation Basics

    Animations and Transitions

    Achieved

    Apr 13, 2016

    Animation Basics
  • Achievement

    But Wait There's More!

    Threads and Services

    Achieved

    Apr 10, 2016

    But Wait There's More!
  • Achievement

    Bound Services

    Threads and Services

    Achieved

    Mar 23, 2016

    Bound Services
  • Achievement

    Introduction to HTTP

    HTTP Basics

    Achieved

    Mar 19, 2016

    Introduction to HTTP
  • Achievement

    Introducing Services

    Threads and Services

    Achieved

    Mar 17, 2016

    Introducing Services
  • Achievement

    Threads in Android

    Threads and Services

    Achieved

    Mar 17, 2016

    Threads in Android
  • Achievement

    Python For Beginners

    Python Basics (2015)

    Achieved

    Feb 15, 2016

    Python For Beginners
  • Achievement

    Getting Started with MongoDB

    Mongo Basics

    Achieved

    Jan 13, 2016

    Getting Started with MongoDB
  • Achievement

    What to Test

    Unit Testing in Java

    Achieved

    Jan 3, 2016

    What to Test
  • Achievement

    How To Test

    Unit Testing in Java

    Achieved

    Dec 19, 2015

    How To Test
  • Achievement

    Why Test

    Unit Testing in Java

    Achieved

    Dec 18, 2015

    Why Test
  • Achievement

    Swift Types

    Swift 2.0 Basics

    Achieved

    Oct 19, 2015

    Swift Types
  • Achievement

    An Introduction to Swift Programming

    Swift 2.0 Basics

    Achieved

    Oct 19, 2015

    An Introduction to Swift Programming
  • Achievement

    Concurrency and Error Handling

    Build a Weather App (2015)

    Achieved

    Aug 2, 2015

    Concurrency and Error Handling
  • Achievement

    Delivering the MVP

    Java Objects (Retired)

    Achieved

    Jul 13, 2015

    Delivering the MVP
  • Achievement

    CRUD Operations with SQLite

    Android Data Persistence

    Achieved

    Jun 21, 2015

    CRUD Operations with SQLite
  • Achievement

    Migrating a SQLite Database

    Android Data Persistence

    Achieved

    Jun 21, 2015

    Migrating a SQLite Database
  • Achievement

    Organizing Data

    Java Data Structures - Retired

    Achieved

    Apr 14, 2015

    Organizing Data
  • Achievement

    Getting There

    Java Data Structures - Retired

    Achieved

    Mar 29, 2015

    Getting There
  • Achievement

    Slices

    Python Collections (Retired)

    Achieved

    Mar 29, 2015

    Slices
  • Achievement

    Joining Relational Data Between Tables in SQL

    Database Foundations

    Achieved

    Mar 10, 2015

    Joining Relational Data Between Tables in SQL
  • Achievement

    Manipulating Schema with SQL

    Database Foundations

    Achieved

    Mar 4, 2015

    Manipulating Schema with SQL
  • Achievement

    Creating Tables and Manipulating Data with SQL

    Database Foundations

    Achieved

    Mar 4, 2015

    Creating Tables and Manipulating Data with SQL
  • Achievement

    Reading Data from Databases with SQL

    Database Foundations

    Achieved

    Mar 2, 2015

    Reading Data from Databases with SQL
  • Achievement

    Exploring an API

    Build a Weather App (2015)

    Achieved

    Mar 1, 2015

    Exploring an API
  • Achievement

    Networking

    Build a Weather App (2015)

    Achieved

    Mar 1, 2015

    Networking
  • Achievement

    Acting on List Item Taps

    Android Lists and Adapters (2015)

    Achieved

    Mar 1, 2015

    Acting on List Item Taps
  • Achievement

    Lists with RecyclerViews

    Android Lists and Adapters (2015)

    Achieved

    Mar 1, 2015

    Lists with RecyclerViews
  • Achievement

    Using Parcelable Data

    Android Lists and Adapters (2015)

    Achieved

    Mar 1, 2015

    Using Parcelable Data
  • Achievement

    Custom ListViews

    Android Lists and Adapters (2015)

    Achieved

    Feb 28, 2015

    Custom ListViews
  • Achievement

    Standard ListViews

    Android Lists and Adapters (2015)

