Henri Okajima

Henri Okajima

Jundiaí, Brazil

Electrical Engineer. MSc on Electrical Engineering. Work at Metrô-SP. Experience on electronics and telecom devices R&D and VHDL, C, Python, Java, and so on. Like digital painting and karate.

6,995

Total Points

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Skills & Experience

  • Company

    Companhia do Metropolitano de São Paulo

  • Job Title

    Engineer

  • Spoken Languages

    • English
    • French
    • Portuguese

91 Achievements

  • Serving Static Files in Express
  • Applying Express Knowledge
  • Adding the Game Logic
  • Making the Game Interactive
  • Rendering the Game
  •  Building Constructor Methods and Generating Objects
  • Introducing 'Four in a Row'
  • Getters and Setters
  • Next Steps
  • Improving Our Tests
  • Behavior Driven Development with Mocha & Chai
  • Introducing Unit Testing
  • Create Function Using Arrow Syntax
  • Using Template Literals
  • Defining Variables With let and const
  • Working with Classes in JavaScript
  • JavaScript Tools and Workflows
  • Object Basics
  • Introduction to Object-Oriented JavaScript
  • JavaScript is Everywhere
  • Introducing Data Analysis
  • 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
  • Introducing Spreadsheets
  • What is Authentication?
  • Go Further With Mongo
  • Working With Collections
  • Understanding MongoDB
  • Getting Started with MongoDB
  • Middleware
  • Working with jQuery Collections (2017)
  • Understanding jQuery Events and DOM Traversal (2017)
  • Introducing jQuery (2017)
  • Deeper into Routing with Express
  • Using Templates with Express
  • Getting Started with Express
  • Improving your Gulp Workflow
  • Compile Sass with Gulp
  • Getting Started with Sass
  • Gulp your JavaScript workflow!
  • Welcome to Gulp.js
  • Branches
  • Getting Started With Git
  • Why Version Control Matters
  • HTTP Methods and Headers
  • Updating and Uninstalling Packages with npm
  • Installing Packages with npm
  • What is npm?
  • 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
  • Going Further with Grid Layout
  • Flexible Sized Grids
  • Introducing Grid Layout
  • 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
  • DOM Traversal
  • DOM Manipulation
  • Events
  • Hello, jQuery!
  • 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
  • Newbie