Renato Guzman

Renato Guzman

Arequipa, Peru

47,696

Total Points

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Skills & Experience

  • Spoken Languages

    • English
    • French
    • Spanish

589 Achievements

  • How to Have 1:1's
  • JavaScript Objects and Conditionals
  • JavaScript Arrays and Loops
  • JavaScript Functions
  • Data Types and Variables
  • Material Design Components
  • Working With Material Design
  • Interaction Design in Practice
  • Theories and Psychology
  • Creating a Long Term Business
  • Protecting Yourself With Contracts
  • Establishing a Proper Workflow
  • Pricing and Project Proposals
  • Finding Your First Project
  • Starting a Freelance Career
  • Making sense of it all
  •  Learning activity: Interviewing
  • Learning activity: Field Observation
  • Learning activity: Experience Sampling
  • Finding participants for your learning activity
  • Solving an Important Problem
  • Making Decisions in Your Code with Conditional Statements
  • Working With Strings
  • Practicing Classes
  • Voice and Tone
  • User Interface Library
  • Visual Design Language
  • Understanding Design Systems
  • Designing for iOS
  • Working With Human Interface Guidelines
  • Storing and Tracking Information with Variables
  • Hello, JavaScript!
  • Arrow Functions
  • Pass Information Into Functions
  • Create Reusable Code with Functions
  • The Math Object
  • Working with Numbers
  • LTV Analysis by Example
  • What is LTV?
  • Checking Out and Returning a Book
  • Starting with Some Methods
  • The Rough Plan
  • The Role of Selectors in JavaScript
  • Pseudo-classes and Combinators
  • Selector Basics
  • Practice Functions
  • Security in Practice
  • Common Attacks and Defenses
  • Hello Internet!
  • Quantitative Methods
  • Usability Studies
  • Qualitative Studies
  • Measuring Your Designs
  • Common Commands
  • Directories and Files
  • The Command Shell
  • Going Further with Type
  • Laying Out Type
  • Web Typography
  • How to Choose and Use Fonts
  • Introduction to Typography
  • Vulnerabilities: Configuration, Components, and Logging
  • Vulnerabilities: Authentication, Access, and Sensitive Data
  • Vulnerabilities:  Injection, XSS, CSRF
  • The OWASP Top 10 Explained
  • Regular Expressions
  • Maintaining Secure Web Apps
  • Protecting Data and Keeping Attackers Out
  • Why Protect Your Web Apps
  • Security: Solutions
  • Security: Concerns
  • Analysis
  • Interviewing
  • Recruiting Participants
  • WebDriver Input Actions
  • WebDriver Waits
  • Use Selenium with Testing Frameworks
  • Exploring Best Practices
  • Test Drive
  • Meet Selenium
  • Searching Names
  • Sorting Algorithms
  • Prototyping with a Design System
  • Material Design Basics
  • Understanding Design Systems
  • How to Make Wireframes in Adobe XD
  • How to Make Wireframes in Sketch
  • How to Make Wireframes in Balsamiq
  • How to Make Wireframes on Paper
  • What is Wireframing?
  • Principles of Design
  • Elements of Design
  • Improving Usability
  • Mobile Usability
  • Website Usability
  • What is Usability?
  • Professional Development
  • Applying & Interviewing
  • The Job Search
  • Networking
  • Personal Branding
  • Setting Your Course
  • Careers in the Tech Industry
  • Self-Assessment
  • Lists, Code, Links and Images
  • Understanding Markdown
  • Persuasive Patterns
  • UI Patterns
  • Designing with Patterns
  • The Design Solution
  • The Design Problem
  • Design Principles
  • What is Product Design?
  • Business Plan for Freelance Business
  • Business Plan Basics
  • JavaScript Frameworks, Libraries, and Developer Roles
  • JavaScript Outside of the Browser
  • Moving Beyond the Blog
  • Finding Business
  • Creating Content
  • Introduction to Blogging
  • Better SEO Through Tools
  • Better SEO Through Code
  • Better SEO Through Content
  • Introduction to SEO
  • Improving Quality Assurance Practices
  • Bug Reporting
  • Executing Tests
  • Writing Manual Test Cases
  • Why We Test
  • How to Critique Design
