Alexander Batalov

Alexander Batalov

Yekaterinburg, Russia

I am a serial entrepreneur, Founder & CEO Postys.co, co-founder AuroraNovel.com, iOS engineer & co-founder getAlum.com. I travel the world to see the planet from different angles and to better understand global challenges, while building mobile apps.

21,887

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Skills & Experience

  • Company

    Postys

  • Job Title

    Founder

  • Spoken Languages

    • English
    • Russian
  • Awards

    • Treehouse forum contest winner
    • Treehouse forum contest winner
    • Treehouse forum contest winner
  • Looking for work

    Yes

281 Achievements

  • Implementing Maps and Search
  • Obtaining a Location Fix
  • Displaying Data in Table Views
  • Enhancing the Networking Stack
  • URLs and Parameter Encoding
  • Introduction to UITableView
  • Implementing a Forecast Client
  • Protocol Oriented Networking
  • Fetching Data From the Web
  • Modeling Forecast Data
  • Visual Format Language
  • Auto Layout in Code
  • Trait Collections
  • Inequalities, Content and Priorities
  • The Constraint Equation
  • A History Lesson
  • Asynchronous Error Handling
  • Closures in Cocoa Touch
  • Building Standard Library Functions
  • Closure Expressions
  • First Class Functions
  • Generics with Swift 2 - Beyond Basics
  • Generics with Swift 2
  • Adding Sound Effects
  • Refactoring the Model
  • Creating the User Interface Programmatically
  • Creating a Story
  • Navigating Through an Adventure
  • Memory Management in Swift 2
  • Extensions and Protocols
  • Value Semantics, Type Methods and Inheritance
  • Object Initialization in Swift 2
  • Properties in Swift 2
  • Displaying Additional Views
  • Using the Vending Machine
  • Loading Data From a Resource
  • Modeling An Interface
  • Error Handling in Swift 2.0
  • Creating Flexible Objects Using Protocols
  • Swift 2.0 Protocols
  • 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
  • Complex Data Structures
  • Function Parameters
  • Functions in Swift 2.0
  • Control Flow with Conditional Statements
  • Control Flow With Loops
  • Swift Dictionaries
  • Introduction to Collections
  • Swift Operators
  • Swift Types
  • An Introduction to Swift Programming
  • Managing Complexity
  • Interacting With Data From the Web
  • Simple Data Structures
  • Delegation in iOS
  • Introduction to Delegates
  • Implementing the Detail View
  • Custom Table View Cells
  • Next Week's Weather
  • Upgrading Stormy
  • Introduction to Table Views
  • Creating Flexible Objects with Protocols
  • Protocols
  • Closures in iOS
  • Closures and Closure Expressions
  • Functions as First Class Citizens
  • Refactoring Our Code (Swift)
  • Building the Master and Detail Views (Swift)
  • Building a Music Library and Playlists (Swift)
  • Using a Navigation Controller With Segues (Swift)
  • Working With Multiple View Controllers (Swift)
  • Swift Value vs Reference Types
  • Swift Properties
  • Swift Inheritance
  • Swift Classes and Objects
  • Swift Structs and their Methods
  • Swift Structs
  • Swift Enums and their Methods
  • Swift Enums
  • Wireframing, Interaction Design and Planning
  • Displaying Our Weather Data
  • Data Modeling With Structures
  • Concurrency
  • Pulling Data From the Web
  • Deploying to a Device
  • Debugging Our App
  • Improving Our User Interface
  • Using a Data Model
  • Views and View Controllers
  • Getting Started with Xcode
  • Swift Optionals
  • Swift Parameters and Tuples
  • Swift Functions
  • Control Flow
  • Collections
  • Operators
  • Types
  • Variables and Constants
  • Cocoapods
  • Next Steps
  • Financing Our Company
  • Selling Your Product
  • Marketing Your Product
  • Product Market Fit
  • Ruby Logical Operators
  • Ruby Control Structures
  • Ruby Operators
  • Discovery
  • Cleanup and Feature Merge
  • Maintaining The Test Suite
