JT Keller

JT Keller

Charlotte, NC

I love problem solving. Lifelong learner. UNC and UNCC Alumni. I'm a software developer and product strategist with experience in Java, Spring, Android, Swift, JavaScript, Node.js, Cassandra, SQL, and PostgreSQL.

12,731

Total Points

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Skills & Experience

  • Company

    Fortune 50 Omni-Channel Retailer

  • Job Title

    Software Developer

  • Spoken Languages

    • English

  • Awards

    • BS Computer Science (Summa Cum Laude)

149 Achievements

  • Achievement

    Python For Beginners

    Python Basics (2015)

    Achieved

    Aug 13, 2017

    Python For Beginners
  • Achievement

    Console I/O

    C# Basics (Retired)

    Achieved

    Jul 11, 2017

    Console I/O
  • Achievement

    Prepare and Plan

    C# Basics (Retired)

    Achieved

    Jul 10, 2017

    Prepare and Plan
  • Achievement

    Java's Functional Toolset

    Introduction to Functional Programming

    Achieved

    Jun 21, 2017

    Java's Functional Toolset
  • Achievement

    Delivering the MVP

    Java Objects

    Achieved

    Feb 17, 2017

    Delivering the MVP
  • Achievement

    Creating the MVP

    Java Objects

    Achieved

    Feb 17, 2017

    Creating the MVP
  • Achievement

    Harnessing the Power of Objects

    Java Objects

    Achieved

    Feb 15, 2017

    Harnessing the Power of Objects
  • Achievement

    Responding to User Interaction

    Interacting with the DOM

    Achieved

    Jan 26, 2017

    Responding to User Interaction
  • Achievement

    Making Changes to the DOM

    JavaScript and the DOM (Retiring)

    Achieved

    Jan 17, 2017

    Making Changes to the DOM
  • Achievement

    Getting a Handle on the DOM

    JavaScript and the DOM (Retiring)

    Achieved

    Jan 5, 2017

    Getting a Handle on the DOM
  • Achievement

    The Browser Environment

    JavaScript and the DOM (Retiring)

    Achieved

    Jan 3, 2017

    The Browser Environment
  • Achievement

    Meet Objects

    Java Objects

    Achieved

    Dec 13, 2016

    Meet Objects
  • Achievement

    Go Further With Mongo

    Mongo Basics

    Achieved

    Dec 9, 2016

    Go Further With Mongo
  • Achievement

    Working With Collections

    Mongo Basics

    Achieved

    Dec 8, 2016

    Working With Collections
  • Achievement

    Understanding MongoDB

    Mongo Basics

    Achieved

    Dec 8, 2016

    Understanding MongoDB
  • Achievement

    Persisting Data with Hibernate

    Hibernate Basics

    Achieved

    Sep 20, 2016

    Persisting Data with Hibernate
  • Achievement

    Getting Started with Hibernate

    Hibernate Basics

    Achieved

    Sep 6, 2016

    Getting Started with Hibernate
  • Achievement

    Presentation Skills

    Soft Skills

    Achieved

    Sep 2, 2016

    Presentation Skills
  • Achievement

    Getting the REST You Need

    REST API Basics

    Achieved

    Sep 2, 2016

    Getting the REST You Need
  • Achievement

    Data Persistence & ORMs

    Hibernate Basics

    Achieved

    Sep 1, 2016

    Data Persistence & ORMs
  • Achievement

    Getting Started with MongoDB

    Mongo Basics

    Achieved

    Aug 25, 2016

    Getting Started with MongoDB
  • Achievement

    Meet Objects

    Java Objects (Retired)

    Achieved

    Jul 28, 2016

    Meet Objects
  • Achievement

    Perfecting the Prototype

    Java Basics

    Achieved

    Jul 28, 2016

    Perfecting the Prototype
  • Achievement

    Using your New Tools

    Java Basics

    Achieved

    Jul 28, 2016

    Using your New Tools
  • Achievement

    Getting Started with Java

    Java Basics

    Achieved

    Jul 28, 2016

    Getting Started with Java
  • Achievement

    Creating a Simple Server in Node.js

    Build a Simple Dynamic Site with Node.js

    Achieved

    Jul 7, 2016

    Creating a Simple Server in Node.js
  • Achievement

    Quiz Practice Project

    Object-Oriented JavaScript (2015)

    Achieved

    Jun 5, 2016

    Quiz Practice Project
  • Achievement

    Prototypal Inheritance

    Object-Oriented JavaScript (2015)