    Achieved

    Feb 28, 2015

    Standard ListViews
  • Achievement

    Updating the Data Model

    Android Lists and Adapters (2015)

    Achieved

    Feb 28, 2015

    Updating the Data Model
  • Achievement

    Creating the MVP

    Java Objects (Retired)

    Achieved

    Jan 2, 2015

    Creating the MVP
  • Achievement

    Harnessing the Power of Objects

    Java Objects (Retired)

    Achieved

    Dec 20, 2014

    Harnessing the Power of Objects
  • Achievement

    Meet Objects

    Java Objects (Retired)

    Achieved

    Dec 12, 2014

    Meet Objects
  • Achievement

    Why Version Control Matters

    Git Basics

    Achieved

    Dec 5, 2014

    Why Version Control Matters
  • Achievement

    Finishing the User Interface

    Build an Interactive Story App (Retired)

    Achieved

    Dec 5, 2014

    Finishing the User Interface
  • Achievement

    The Model-View-Controller Pattern

    Build an Interactive Story App (Retired)

    Achieved

    Dec 4, 2014

    The Model-View-Controller Pattern
  • Achievement

    Intents and Multiple Activities

    Build an Interactive Story App (Retired)

    Achieved

    Dec 4, 2014

    Intents and Multiple Activities
  • Achievement

    Flask Templates

    Flask Basics

    Achieved

    Dec 2, 2014

    Flask Templates
  • Achievement

    Welcome to Flask

    Flask Basics

    Achieved

    Nov 29, 2014

    Welcome to Flask
  • Achievement

    Lists Redux

    Python Collections (Retired)

    Achieved

    Nov 26, 2014

    Lists Redux
  • Achievement

    Pick a Number! Any Number!

    Python Basics (Retired)

    Achieved

    Nov 25, 2014

    Pick a Number! Any Number!
  • Achievement

    Putting the "Fun" Back in "Functions"

    Python Basics (Retired)

    Achieved

    Nov 24, 2014

    Putting the "Fun" Back in "Functions"
  • Achievement

    Local Python

    Setting Up a Local Python Environment

    Achieved

    Nov 24, 2014

    Local Python
  • Achievement

    PHP Getting Started

    PHP Basics (Retired)

    Achieved

    Nov 20, 2014

    PHP Getting Started
  • Achievement

    User Input

    Build an Interactive Story App (Retired)

    Achieved

    Nov 20, 2014

    User Input
  • Achievement

    Shopping List

    Python Basics (Retired)

    Achieved

    Nov 12, 2014

    Shopping List
  • Achievement

    Things That Count

    Python Basics (Retired)

    Achieved

    Nov 11, 2014

    Things That Count
  • Achievement

    Using SQLite for Structured Data

    Android Data Persistence

    Achieved

    Nov 9, 2014

    Using SQLite for Structured Data
  • Achievement

    Key-Value Saving with SharedPreferences

    Android Data Persistence

    Achieved

    Nov 5, 2014

    Key-Value Saving with SharedPreferences
  • Achievement

    File Storage

    Android Data Persistence

    Achieved

    Nov 4, 2014

    File Storage
  • Achievement

    Perfecting the Prototype

    Java Basics

    Achieved

    Oct 28, 2014

    Perfecting the Prototype
  • Achievement

    Using your New Tools

    Java Basics

    Achieved

    Oct 28, 2014

    Using your New Tools
  • Achievement

    Getting Started with Java

    Java Basics

    Achieved

    Oct 28, 2014

    Getting Started with Java
  • Achievement

    Introduction to Data Persistence

    Android Data Persistence

    Achieved

    Oct 22, 2014

    Introduction to Data Persistence
  • Achievement

    Displaying Our Weather Data

    Build a Weather App with Swift (Retired)

    Achieved

    Oct 21, 2014

    Displaying Our Weather Data
  • Achievement

    Data Modeling With Structures

    Build a Weather App with Swift (Retired)

    Achieved

    Oct 21, 2014

    Data Modeling With Structures
  • Achievement

    Concurrency

    Build a Weather App with Swift (Retired)

    Achieved

    Oct 18, 2014

    Concurrency
  • Achievement

    Pulling Data From the Web

    Build a Weather App with Swift (Retired)