  • Polishing Rails Applications
  • Static Pages with Rails
  • Creating an App Tutorial
  • Blank Slates and Rails
  • Email with Rails
  • Modifying Todo Lists
  • Form Builders and Rails
  • Styling Rails Forms
  • Styling Rails Models
  • Ruby on Rails Helpers
  • Rails Partials
  • Ruby Methods
  • Ruby Numbers (Ruby Basics)
  • Ruby Strings (Ruby Basics)
  • How Ruby Works
  • Styling a Header
  • Sass and Rails
  • Working with Rails Layouts
  • Zurb Foundation on Rails
  • Remember Me
  • Password Resets and Testing
  • Adding User Support to Our Application
  • Password Hashing and Sign-In
  • AR Extensions
  • Callbacks
  • Query Interface
  • Validation
  • Migrations and Relationships
  • Introduction to ActiveRecord
  • 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
  • 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
  • Build a Todo List Application with Rails 4
  • Push Updates
  • CSS: Cascading Style Sheets
  • Starting a Freelance Career
  • Creating HTML Content
  • HTML First
  • Activity Feeds
  • Create an Image Gallery
  • Beginning HTML and CSS
  • Making Money
  • Marketing Strategy
  • Introduction to Accounting
  • Marketing Basics
  • Forming Your Company
  • Corporate Structure
  • Why Start a Business?
  • Productivity
  • Uploading and Resizing Images
  • Uploading Files
  • Managing Friendships
  • Using AJAX
  • Adding State
  • Building the Friendship UI
  • Creating Friendships
  • Ruby Testing
  • Standard Library
  • Ruby Core
  • Ruby Modules
  • Ruby Procs & Lambdas
  • Ruby Blocks
  • Ruby Loops
  • Ruby Methods
  • Ruby Hashes
  • Ruby Arrays
  • Ruby Numbers
  • Ruby Strings
  • Objects, Classes, and Variables
  • Ruby Basics
  • Rails Deployment
  • Building the Profile Page
  • Testing the Whole App
  • Rails Routing
  • Writing Tests
  • Customizing Ruby on Rails Forms
  • Adding a Contact Form
  • Creating the Menu and Footer
  • Getting Started with PHP
  • Ruby on Rails Authentication
  • Rails Frontend Development
  • Getting Started With Rails
  • Speeding up Workflow With Sass
  • Variables, Mixins, and Extending Selectors
  • Getting Started with Sass
  • Beyond the Basics
  • Installing a Ruby Development Environment
  • Introduction to Front-End Frameworks
  • ADS Writing and Preparation
  • Introduction to UI Design
  • JavaScript Objects
  • JavaScript Functions
  • JavaScript Arrays
  • JavaScript Numbers
  • JavaScript Strings
  • Introduction Variables
  • Workflows
  • Working With Remote Repositories
  • Merging
  • Branches
  • Getting Started With Git
  • Why Version Control Matters
  • Installing Programs
  • Environment and Redirection
  • Console Processes
  • Console Users and Permission
  • Moving Around in the Console
  • Location
  • API Access
  • Blocks and Categories
  • App Settings
  • Appearance
  • Finishing the User Interface
  • Customizing Table View Controllers
  • Using Auto Layout and Managing the Keyboard
  • Implementing Custom Login and Sign Up Screens
  • Notifications
  • iOS 5 Core Data
  • Web View
  • Storyboards
  • Automatic Reference Counting
  • Advanced Objective-C
  • Foundation Framework
  • Introduction to Objective-C
  • Pointers and Memory
  • Functional Programming in C
  • Retrieving and Viewing Data from Parse.com
  • Fundamentals of C
  • Capturing Photo and Video Using UIImagePickerController
  • Relating Users in Parse.com
  • Using Parse.com as a Backend and Adding Users
  • Designing and Starting the App
  • Viewing a Web Page
  • Adapting Data for Display
  • Data Modeling
  • Getting Data from the Web
  • Rebuilding from Scratch
  • Exploring the Master-Detail Template
  • Functions
  • Objects and Arrays
  • Control Structures
  • Basics
  • Testing and Debugging
  • Animate This
  • Designing your App
  • Refactoring into a Model
  • Creating a Data Collection
  • Understanding Views and View Controllers
  • Getting Started (iOS7)
  • Newbie