    Achieved

    May 31, 2016

    Prototypal Inheritance
  • Achievement

    Creating a Simple Lightbox

    jQuery Basics (2014)

    Achieved

    May 9, 2016

    Creating a Simple Lightbox
  • Achievement

    Customizing Colors and Fonts

    How to Make a Website

    Achieved

    May 7, 2016

    Customizing Colors and Fonts
  • Achievement

    CSS: Cascading Style Sheets

    How to Make a Website

    Achieved

    May 7, 2016

    CSS: Cascading Style Sheets
  • Achievement

    Creating HTML Content

    How to Make a Website

    Achieved

    May 7, 2016

    Creating HTML Content
  • Achievement

    HTML First

    How to Make a Website

    Achieved

    May 5, 2016

    HTML First
  • Achievement

    Beginning HTML and CSS

    How to Make a Website

    Achieved

    May 5, 2016

    Beginning HTML and CSS
  • Achievement

    Creating a Spoiler Revealer

    jQuery Basics (2014)

    Achieved

    May 5, 2016

    Creating a Spoiler Revealer
  • Achievement

    Introduction to jQuery

    jQuery Basics (2014)

    Achieved

    May 4, 2016

    Introduction to jQuery
  • Achievement

    Logo Design 101

    Logo Design Basics

    Achieved

    May 3, 2016

    Logo Design 101
  • Achievement

    Simple Mobile Interface

    Sketch Basics

    Achieved

    May 3, 2016

    Simple Mobile Interface
  • Achievement

    Diving into Web Development

    Intro to Java Web Development with Spark

    Achieved

    May 3, 2016

    Diving into Web Development
  • Achievement

    Error Handling in Swift 2.0

    Error Handling in Swift 2.0

    Achieved

    May 1, 2016

    Error Handling in Swift 2.0
  • Achievement

    Creating Flexible Objects Using Protocols

    Swift 2.0 Protocols

    Achieved

    May 1, 2016

    Creating Flexible Objects Using Protocols
  • Achievement

    Swift 2.0 Protocols

    Swift 2.0 Protocols

    Achieved

    Apr 30, 2016

    Swift 2.0 Protocols
  • Achievement

    Exporting Designs

    Sketch Basics

    Achieved

    Apr 27, 2016

    Exporting Designs
  • Achievement

    Sketch Features

    Sketch Basics

    Achieved

    Apr 27, 2016

    Sketch Features
  • Achievement

    Introducing Sketch

    Sketch Basics

    Achieved

    Apr 26, 2016

    Introducing Sketch
  • Achievement

    Getting Started with WordPress

    Getting Started with WordPress

    Achieved

    Apr 26, 2016

    Getting Started with WordPress
  • Achievement

    Computer Languages

    Computer Basics

    Achieved

    Apr 26, 2016

    Computer Languages
  • Achievement

    Computer Basics

    Computer Basics

    Achieved

    Apr 26, 2016

    Computer Basics
  • Achievement

    Objects and Optionals

    Swift 2.0 Enumerations and Optionals

    Achieved

    Apr 25, 2016

    Objects and Optionals
  • Achievement

    Introduction to Optionals

    Swift 2.0 Enumerations and Optionals

    Achieved

    Apr 23, 2016

    Introduction to Optionals
  • Achievement

    Introduction to Enumerations

    Swift 2.0 Enumerations and Optionals

    Achieved

    Apr 23, 2016

    Introduction to Enumerations
  • Achievement

    Running Apps on a Device

    Build a Simple iPhone App with Swift 2.0

    Achieved

    Apr 19, 2016

    Running Apps on a Device
  • Achievement

    Improving Our User Interface

    Build a Simple iPhone App with Swift 2.0

    Achieved

    Apr 19, 2016

    Improving Our User Interface
  • Achievement

    Structs as Data Models

    Build a Simple iPhone App with Swift 2.0

    Achieved

    Apr 17, 2016

    Structs as Data Models
  • Achievement

    View Controllers and Views

    Build a Simple iPhone App with Swift 2.0

    Achieved

    Apr 15, 2016

    View Controllers and Views
  • Achievement

    Getting Started with iOS Development

    Build a Simple iPhone App with Swift 2.0

    Achieved

    Apr 11, 2016

    Getting Started with iOS Development
  • Achievement

    Differentiating Between Objects

