Sebastian Karg

Sebastian Karg

Nuremberg, BY, Germany

Hi, I'm Basti, a treehouse student, excited webdeveloper and a livelong learner. My goal is to build modern, functional and well-designed webpages and applications.

28,704

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

    QualityMinds GmbH

  • Job Title

    Junior Software Developer

  • Spoken Languages

    • German, English

344 Achievements

  • Building a Flashcard App
  • Sweeping Vues: Loops, Methods, Directives
  • What a Beautiful Vue!
  • Introducing Vue
  • Going Further with Routing
  • Navigating, Nesting and Redirecting Routes
  • Getting Started with React Router
  • Planning Our Service
  • React Component Patterns
  • Stateful Components and Lifecycle Methods
  • Stateful Components
  • Managing State and Data Flow
  • Build Modular Interfaces with Components
  • Introducing Props
  • Thinking in Components
  • First Steps in React
  • Getters and Setters
  • Working with Classes in JavaScript
  • Object Basics
  • Introduction to Object-Oriented JavaScript
  • Combining Array Methods
  • Array Manipulation
  • Array Iteration
  • Practical Jenkins
  • Next Steps
  • Improving Our Tests
  • Behavior Driven Development with Mocha & Chai
  • Introducing Unit Testing
  • Pipelines
  • How Jenkins Works
  • Updating and Uninstalling Packages with npm
  • Installing Packages with npm
  • What is npm?
  • Dockerize a Web App
  • Managing Images and Containers
  • Building Images Using Dockerfiles
  • Fundamentals of Docker
  • Docker Use Cases
  • Exploring Async/Await
  • Understanding Promises
  • Asynchronous JavaScript with Callbacks
  • What is Asynchronous Programming?
  • Programming AJAX
  • AJAX Concepts
  • Introducing jQuery (2017)
  • Understanding jQuery Events and DOM Traversal (2017)
  • Working with jQuery Collections (2017)
  • Defining Variables With let and const
  • Using Template Literals
  • Create Function Using Arrow Syntax
  • JavaScript is Everywhere
  • JavaScript Tools and Workflows
  • Mobile Usability
  • Website Usability
  • What is Usability?
  • Handling Routes in Node.js
  • Creating a Simple Server in Node.js
  • Creating a Command Line Weather Application
  • Handling Errors in Node
  • Getting Data From an API With Node
  • GET and POST Requests in a Browser
  • Introduction to HTTP
  • Introduction to Node.js
  • Classes
  • Objects and New Collection Types
  • The Cooler Parts of ES2015
  • Starting Right with PHP Best Practices
  • Building a Collection
  • Building the Recipe
  • Understanding Classes
  • Why Object-Oriented Programming?
  • PHPDB Stage 2: Querying the Database with PHP
  • Callbacks and the DOM
  • Callbacks with Timers
  • Introduction to Callback Functions
  • Design Patterns
  • Page Layout
  • Working By Yourself
  • Hello, GitHub!
  • Customizing Drupal
  • Modules and Themes
  • PHPDB Stage 1: Databases and PHP
  • Site Building with the Drupal Interface
  • ES2015 Basics
  • Date and Time Functions
  • Aggregate and Numeric Functions
  • Scrum Artifacts
  • Scrum Events
  • PHP Email Form Errors
  • Learn About Drupal
  • Building Your Resume
  • Finishing the Game
  • Introducing JavaScript
  • Stateful Components
  • Thinking in Components
  • First Steps in React
  • Discovery
  • Simple Mobile Interface
  • Exporting Designs
  • Sketch Features
  • Introducing Sketch
  • Marketing Your Product
  • Product Market Fit
  • Discovery
  • Testing for Accessibility
  • Mobile Accessibility
  • Accessible UI Patterns
  • Semantic HTML and WAI-ARIA
  • WCAG 2.0 (and Other Standards)
  • Access for Everybody
  • Captioning Video
  • Media Basics
  • Improving the Application Code
  • Editing and Filtering Names
  • Adding and Removing Names
  • Traversing the DOM
  • Responding to User Interaction
  • Making Changes to the DOM
  • Getting a Handle on the DOM
  • The Browser Environment
  • Keyframe and Line Drawing Animations
  • Transitions and Transforms
  • Creating an SVG
  • Introduction to SVG
  • Adding 3D Effects with CSS
  • Getting Started with CSS Transforms
  • Add Reusable Logic to Your Sass
  • Write Smart and Efficient CSS with Sass
  • Improve Your Workflow with Sass
  • Getting Started with Sass
  • Debugging, Best Practices, and Production
  • 1st Techdegree Peer Review
  • Refactoring with Sass
  • Installing Sass and Setting up the Project
  • Using a jQuery Carousel
  • Add a Sticky Navigation Bar
  • DOM Traversal
  • DOM Manipulation
  • Events
  • Hello, jQuery!
  • Transition Timing Functions and Delays
  • Getting Started with CSS Transitions
  • Final Project: Create a Typographic Site
  • Laying Out Type for the Web
  • Basic Web Typography
  • Color Theory
  • Principles
  • Elements
  • How to Choose and Use Webfonts
  • Introduction to Typography