  • Simple Mobile Interface
  • Exporting Designs
  • Sketch Features
  • Introducing Sketch
  • Hierarchy and Layout
  • Writing Copy
  • Performing CRUD Operations
  • Defining Models
  • Getting Started with Sequelize
  • Art Direction with the Picture Element
  • Image Delivery with Srcset and Sizes
  • Writing a Classifier
  • Machine Learning Vocabulary
  • Introduction to Machine Learning
  • Big Data at Netflix
  • Where and How Big Data Is Used
  • What is Big Data
  • Selecting Relevant Data
  • Handling Bad Data
  • “Clean” or “Dirty” Data
  • Exploring pandas
  • Meet pandas
  • Data Eruption
  • Chart Toppers
  • Getting Started with Data Visualization
  • Iterating and Packing with Dictionaries
  • Introducing Dictionaries
  • Sequence Operations
  • Sequence Iterations
  • Packing and Unpacking
  • Getting Info In and Out of Functions
  • Introduction to Functions
  • Getting to Know Tuples
  • Build an Application
  • Using Lists
  • Meet Lists
  • All Together Now
  • Functions and Looping
  • Types and Branching
  • Meet Python
  • The Data Analysis Process
  • Getting to Know Your Data
  • Introducing Data Analysis
  • The Logo Sprint
  • Create a Banner Ad
  • Hello, Photoshop!
  • Digital Media Basics
  • Team Collaboration in Figma
  • Prototyping Designs in Figma
  • Introducing Figma
  • Save for the Web
  • Adding Images and a Mockup
  • Logo Design
  • Creating a Wireframe
  • Introducing Adobe Illustrator
  • Logo Design 101
  • Telling the Story
  • Designing for your User’s "To-be"
  • Understanding your User’s “As-is” Scenario
  • Becoming Acquainted with Your User
  • Becoming a Design Thinker
  • Soft Skills - Psychology
  • Writing Online
  • Productivity
  • Presentation Skills
  • Important Skills For Professional Success
  • Exploring Async/Await
  • Understanding Promises
  • Asynchronous JavaScript with Callbacks
  • What is Asynchronous Programming?
  • Bringing It All Together
  • The Cash Flow Statement
  • The Balance Sheet
  • The Profit & Loss Statement
  • Introducing Financial Statements
  • Chrome DevTools Basics
  • Testing for Accessibility
  • Mobile Accessibility
  • Accessible UI Patterns
  • Semantic HTML and WAI-ARIA
  • WCAG 2.0 (and Other Standards)
  • Access for Everybody
  • Getters and Setters
  • Working with Classes in JavaScript
  • Object Basics
  • Introduction to Object-Oriented JavaScript
  • Captioning Video
  • Media Basics
  • Combine and Minify Assets
  • Optimize Assets
  • Measuring Performance
  • Planning for Performance
  • Working with jQuery Collections (2017)
  • Understanding jQuery Events and DOM Traversal (2017)
  • Introducing jQuery (2017)
  • Add Reusable Logic to Your Sass
  • Write Smart and Efficient CSS with Sass
  • Improve Your Workflow with Sass
  • Getting Started with Sass
  • Keyframe and Line Drawing Animations
  • Transitions and Transforms
  • Creating an SVG
  • Introduction to SVG
  • Adding 3D Effects with CSS
  • Getting Started with CSS Transforms
  • Transition Timing Functions and Delays
  • Getting Started with CSS Transitions
  • Design Patterns
  • Page Layout
  • Building Forms With Bootstrap
  • Using Bootstrap Components
  • Responsive Layouts With the Bootstrap Grid
  • Getting to Know Bootstrap 4
  • Building a Layout with Flexbox
  • Flexbox Properties
  • Understanding Flexbox
  • Responsive Patterns
  • Media Queries
  • Responsive Theory
  • Final Project: Create a Typographic Site
  • Laying Out Type for the Web
  • Basic Web Typography
  • How to Choose and Use Webfonts
  • Introduction to Typography
  • Structuring Tables
  • Table Basics
  • Choosing Options
  • Organizing Forms
  • Form Basics
  • Fundamental Concepts
  • Designing with the Latest Features
  • Basic Layout
  • The Box Model
  • Understanding Values and Units
  • Basic Selectors
  • Getting Started with CSS
  • Exploration
  • Discovery
  • Putting It All Together
  • Embracing the Process
  • Curating the Work
  • Portfolio Goals
  • Demystifying the Portfolio
  • Implementing UX Content