    Object-Oriented Swift 2.0

    Achieved

    Apr 11, 2016

    Differentiating Between Objects
  • Achievement

    Class Inheritance

    Object-Oriented Swift 2.0

    Achieved

    Apr 11, 2016

    Class Inheritance
  • Achievement

    Classes

    Object-Oriented Swift 2.0

    Achieved

    Apr 11, 2016

    Classes
  • Achievement

    Complex Data Structures

    Object-Oriented Swift 2.0

    Achieved

    Apr 10, 2016

    Complex Data Structures
  • Achievement

    Function Parameters

    Swift 2.0 Functions

    Achieved

    Apr 10, 2016

    Function Parameters
  • Achievement

    Functions in Swift 2.0

    Swift 2.0 Functions

    Achieved

    Apr 10, 2016

    Functions in Swift 2.0
  • Achievement

    Control Flow with Conditional Statements

    Swift 2.0 Collections and Control Flow

    Achieved

    Apr 10, 2016

    Control Flow with Conditional Statements
  • Achievement

    Control Flow With Loops

    Swift 2.0 Collections and Control Flow

    Achieved

    Apr 9, 2016

    Control Flow With Loops
  • Achievement

    Swift Dictionaries

    Swift 2.0 Collections and Control Flow

    Achieved

    Apr 9, 2016

    Swift Dictionaries
  • Achievement

    Introduction to Collections

    Swift 2.0 Collections and Control Flow

    Achieved

    Apr 9, 2016

    Introduction to Collections
  • Achievement

    Swift Operators

    Swift 2.0 Basics

    Achieved

    Apr 9, 2016

    Swift Operators
  • Achievement

    Swift Types

    Swift 2.0 Basics

    Achieved

    Apr 9, 2016

    Swift Types
  • Achievement

    An Introduction to Swift Programming

    Swift 2.0 Basics

    Achieved

    Apr 8, 2016

    An Introduction to Swift Programming
  • Achievement

    Getting Familiar with HTML and CSS

    Introduction to HTML and CSS (2016)

    Achieved

    Feb 13, 2016

    Getting Familiar with HTML and CSS
  • Achievement

    Constructor Functions & Prototypes

    Object-Oriented JavaScript (2015)

    Achieved

    Feb 13, 2016

    Constructor Functions & Prototypes
  • Achievement

    Introduction to Methods

    Object-Oriented JavaScript (2015)

    Achieved

    Feb 11, 2016

    Introduction to Methods
  • Achievement

    Using the MVC Architecture with Spring

    Spring Basics

    Achieved

    Feb 10, 2016

    Using the MVC Architecture with Spring
  • Achievement

    Modeling, Storing, and Presenting Data with Spring

    Spring Basics

    Achieved

    Feb 7, 2016

    Modeling, Storing, and Presenting Data with Spring
  • Achievement

    Creating Spring Controllers and Thymeleaf Views

    Spring Basics

    Achieved

    Jan 29, 2016

    Creating Spring Controllers and Thymeleaf Views
  • Achievement

    Spring Components and Configuring Our App

    Spring Basics

    Achieved

    Jan 29, 2016

    Spring Components and Configuring Our App
  • Achievement

    Setting Up Your Local Environment for Spring Development

    Spring Basics

    Achieved

    Jan 29, 2016

    Setting Up Your Local Environment for Spring Development
  • Achievement

    Building a Command Line Application

    Node.js Basics (2014)

    Achieved

    Jan 27, 2016

    Building a Command Line Application
  • Achievement

    Introduction to Node.js

    Node.js Basics (2014)

    Achieved

    Jan 26, 2016

    Introduction to Node.js
  • Achievement

    JavaScript Objects

    JavaScript Loops, Arrays and Objects

    Achieved

    Jan 24, 2016

    JavaScript Objects
  • Achievement

    JavaScript Arrays

    JavaScript Loops, Arrays and Objects

    Achieved

    Jan 23, 2016

    JavaScript Arrays
  • Achievement

    JavaScript Loops

    JavaScript Loops, Arrays and Objects

    Achieved

    Jan 22, 2016

    JavaScript Loops
  • Achievement

    JavaScript Functions

    JavaScript Basics (Retired)

    Achieved

    Jan 22, 2016

    JavaScript Functions
  • Achievement

    JavaScript Conditional Statements

    JavaScript Basics (Retired)