    Achieved

    Oct 13, 2014

    Pulling Data From the Web
  • Achievement

    Build a Grocery List Program

    Ruby Collections

    Achieved

    Oct 13, 2014

    Build a Grocery List Program
  • Achievement

    Installing MySQL Server and MySQL Workbench

    Database Foundations

    Achieved

    Oct 13, 2014

    Installing MySQL Server and MySQL Workbench
  • Achievement

    Introduction to Data, Databases and SQL

    Database Foundations

    Achieved

    Oct 12, 2014

    Introduction to Data, Databases and SQL
  • Achievement

    Ins & Outs

    Python Basics (Retired)

    Achieved

    Oct 12, 2014

    Ins & Outs
  • Achievement

    Deploying to a Device

    Build a Simple iPhone App with Swift

    Achieved

    Oct 11, 2014

    Deploying to a Device
  • Achievement

    Debugging Our App

    Build a Simple iPhone App with Swift

    Achieved

    Oct 11, 2014

    Debugging Our App
  • Achievement

    Ruby Hashes

    Ruby Collections

    Achieved

    Oct 7, 2014

    Ruby Hashes
  • Achievement

    Ruby Arrays

    Ruby Collections

    Achieved

    Oct 6, 2014

    Ruby Arrays
  • Achievement

    Improving Our User Interface

    Build a Simple iPhone App with Swift

    Achieved

    Oct 4, 2014

    Improving Our User Interface
  • Achievement

    Using a Data Model

    Build a Simple iPhone App with Swift

    Achieved

    Oct 2, 2014

    Using a Data Model
  • Achievement

    Views and View Controllers

    Build a Simple iPhone App with Swift

    Achieved

    Sep 27, 2014

    Views and View Controllers
  • Achievement

    Getting Started with Xcode

    Build a Simple iPhone App with Swift

    Achieved

    Sep 27, 2014

    Getting Started with Xcode
  • Achievement

    Swift Optionals

    Swift Functions and Optionals

    Achieved

    Sep 26, 2014

    Swift Optionals
  • Achievement

    Swift Parameters and Tuples

    Swift Functions and Optionals

    Achieved

    Sep 26, 2014

    Swift Parameters and Tuples
  • Achievement

    Swift Functions

    Swift Functions and Optionals

    Achieved

    Sep 26, 2014

    Swift Functions
  • Achievement

    Control Flow

    Swift Basics (retired)

    Achieved

    Sep 25, 2014

    Control Flow
  • Achievement

    Collections

    Swift Basics (retired)

    Achieved

    Sep 25, 2014

    Collections
  • Achievement

    Operators

    Swift Basics (retired)

    Achieved

    Sep 25, 2014

    Operators
  • Achievement

    Types

    Swift Basics (retired)

    Achieved

    Sep 25, 2014

    Types
  • Achievement

    Variables and Constants

    Swift Basics (retired)

    Achieved

    Sep 25, 2014

    Variables and Constants
  • Achievement

    Publishing on Google Play

    Publish an Android App

    Achieved

    Sep 24, 2014

    Publishing on Google Play
  • Achievement

    Customizing Colors and Fonts

    How to Make a Website

    Achieved

    Sep 18, 2014

    Customizing Colors and Fonts
  • Achievement

    Testing and Debugging

    Build a Simple Android App (2014)

    Achieved

    Sep 17, 2014

    Testing and Debugging
  • Achievement

    Improving Our Code

    Build a Simple Android App (2014)

    Achieved

    Sep 17, 2014

    Improving Our Code
  • Achievement

    Coding the Fun Facts

    Build a Simple Android App (2014)

    Achieved

    Sep 17, 2014

    Coding the Fun Facts
  • Achievement

    Ruby Logical Operators

    Ruby Operators and Control Structures

    Achieved

    Sep 12, 2014

    Ruby Logical Operators
  • Achievement

    Ruby Control Structures

    Ruby Operators and Control Structures

    Achieved

    Sep 12, 2014

    Ruby Control Structures
  • Achievement

    Ruby Operators

    Ruby Operators and Control Structures

    Achieved

    Sep 12, 2014

    Ruby Operators
  • Achievement

    Basic Android Programming

    Build a Simple Android App (2014)