  • Creating UX Content
  • UX Content Attributes
  • UX Content Basics
  • Going Further with Grid Layout
  • Flexible Sized Grids
  • Introducing Grid Layout
  • Protecting and Sharing Your Work
  • Licensing
  • Fair Use and Public Domain
  • Getting Started with Copyright
  • Get Involved in Open Source
  •  Create a Web Presence on GitHub
  •  Working on a Team
  • Working By Yourself
  • Hello, GitHub!
  • Rehearsal and Delivery
  • Creating and Refining
  • Preparing to Present
  • Adding the Game Logic
  • Making the Game Interactive
  • Rendering the Game
  •  Building Constructor Methods and Generating Objects
  • Introducing 'Four in a Row'
  • Additional Scraping Tasks
  • A World Full of Spiders
  • Introducing Data Scraping
  • Getting the REST You Need 2
  • Array Programming
  • Array Organization
  • Meet NumPy
  • Planning Your Users’ Journey
  • Strategy: Determining Goals for your Product
  • Understanding Our Users
  • Intro to User Experience (UX) Design
  • Create Function Using Arrow Syntax
  • Using Template Literals
  • Defining Variables With let and const
  • The Lambda Lambada
  • Functional Workhorses
  • Functional Rules
  • MASH JavaScript
  • MASH CSS
  • MASH HTML
  • Treehouse Club - JavaScript
  • Treehouse Club - CSS
  • Welcome to the Treehouse Club
  • WWW
  • Building a Flashcard App
  • Sweeping Vues: Loops, Methods, Directives
  • What a Beautiful Vue!
  • Introducing Vue
  • The Internet
  • Computer Languages
  • Computer Basics
  • JavaScript Tools and Workflows
  • JavaScript is Everywhere
  • Using the Discovery Service
  • Using the Conversation Service
  • Introducing the Watson APIs
  • Video Marketing
  • Email Marketing
  • Search Engine Optimization
  • Usability Testing
  • Usability Basics
  • Social Media
  • What to Test
  • How To Test
  • Why Test
  • Design Foundations Final
  • Becoming a Problem Solver
  • Understanding Aesthetics
  • Introduction to Design
  • Positioning Page Content
  • CSS Layout Project
  • Page Layout with the Float Property
  • Controlling Layout with CSS Display Modes
  • Getting Started with CSS Layout
  • Reusable GraphQL
  • Making Changes with Mutations
  • Fetching Data with Queries
  • Getting Started with GraphQL
  • Advanced Selectors
  • Going Further with Attribute Selectors and Pseudo-Classes
  • Selectors - Beyond the Basics
  • GitHub and Other Remote Repositories
  • Managing Committed Files
  • First Commits
  • Displaying Additional Views
  • Using the Vending Machine
  • Loading Data From a Resource
  • Modeling an Interface
  • Error Handling
  • Creating Flexible Objects Using Protocols
  • Protocol Basics
  • Objects and Optionals
  • Introduction to Optionals
  • Introduction to Enumerations
  • Running Apps on a Device
  • Improving Our User Interface
  • Structs As Data Models
  • View Controllers and Views
  • Getting Started with iOS Development
  • Differentiating Between Objects
  • Class Inheritance
  • Classes in Swift
  • Complex Data Structures
  • Adding Power to Functions
  • Functions in Swift
  • Control Flow With Conditional Statements
  • Control Flow With Loops
  • Dictionaries in Swift
  • Go Concurrency Overview
  • Go Custom Types Overview
  • Go Data Structures Overview
  • Go Flow Control Overview
  • Go Syntax Overview
  • Going Further with Routing
  • Navigating, Nesting and Redirecting Routes
  • Getting Started with React Router
  • Refining the App
  • Building the Application
  • Setting up with Create React App
  • Putting it all Together
  • Actions, Dispatch and Reducers. Oh my!
  • Modularizing the React Scoreboard Application
  • Getting Started with Redux
  • Component Lifecycle
  • Designing Dataflow
  • Stateful Components
  • Thinking in Components
  • First Steps in React
  • Introduction to Collections
  • Swift Operators
  • Swift Types
  • An Introduction to Swift Programming
  • Next Steps
  • Improving Our Tests
  • Behavior Driven Development with Mocha & Chai
  • Introducing Unit Testing
  • Completing and Testing the API