    Achieved

    Jan 20, 2016

    JavaScript Conditional Statements
  • Achievement

    Writing Your Own Java Annotation

    Java Annotations

    Achieved

    Jan 18, 2016

    Writing Your Own Java Annotation
  • Achievement

    Using Java's Built-In Annotations

    Java Annotations

    Achieved

    Jan 16, 2016

    Using Java's Built-In Annotations
  • Achievement

    JavaScript Numbers

    JavaScript Basics (Retired)

    Achieved

    Jan 16, 2016

    JavaScript Numbers
  • Achievement

    JavaScript Variables

    JavaScript Basics (Retired)

    Achieved

    Jan 16, 2016

    JavaScript Variables
  • Achievement

    What to Test

    Unit Testing in Java

    Achieved

    Jan 12, 2016

    What to Test
  • Achievement

    How To Test

    Unit Testing in Java

    Achieved

    Jan 5, 2016

    How To Test
  • Achievement

    Why Test

    Unit Testing in Java

    Achieved

    Jan 3, 2016

    Why Test
  • Achievement

    Swift Enums

    Swift Enums and Structs

    Achieved

    Sep 5, 2015

    Swift Enums
  • Achievement

    Swift Optionals

    Swift Functions and Optionals

    Achieved

    Sep 5, 2015

    Swift Optionals
  • Achievement

    Introducing JavaScript

    JavaScript Basics (Retired)

    Achieved

    Aug 25, 2015

    Introducing JavaScript
  • Achievement

    Swift Parameters and Tuples

    Swift Functions and Optionals

    Achieved

    Aug 6, 2015

    Swift Parameters and Tuples
  • Achievement

    Swift Functions

    Swift Functions and Optionals

    Achieved

    Aug 4, 2015

    Swift Functions
  • Achievement

    Control Flow

    Swift Basics (retired)

    Achieved

    Aug 2, 2015

    Control Flow
  • Achievement

    Collections

    Swift Basics (retired)

    Achieved

    Aug 2, 2015

    Collections
  • Achievement

    Operators

    Swift Basics (retired)

    Achieved

    Aug 2, 2015

    Operators
  • Achievement

    Types

    Swift Basics (retired)

    Achieved

    Aug 1, 2015

    Types
  • Achievement

    Variables and Constants

    Swift Basics (retired)

    Achieved

    Aug 1, 2015

    Variables and Constants
  • Achievement

    Efficiency!

    Java Data Structures - Retired

    Achieved

    Jul 20, 2015

    Efficiency!
  • Achievement

    Exploring the Java Collections Framework

    Java Data Structures - Retired

    Achieved

    Jul 19, 2015

    Exploring the Java Collections Framework
  • Achievement

    Organizing Data

    Java Data Structures - Retired

    Achieved

    Jul 16, 2015

    Organizing Data
  • Achievement

    Getting There

    Java Data Structures - Retired

    Achieved

    Jul 14, 2015

    Getting There
  • Achievement

    Workflows

    Git Basics

    Achieved

    Jun 6, 2015

    Workflows
  • Achievement

    Working With Remote Repositories

    Git Basics

    Achieved

    Jun 6, 2015

    Working With Remote Repositories
  • Achievement

    Merging

    Git Basics

    Achieved

    Jun 6, 2015

    Merging
  • Achievement

    Branches

    Git Basics

    Achieved

    Jun 6, 2015

    Branches
  • Achievement

    Getting Started With Git

    Git Basics

    Achieved

    Jun 5, 2015

    Getting Started With Git
  • Achievement

    Starting with Design Mockups

    Implementing Designs for Android

    Achieved

    May 12, 2014

    Starting with Design Mockups
  • Achievement

    Self-Destruction

    Build a Self-Destructing Message Android App

    Achieved

    May 12, 2014

    Self-Destruction
  • Achievement

    Retrieving and Viewing Messages

    Build a Self-Destructing Message Android App

    Achieved

    May 9, 2014

    Retrieving and Viewing Messages
  • Achievement

    Fundamentals of C

    Objective-C Basics (Retired)

    Achieved

    May 9, 2014

    Fundamentals of C
  • Achievement

    Why Version Control Matters

    Git Basics

    Achieved

    Apr 18, 2014

    Why Version Control Matters
  • Achievement

    Basics

    Introduction to Programming

    Achieved

    Apr 16, 2014

    Basics
  • Achievement

    Installing Wordpress

    How to Make a Website with WordPress

    Achieved

    Apr 16, 2014

    Installing Wordpress
  • Achievement

    Moving Forward with UX

    UX Basics

    Achieved

    Apr 16, 2014

    Moving Forward with UX
  • Achievement

    Tools UXers Use

    UX Basics

    Achieved

    Apr 16, 2014

    Tools UXers Use
  • Achievement

    How UXers Think

    UX Basics

    Achieved

    Apr 16, 2014

    How UXers Think
  • Achievement

    What Do User Experience Designers Do?

