Jacob Proffer

Jacob Proffer

Treehouse Moderator

Michigan

Front-End Developer at Elegant Seagulls.

Skills & Experience

  • Company

    Elegant Seagulls

  • Job Title

    Front-End Developer

  • Spoken Languages

    • English
    • Japanese

267 Achievements

  • Installing WordPress Locally
  • What Is WordPress?
  • WordPress User Roles
  • The OWASP Top 10 Explained
  • Adding a New Web Page
  • Make It Beautiful with CSS
  • HTML: The Structural Foundation of Web Pages and Applications
  • Getting Familiar with HTML and CSS
  • PHP Loops
  • PHP Arrays
  • PHP Conditionals
  • PHP on the Web
  • Daily Exercise Program
  • Unit Converter
  • Getting to Know PHP
  • Maintaining Secure Web Apps
  • Protecting Data and Keeping Attackers Out
  • Why Protect Your Web Apps
  • Security: Solutions
  • Security: Concerns
  • Security in Practice
  • Common Attacks and Defenses
  • Hello Internet!
  • Stateful Components
  • Thinking in Components
  • First Steps in React
  • Finishing the Game
  • Introducing JavaScript
  • Practicing Data Visualization in Excel
  • Chart Formatting and Layout
  • When To Use What Type of Chart
  • Introduction To Data Visualization
  • DOM Traversal
  • DOM Manipulation
  • Selections with D3
  • Events
  • Hello, jQuery!
  • A Route to a Read Action
  • Rails Resource Index
  • Adding a Model Attribute
  • Using the Rails Console
  • Handling Rails Requests
  • Creating Rails Apps
  • Securing and Maintaining a MySQL Database
  • SQL Calculating, Aggregating and Other Functions
  • Joining Relational Data Between Tables in SQL
  • Manipulating Schema with SQL
  • Creating Tables and Manipulating Data with SQL
  • Reading Data from Databases with SQL
  • Installing MySQL Server and MySQL Workbench
  • Introduction to Data, Databases and SQL
  • More Advanced PHP for WordPress
  • Gems In Depth
  • Ruby Gems
  • Ruby Standard Library: Part 2
  • Ruby Standard Library: Part 1
  • Ruby Core
  • Store Inventory Using Modules
  • Include and Extend
  • Ruby Core Modules
  • Ruby Module Basics
  • Input and Output
  • Search
  • Ruby Class Design
  • Blocks Practice
  • Working With Blocks
  • Ruby Blocks
  • Build a Simple Todo List Program
  • Ruby Booleans
  • Build a Bank Account Class
  • Ruby Variables and Methods
  • Ruby Objects and Classes
  • Build a Simple Contact List
  • Ruby Iteration
  • Ruby Loops
  • Build a Grocery List Program
  • Ruby Hashes
  • Ruby Arrays
  • Ruby Logical Operators
  • Ruby Control Structures
  • Ruby Operators
  • Ruby Methods
  • Ruby Numbers (Ruby Basics)
  • Ruby Strings (Ruby Basics)
  • How Ruby Works
  • Adding 3D Effects with CSS
  • Letter Game App
  • Number Game App
  • Shopping List App
  • Logic in Python
  • Getting Started with CSS Transforms
  • Treehouse Club - JavaScript
  • Getting Started with Advanced Sass
  • Improving your Gulp Workflow
  • Compile Sass with Gulp
  • Gulp your JavaScript workflow!
  • Welcome to Gulp.js
  • Transition Timing Functions and Delays
  • Getting Started with CSS Transitions
  • Gradients
  • Web Typography
  • Backgrounds and Borders
  • CSS Box Model
  • PHP Basics for WordPress
  • Introduction to PHP for WordPress
  • Text, Fonts, and Lists
  • Values and Units
  • Advanced Selectors
  • Get Involved in Open Source
  •  Create a Web Presence on GitHub
  •  Working on a Team
  • Working By Yourself
  • Hello, GitHub!
  • PHP Includes
  • Simple Mobile Interface
  • Exporting Designs
  • Sketch Features
  • Introducing Sketch
  • WordPress Plugin Best Practices
  • Widgets and Custom Menus
  • Custom Post Types and Fields
  • Customizing WordPress Themes
  • Debugging, Best Practices, and Production
  • Refactoring with Sass
  • The Internet
  • Python Data Types
