18 iOS Operating System & Ruby developers in 11 agencies found
Rate:
Startup's competitive advantage person. CTO/Developer lead 5 startups to series A, Acquisitions and big fundraising.
Over 7 years of experience working with solely tech startups from USA, Europe and Australia. Senior developer with deep business understanding of a startup. A unique blend.
Competitive advantage com...
Ruby
8 years
Phoenix
React.js
Ruby on Rails
8 years
+28
Elixir
Erlang
JavaScript
Node.js
Ruby
MongoDB
MySQL
PostgreSQL
SQLite
Atom
Sublime Text
VIM
Linux
Windows
macOS
iOS Operating System
Backbone.js
Knockout.js
React.js
React Native
Ruby on Rails
Vue.js
Amazon EC2
Heroku
Continuous Integration
Git
Scrum
Continuous deployment
9
Projects completed
GMT West Europe
Blockchain/Software architect with more that 10 years of experience.
We deliver enterprise-grade DLT and Blockchain solutions, consultancy and custom development services to leading companies worldwide.
- Blockchain technology consulting
- Public and private bloc...
Ethereum
2 years
Solidity
2 years
NXT
3 years
Parity
2 years
Hyperledger Fabric
1 year
Ruby on Rails
5 years
+53
HTML5
Java
JavaScript
Objective-C
PHP
Ruby
CSS3
Swift
MongoDB
MySQL
PostgreSQL
Redis
SQLite
DynamoDB
AWS
Azure
Google App Engine
Oracle
Xcode
IBM SmartCloud
IntelliJ IDEA
PHP Storm
Rube Mine
Docker
WebStorm
Linux
Ubuntu
Windows
macOS
iOS Operating System
Android Operating System
Drupal
React.js
React Native
Ruby on Rails
Symfony
WordPress
Angular 2x
CoreData
CocoaPods
Redux
iOS SDK
RxJS
Google Analytics
Technical Writers
UI
UX
Product management
Scrum
Project management
Kanban
Mixpanel
Business Analysis
5
Projects completed
GMT-8 USA Pacific Region (PT)
1 Likes
Senior Mobile (iOS, Android), and backend (rails) developer.
Software developer with over 7 years of experience in mobile and backend API development. Hard working and great teammate willing to share the knowledge with the teammates. Keeps up with the latest te...
Objective-C
3 years
Ruby on Rails
4 years
Android
7 years
iOS
4 years
Swift
2 years
+25
Java
Kotlin
Objective-C
Ruby
Swift
PostgreSQL
SQLite
Xcode
Android Studio
Rube Mine
Windows
macOS
iOS Operating System
Android Operating System
Alamofire
Dagger 2
Retrofit
RxAndroid
RxJava
Mongoid
ActiveAdmin
RxSwift
Agile
API
Scrum
7
Projects completed
GMT+1 West/Central Europe
Blockchain/DLT products development and consulting.
Nick has over 14 years of experience in growing technology businesses. From San Francisco based innovative startups to international tech companies servicing Fortune500 clients, he provides hands-on a...
Business Analysis
8 years
Business Process Modeling
8 years
Blockchain
2 years
Business IT Alignment
8 years
Business Intelligence
5 years
+40
Java
JavaScript
PHP
Ruby
CSS3
Golang
MongoDB
MySQL
PostgreSQL
SQLite
DynamoDB
AWS
Azure
Google App Engine
Oracle
IBM SmartCloud
PHP Storm
Rube Mine
WebStorm
Linux
Ubuntu
Windows
macOS
iOS Operating System
Android Operating System
Drupal
React.js
Ruby on Rails
Symfony
WordPress
Business Intelligence
Google Analytics
UI
UX
Business Process Modeling
Product management
Scrum
Project management
Kanban
Business Analysis
5
Projects completed
GMT-8 USA Pacific Region (PT)
Ihor possesses exceptional leadership skills with excellent proficiency in test automation and manual testing.
- Skilled in effective interaction with other peers in a team-oriented environment
- Ability to multi-task and meet deadlines while maintaining composure in a fast-paced environment
- Manual testing...