    UX Basics

    Achieved

    Apr 16, 2014

    What Do User Experience Designers Do?
  • Achievement

    What is User Experience (UX)?

    UX Basics

    Achieved

    Apr 16, 2014

    What is User Experience (UX)?
  • Achievement

    Sending Messages

    Build a Self-Destructing Message Android App

    Achieved

    Apr 8, 2014

    Sending Messages
  • Achievement

    Making Money

    How to Start a Business (old)

    Achieved

    Apr 8, 2014

    Making Money
  • Achievement

    Marketing Strategy

    How to Start a Business (old)

    Achieved

    Apr 8, 2014

    Marketing Strategy
  • Achievement

    Introduction to Accounting

    How to Start a Business (old)

    Achieved

    Apr 8, 2014

    Introduction to Accounting
  • Achievement

    Marketing Basics

    How to Start a Business (old)

    Achieved

    Apr 8, 2014

    Marketing Basics
  • Achievement

    Forming Your Company

    How to Start a Business (old)

    Achieved

    Apr 8, 2014

    Forming Your Company
  • Achievement

    Corporate Structure

    How to Start a Business (old)

    Achieved

    Apr 8, 2014

    Corporate Structure
  • Achievement

    Why Start a Business?

    How to Start a Business (old)

    Achieved

    Apr 8, 2014

    Why Start a Business?
  • Achievement

    Capturing Photos and Videos

    Build a Self-Destructing Message Android App

    Achieved

    Apr 8, 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

    Moving Around in the Console

    Console Foundations

    Achieved

    Apr 5, 2014

    Moving Around in the Console
  • Achievement

    Using Fragments for Tabs

    Build a Self-Destructing Message Android App

    Achieved

    Apr 5, 2014

    Using Fragments for Tabs
  • Achievement

    Adding Users Using Parse.com

    Build a Self-Destructing Message Android App

    Achieved

    Apr 5, 2014

    Adding Users Using Parse.com
  • Achievement

    Starting the App

    Build a Self-Destructing Message Android App

    Achieved

    Apr 4, 2014

    Starting the App
  • Achievement

    Pretty Little Things

    Build a Simple Android App (retired 2014)

    Achieved

    Apr 3, 2014

    Pretty Little Things
  • Achievement

    Learning the Language

    Build a Simple Android App (retired 2014)

    Achieved

    Apr 3, 2014

    Learning the Language
  • Achievement

    Getting Started with Android

    Build a Simple Android App (retired 2014)

    Achieved

    Apr 3, 2014

    Getting Started with Android
  • Achievement

    Ruby Basics

    Ruby Foundations

    Achieved

    Apr 3, 2014

    Ruby Basics
  • Achievement

    Securing and Maintaining a MySQL Database

    Database Foundations

    Achieved

    Apr 2, 2014

    Securing and Maintaining a MySQL Database
  • Achievement

    SQL Calculating, Aggregating and Other Functions

    Database Foundations

    Achieved

    Apr 2, 2014

    SQL Calculating, Aggregating and Other Functions
  • Achievement

    Joining Relational Data Between Tables in SQL

    Database Foundations

    Achieved

    Apr 2, 2014

    Joining Relational Data Between Tables in SQL
  • Achievement

    Manipulating Schema with SQL

    Database Foundations

    Achieved

    Apr 1, 2014

    Manipulating Schema with SQL
  • Achievement

    Creating Tables and Manipulating Data with SQL

    Database Foundations

    Achieved

    Mar 31, 2014

    Creating Tables and Manipulating Data with SQL
  • Achievement

    Reading Data from Databases with SQL

    Database Foundations

    Achieved

    Mar 31, 2014

    Reading Data from Databases with SQL
  • Achievement

    Installing MySQL Server and MySQL Workbench

    Database Foundations

    Achieved

    Mar 30, 2014

    Installing MySQL Server and MySQL Workbench
  • Achievement

    Introduction to Data, Databases and SQL

    Database Foundations

    Achieved

    Mar 30, 2014

    Introduction to Data, Databases and SQL
  • Achievement

    Newbie

    Achieved

    Mar 30, 2014

    Newbie