  • Python For Beginners
  • Creating an Icon
  • WWW
  • Computer Languages
  • Computer Basics
  • WordPress Themes
  • Installing Wordpress
  • Keyframe and Line Drawing Animations
  • Transitions and Transforms
  • Workflows
  • Working With Remote Repositories
  • Merging
  • Branches
  • Getting Started With Git
  • Why Version Control Matters
  • Building a Command Line Application
  • Introduction to Node.js
  • Pick a Number! Any Number!
  • Putting the "Fun" Back in "Functions"
  • Shopping List
  • Things That Count
  • Ins & Outs
  • Selectors
  • Positioning Page Content
  • CSS Layout Project
  • Page Layout with the Float Property
  • Controlling Layout with CSS Display Modes
  • Getting Started with CSS Layout
  • Getting Started with CSS
  • Advanced Sass Concepts
  • Speeding up Workflow With Sass
  • Variables, Mixins, and Extending Selectors
  • Getting Started with Sass
  • PHP Objects and Classes
  • PHP Functions Basics
  • PHP Loops
  • PHP Conditionals
  • PHP Datatypes
  • PHP Data & Structure
  • PHP Getting Started
  • Say Hello to Python
  • Content Comes First
  • Treehouse Club - CSS
  • Using a jQuery Carousel
  • Add a Sticky Navigation Bar
  • Introducing jQuery Plugins
  • Better SEO Through Tools
  • Better SEO Through Code
  • Better SEO Through Content
  • Introduction to Illustrator
  • Workflow Basics
  • Slices & Save for Web
  • Vector Shapes
  • Type Tools
  • Introduction to SEO
  • Masks Basics
  • Exploring the Java Collections Framework
  • Responsive Patterns
  • Media Queries
  • Responsive Theory
  • The Logo Sprint
  • Logo Design 101
  • Chrome DevTools Basics
  • DNS Basics
  • Graphic Basics
  • Combine and Minify Assets
  • Optimize Assets
  • Measuring Performance
  • Planning for Performance
  • Website Basics
  • Organizing Data
  • Getting There
  • Installing Programs
  • Environment and Redirection
  • Delivering the MVP
  • Console Processes
  • Creating the MVP
  • Console Users and Permission
  • Moving Around in the Console
  • Harnessing the Power of Objects
  • Meet Objects
  • Perfecting the Prototype
  • Using your New Tools
  • Getting Started with Java
  • Selecting Elements and Adding Events with JavaScript
  • JavaScript and the DOM
  • Creating a Simple Drawing Application
  • Creating a Password Confirmation Form
  • Creating a Mobile Drop Down Menu
  • Creating a Simple Lightbox
  • Creating a Spoiler Revealer
  • Introduction to jQuery
  • JavaScript Objects
  • Installing Sass and Setting up the Project
  • JavaScript Arrays
  • JavaScript Loops
  • Layer Basics
  • Workspace Basics
  • JavaScript Functions
  • JavaScript Conditional Statements
  • Design Foundations Final
  • Becoming a Problem Solver
  • Understanding Aesthetics
  • Introduction to Design
  • Grid Layout
  • Flexbox Layout
  • Positioning Schemes
  • Float Layout
  • Display Modes
  • Structuring Tables
  • Table Basics
  • Choosing Options
  • Organizing Forms
  • Form Basics
  • Creating an SVG
  • Introduction to SVG
  • JavaScript Numbers
  • Introduction to Front-End Frameworks
  • Advanced Selectors
  • Going Further with Attribute Selectors and Pseudo-Classes
  • Selectors - Beyond the Basics
  • JavaScript Variables
  • Introducing JavaScript
  • Fundamental Concepts
  • Designing with the Latest Features
  • Basic Layout
  • The Box Model
  • Understanding Values and Units
  • Basic Selectors
  • Getting Started with CSS
  • Debugging HTML and CSS Problems
  • Sharing a Website
  • Responsive Web Design and Testing
  • Adding Pages to a Website
  • Styling Web Pages and Navigation
  • Customizing Colors and Fonts
  • CSS: Cascading Style Sheets
  • Creating HTML Content
  • HTML First
  • Beginning HTML and CSS
  • Newbie