Selenium WebDriver
2 years
Zephyr
4 years
TestRail
2 years
Postman
2 years
Test Planning
3 years
Test Case Design
3 years
+29
Python
Ruby
MySQL
MS SQL Server
GitHub
Visual Studio
Notepad ++
PHP Storm
PyCharm
Bitbucket
Linux
Ubuntu
Windows
macOS
iOS Operating System
Android Operating System
Django
Cucumber
Agile
CSS
Atlassian JIRA
HTML
Redmine
Scrum
Sony Vegas
Confluence
Trello
Kanban
Waterfall
4
Projects completed
GMT+2 East Europe
1 Likes
Senior front-end, backend and Android developer. Experience with iOS(Objective-C), Android, RubyOnRails and Angular. Tech lead with 8+ experience
Experienced in multiple technologies, which most of the experience, 7+ years goes to mobile (Android) and back-end (Ruby on Rails) with dozen of projects completed/published and front-end (SPA, Angula...
Objective-C
2 years
Ruby on Rails
3 years
Android
6 years
Angular 2x
2 years
Team Lead
7 years
Angular 4
1 year
+44
Java
JavaScript
Objective-C
Ruby
TypeScript
MongoDB
MySQL
PostgreSQL
SQLite
AWS
Heroku
Xcode
Android Studio
WebStorm
Windows
macOS
iOS Operating System
Android Operating System
Amazon S3
Android SDK
AWS
Express.js
Google API
Google Maps
jQuery
Ruby on Rails
Git
Gradle
OpenTok Development
Angular 2x
ButterKnife
CoreData
Dagger 2
Retrofit
RxJava
Webpack
Facebook SDK
ActiveAdmin
Angular 4
RxJS
AWS SDK
Agile software development
Scrum
Test Driven Development
7
Projects completed
GMT+1 West/Central Europe
Software developer that can solve just about any problem. From API for airlines, and search engines to complex JavaScript.
Web developer of 7+ years building APIs for airline, API with 70Million records and touched almost every aspect of web development there is. The main focus is Ruby on Rails, but also ReactJS, NodeJS,...
+30
Elixir
JavaScript
Node.js
Ruby
MongoDB
MySQL
PostgreSQL
DynamoDB
Atom
Sublime Text
Linux
Windows
iOS Operating System
Backbone.js
Elixir
Knockout.js
Node.js
Phoenix
React.js
Ruby on Rails
Angular 1x
Amazon EC2
AWS
Heroku
XML
Continuous Integration
Git
JSON
Scrum
Continuous deployment
7
Projects completed
GMT West Europe
3 Likes
Tech lead and backend developer with extensive Android expertise, specialized at system architecture
Award winning and a Mensa member, Stefan is hard-working and highly proficient engineer with over 8 years of experience and genuine passion for architecting software solutions. Stefan is very detail-o...
Java
8 years
Java EE
8 years
Ruby on Rails
3 years
Algorithm Development
8 years
Android
6 years
+29
Java
Java EE
Objective-C
Ruby
Android Studio
MySQL
PostgreSQL
SQLite
Xcode
Git
Android Studio
Linux
Windows
macOS
iOS Operating System
Android Operating System
Android SDK
jQuery
Ruby on Rails
Amazon Web Services
Apache Maven
JQuery Mobile
Spring Framework
XMPP
Algorithm Development
Gradle
JSON
Spring MVC
Maven
3
Projects completed
GMT+1 West/Central Europe
QA Engineer
Ruby
2 years
HTML
5 years
CSS
2 years
+8
CSS
Ruby
HTML
Windows
macOS
iOS Operating System
Android Operating System
JIRA
3
Projects completed
GMT+3 Middle East
Great front-end/React native developer and super problem solver.
Masters in CS, have great experience in solving big problems. A person to turn to when nobody else can solve a problem or organize the code. Much better developer than it might be seen through portfol...
Ruby
React.js
React Native
Ruby on Rails
Vue.js
+19
JavaScript
React.js
React Native
Ruby on Rails
MySQL
PostgreSQL
Atom
Sublime Text
Linux
iOS Operating System
Knockout.js
React.js
React Native
Vue.js
Amazon EC2
Heroku
Continuous Integration
Git
JSON
4
Projects completed
GMT West Europe
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