    Achieved

    Sep 12, 2014

    Basic Android Programming
  • Achievement

    Ruby Methods

    Ruby Basics (Retired)

    Achieved

    Sep 12, 2014

    Ruby Methods
  • Achievement

    Ruby Numbers (Ruby Basics)

    Ruby Basics (Retired)

    Achieved

    Sep 12, 2014

    Ruby Numbers (Ruby Basics)
  • Achievement

    Ruby Strings (Ruby Basics)

    Ruby Basics (Retired)

    Achieved

    Sep 11, 2014

    Ruby Strings (Ruby Basics)
  • Achievement

    How Ruby Works

    Ruby Basics (Retired)

    Achieved

    Sep 11, 2014

    How Ruby Works
  • Achievement

    Installing Programs

    Console Foundations

    Achieved

    Aug 26, 2014

    Installing Programs
  • Achievement

    Creating the Initial Screen Layout

    Build a Simple Android App (2014)

    Achieved

    Aug 19, 2014

    Creating the Initial Screen Layout
  • Achievement

    Getting Started with Android

    Build a Simple Android App (2014)

    Achieved

    Aug 19, 2014

    Getting Started with Android
  • Achievement

    Say Hello to Python

    Python Basics (Retired)

    Achieved

    Aug 6, 2014

    Say Hello to Python
  • Achievement

    Installing a Ruby Development Environment

    Installing a Ruby Development Environment

    Achieved

    Jul 18, 2014

    Installing a Ruby Development Environment
  • Achievement

    Environment and Redirection

    Console Foundations

    Achieved

    Jul 15, 2014

    Environment and Redirection
  • Achievement

    Console Processes

    Console Foundations

    Achieved

    Jul 15, 2014

    Console Processes
  • Achievement

    Adding Push Notifications from Parse.com

    Implementing Designs for Android

    Achieved

    Jul 5, 2014

    Adding Push Notifications from Parse.com
  • Achievement

    Updating Other GridViews

    Implementing Designs for Android

    Achieved

    Jul 3, 2014

    Updating Other GridViews
  • Achievement

    Customizing a GridView for Friends

    Implementing Designs for Android

    Achieved

    Jul 2, 2014

    Customizing a GridView for Friends
  • Achievement

    Customizing a ListView for the Inbox

    Implementing Designs for Android

    Achieved

    Jun 11, 2014

    Customizing a ListView for the Inbox
  • Achievement

    CSS: Cascading Style Sheets

    How to Make a Website

    Achieved

    Jun 10, 2014

    CSS: Cascading Style Sheets
  • Achievement

    Customizing the Action Bar

    Implementing Designs for Android

    Achieved

    Jun 5, 2014

    Customizing the Action Bar
  • Achievement

    Using Custom Styles and Themes

    Implementing Designs for Android

    Achieved

    Jun 5, 2014

    Using Custom Styles and Themes
  • Achievement

    Creating HTML Content

    How to Make a Website

    Achieved

    Jun 5, 2014

    Creating HTML Content
  • Achievement

    Customizing the Login Screen

    Implementing Designs for Android

    Achieved

    Jun 1, 2014

    Customizing the Login Screen
  • Achievement

    Starting with Design Mockups

    Implementing Designs for Android

    Achieved

    May 14, 2014

    Starting with Design Mockups
  • Achievement

    Ruby Arrays

    Ruby Foundations

    Achieved

    May 9, 2014

    Ruby Arrays
  • Achievement

    Ruby Numbers

    Ruby Foundations

    Achieved

    May 9, 2014

    Ruby Numbers
  • Achievement

    Ruby Strings

    Ruby Foundations

    Achieved

    May 7, 2014

    Ruby Strings
  • Achievement

    Objects, Classes, and Variables

    Ruby Foundations

    Achieved

    May 7, 2014

    Objects, Classes, and Variables
  • Achievement

    Ruby Basics

    Ruby Foundations

    Achieved

    May 7, 2014

    Ruby Basics
  • Achievement

    HTML First

    How to Make a Website

    Achieved

    May 3, 2014

    HTML First
  • Achievement

    Beginning HTML and CSS

    How to Make a Website

    Achieved

    May 1, 2014

    Beginning HTML and CSS
  • Achievement

    Console Users and Permission

    Console Foundations

    Achieved

    Apr 30, 2014

    Console Users and Permission