  • Art Direction with the Picture Element
  • Image Delivery with Srcset and Sizes
  • Prototyping With Bootstrap
  • Introduction to Front-End Frameworks
  • Combine and Minify Assets
  • Optimize Assets
  • Measuring Performance
  • Improving Our Todo App
  • Services in Angular
  • Using Angular's Built-in Directives
  • Controllers and Scope
  • Getting Started with Angular
  • Python Slices
  • Python Lists
  • Letter Game App
  • Number Game App
  • Shopping List App
  • Logic in Python
  • Python Data Types
  • Python For Beginners
  • Planning for Performance
  • Object-Oriented Programming
  • Perfect
  • Perform
  • Introducing Scrum
  • What is Agile?
  • Console I/O
  • Prepare and Plan
  • Workflows
  • Working With Remote Repositories
  • Merging
  • Branches
  • Getting Started With Git
  • Delivering the MVP
  • Working with Text
  • Ordering, Limiting and Paging Results
  • Custom Post Type Templates
  • Building Out WordPress Navigation
  • Building Page Templates in WordPress
  • The WordPress Loop
  • WordPress Header and Footer Templates
  • Working with CSS and JS in WordPress Themes
  • Starting a WordPress Theme
  • More Advanced PHP for WordPress
  • PHP Basics for WordPress
  • Introduction to PHP for WordPress
  • Local WordPress Development
  • Building a Command Line Application
  • WordPress Plugin Best Practices
  • Widgets and Custom Menus
  • Custom Post Types and Fields
  • Customizing WordPress Themes
  • WordPress Themes
  • WordPress Admin Settings
  • WordPress User Roles
  • WordPress Plugins
  • WordPress Themes
  • The WordPress Customizer
  • Managing Media in WordPress
  • Managing Content in WordPress
  • Installing Wordpress
  • How to Install WordPress on Your Computer
  • Getting Started with WordPress
  • Creating the MVP
  • Why Version Control Matters
  • Harnessing the Power of Objects
  • Meet Objects
  • Introduction to Node.js
  • Quiz Practice Project
  • Prototypal Inheritance
  • Constructor Functions & Prototypes
  • Perfecting the Prototype
  • PHP Email Forms
  • PHP Inventory
  • PHP Loops
  • PHP Arrays
  • PHP Conditionals
  • PHP on the Web
  • Daily Exercise Program
  • Handling Errors When Manipulating Data
  • Deleting Data from a Database
  • Updating Data in a Database
  • Adding Data to a Database
  • Finding the Data You Want
  • The Internet
  • Getting Data from a Database
  • Data, Databases and SQL
  • Installing Programs
  • Environment and Redirection
  • Unit Converter
  • Getting to Know PHP
  • Chrome DevTools Basics
  • PHP Includes
  • Introduction to Methods
  • PHP Internal Functions
  • PHP Returns & Closures
  • PHP Functions Basics
  • AJAX and APIs
  • jQuery and AJAX
  • PHP Loops
  • PHP Conditionals
  • PHP Datatypes
  • 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
  • Console Processes
  • Programming AJAX
  • Console Users and Permission
  • Moving Around in the Console
  • Custom Media Players
  • Captioning Video
  • Media Basics
  • Introducing jQuery Plugins
  • Creating a Simple Drawing Application
  • AJAX Concepts
  • Creating a Password Confirmation Form
  • Creating a Mobile Drop Down Menu
  • Traversing and Manipulating the DOM with JavaScript
  • Web Apps
  • Selecting Elements and Adding Events with JavaScript
  • JavaScript and the DOM
  • Websites
  • Introduction
  • Creating a Simple Lightbox
  • Building Forms with Bootstrap
  • PHP Data & Structure
  • PHP Getting Started
  • Using Bootstrap Components
  • Pricing and Project Proposals
  • Finding Your First Project
  • Creating a Spoiler Revealer
  • Starting a Freelance Career
  • Responsive Layouts with the Bootstrap Grid
  • Getting to Know Bootstrap 4
  • Introduction to jQuery
  • JavaScript Objects
  • JavaScript Arrays
  • Building a Layout with Flexbox
  • Flexbox Properties
  • Understanding Flexbox
  • Responsive Patterns
  • Media Queries
  • Responsive Theory
  • Positioning Page Content
  • Getting Started with Android
  • CSS Layout Project
  • Page Layout with the Float Property
  • Controlling Layout with CSS Display Modes
  • Getting Started with CSS Layout
  • Using your New Tools
  • Getting Started with Java
  • JavaScript Loops
  • JavaScript Functions
  • JavaScript Conditional Statements
  • JavaScript Numbers
  • JavaScript Variables
  • Introducing JavaScript
  • Grid Layout
  • Flexbox Layout
  • Positioning Schemes
  • Float Layout
  • Display Modes
  • Structuring Tables
  • Table Basics
  • Choosing Options
  • Organizing Forms
  • Form Basics
  • Advanced Selectors
  • Going Further with Attribute Selectors and Pseudo-Classes
  • Selectors - Beyond the Basics
  • Logo Design 101
  • Design Foundations Final
  • Becoming a Problem Solver
  • Understanding Aesthetics
  • Introduction to Design
  • 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