  • Communicating with Mongo Through Mongoose
  • Modeling Data for the API
  • Building API Routes in Express
  • Building a REST Service
  • Express Middleware
  • Sessions and Cookies
  • User Registration and Login
  • What is Authentication?
  • Go Further With Mongo
  • Working With Collections
  • Understanding MongoDB
  • Getting Started with MongoDB
  • Serving Static Files in Express
  • Applying Express Knowledge
  • Middleware
  • Deeper into Routing with Express
  • Using Templates with Express
  • Getting Started with Express
  • Improving your Gulp Workflow
  • Compile Sass with Gulp
  • Gulp your JavaScript workflow!
  • Welcome to Gulp.js
  • Updating and Uninstalling Packages with npm
  • Installing Packages with npm
  • What is npm?
  • HTTP Methods and Headers
  • Creating a Basic Template Engine in Node.js
  • 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
  • Introduction to Node.js
  • Classes
  • Objects and New Collection Types
  • The Cooler Parts of ES2015
  • ES2015 Basics
  • Quiz Practice Project
  • Prototypal Inheritance
  • Constructor Functions & Prototypes
  • Introduction to Methods
  • AJAX and APIs
  • jQuery and AJAX
  • Programming AJAX
  • AJAX Concepts
  • Next Steps
  • Financing Our Company
  • Selling Your Product
  • Marketing Your Product
  • Product Market Fit
  • Discovery
  • Dockerize a Web App
  • Managing Images and Containers
  • Building Images Using Dockerfiles
  • Fundamentals of Docker
  • Docker Use Cases
  • Going Further with HTML
  • Images, Text and Links
  • Structuring Your Content
  • Getting Started With HTML
  • Python File Systems Project Starter
  • Python File Systems Manipulation
  • Python File Systems Navigation
  • Bokeh Visualizations
  • Bokeh Data
  • Using a jQuery Carousel
  • Add a Sticky Navigation Bar
  • Introducing jQuery Plugins
  • DOM Traversal
  • DOM Manipulation
  • Events
  • Hello, jQuery!
  • 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
  • JavaScript Objects
  • JavaScript Arrays
  • JavaScript Loops
  • Finishing the Game
  • Introducing JavaScript
  • JavaScript Functions
  • JavaScript Conditional Statements
  • JavaScript Numbers
  • JavaScript Variables
  • Introducing JavaScript
  • Dice Roller
  • Python: Advanced Objects
  • Python: Inheritance
  • Python: Instant Objects
  • Creating Reports
  • Charts and Tables
  • Exporting
  • Cleaning Data
  • Describing Data
  • Getting Started with Data Science
  • Users and Authorization
  • Django Authentication
  • Security and Customization
  • Make the REST Framework Work for You
  • RESTful Django
  • Customizing Class-based Views
  • Classy Views
  • Detail View
  • List View
  • The Django Admin
  • Total Control
  • Basic ORM Usage
  • Same Old ORM
  • Inlines and Media
  • Django Model Forms
  • Django Models
  • Django Forms
  • Building Custom Filters
  • Building Custom Tags
  • Template Tags and Filters
  • API Protection
  • Resourceful Blueprints
  • Getting the REST You Need
  • Tacocat Challenge
  • How to Win Friends
  • Broadcasting
  • Takin' Names
  • Making Strong Users
  • Character Builder
  • Flask Templates
  • Welcome to Flask
  • GET and POST Requests in a Browser
  • Introduction to HTTP
  • 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
  • Test Time!
  • Final Details
  • Django Templates
  • Model Administration
  • What a View
  • Say Hello to Django
  • Covering Your Bases
  • Be Assertive!
  • What Is Testing?
  • Gettin' CRUD-y With It
  • Our Diary App
  • Meet Peewee
  • Python Regular Expressions
  • Timezones
  • Math Quiz App
  • Dates and Times
  • Buggy Logs
  • Cleaner Code
  • Hack-n-Slash
  • Python Inheritance
  • Python Objects
  • Dungeon Game 2
  • Python Sets
  • Python Tuples
  • Python Dictionaries
  • Python Slices
  • Python Lists
  • Letter Game App
  • Number Game App
  • Shopping List App
  • Logic in Python
  • Python Data Types
  • Python For Beginners
  • Perfecting the Prototype
  • Using your New Tools
  • Getting Started with Java
  • Newbie