  • Achievement

    Moving Around in the Console

    Console Foundations

    Achieved

    Apr 18, 2014

    Moving Around in the Console
  • Achievement

    Self-Destruction

    Build a Self-Destructing Message Android App

    Achieved

    Apr 16, 2014

    Self-Destruction
  • Achievement

    Retrieving and Viewing Messages

    Build a Self-Destructing Message Android App

    Achieved

    Apr 16, 2014

    Retrieving and Viewing Messages
  • Achievement

    Sending Messages

    Build a Self-Destructing Message Android App

    Achieved

    Apr 15, 2014

    Sending Messages
  • Achievement

    Capturing Photos and Videos

    Build a Self-Destructing Message Android App

    Achieved

    Apr 11, 2014

    Capturing Photos and Videos
  • Achievement

    Relating Users in Parse.com

    Build a Self-Destructing Message Android App

    Achieved

    Apr 7, 2014

    Relating Users in Parse.com
  • Achievement

    Using Fragments for Tabs

    Build a Self-Destructing Message Android App

    Achieved

    Apr 6, 2014

    Using Fragments for Tabs
  • Achievement

    Adding Users Using Parse.com

    Build a Self-Destructing Message Android App

    Achieved

    Mar 31, 2014

    Adding Users Using Parse.com
  • Achievement

    Starting the App

    Build a Self-Destructing Message Android App

    Achieved

    Mar 23, 2014

    Starting the App
  • Achievement

    Functions

    Introduction to Programming

    Achieved

    Mar 21, 2014

    Functions
  • Achievement

    Objects and Arrays

    Introduction to Programming

    Achieved

    Mar 21, 2014

    Objects and Arrays
  • Achievement

    Control Structures

    Introduction to Programming

    Achieved

    Mar 21, 2014

    Control Structures
  • Achievement

    Basics

    Introduction to Programming

    Achieved

    Mar 21, 2014

    Basics
  • Achievement

    Using Intents to Display and Share Posts

    Build a Blog Reader Android App

    Achieved

    Mar 21, 2014

    Using Intents to Display and Share Posts
  • Achievement

    Adapting Data for Display in a List

    Build a Blog Reader Android App

    Achieved

    Mar 20, 2014

    Adapting Data for Display in a List
  • Achievement

    Getting Data from the Web

    Build a Blog Reader Android App

    Achieved

    Mar 19, 2014

    Getting Data from the Web
  • Achievement

    Rebuilding from Scratch

    Build a Blog Reader Android App

    Achieved

    Mar 13, 2014

    Rebuilding from Scratch
  • Achievement

    Exploring the Master-Detail Template

    Build a Blog Reader Android App

    Achieved

    Mar 13, 2014

    Exploring the Master-Detail Template
  • Achievement

    Using Git for Android

    Android Tools

    Achieved

    Mar 13, 2014

    Using Git for Android
  • Achievement

    Getting Started with Genymotion

    Android Tools

    Achieved

    Mar 13, 2014

    Getting Started with Genymotion
  • Achievement

    Getting Started with Android Studio

    Android Tools

    Achieved

    Mar 13, 2014

    Getting Started with Android Studio
  • Achievement

    Sharing Your Creation

    Build a Simple Android App (retired 2014)

    Achieved

    Mar 12, 2014

    Sharing Your Creation
  • Achievement

    Interrogating the App

    Build a Simple Android App (retired 2014)

    Achieved

    Mar 12, 2014

    Interrogating the App
  • Achievement

    Shaking Things Up

    Build a Simple Android App (retired 2014)

    Achieved

    Mar 12, 2014

    Shaking Things Up
  • Achievement

    Pretty Little Things

    Build a Simple Android App (retired 2014)

    Achieved

    Mar 12, 2014

    Pretty Little Things
  • Achievement

    Learning the Language

    Build a Simple Android App (retired 2014)

    Achieved

    Mar 12, 2014

    Learning the Language
  • Achievement

    Getting Started with Android

    Build a Simple Android App (retired 2014)

    Achieved

    Mar 12, 2014

    Getting Started with Android
  • Achievement

    Newbie

    Achieved

    Mar 11, 2014

    Newbie