JUST ONE, on behalf of its client, the Best Performing eCommerce Agency for EMEA , is looking for a:
Senior Ruby Developer

The ideal candidate will be someone with passion for programming and willing to be devoted to ONE huge Project. Whereas GY is well known for the diversification of its customers, the specific role will handle one BIG customer.
Responsibilities :
Write effective and scalable code in Ruby
Build back-end components for web applications
Test applications for performance, responsiveness and security
Review and debug junior developers’ code
Integrate data storage and data processing solutions
Build, install and share gems and plugins
Create automated test scripts
Improve and maintain applications after deployment
Adopting and adapting to new technologies with the aim of driving continuous progress
Problem-solving and analytical skills
Skills & Experience:
3+ years working with Ruby or PHP (object-oriented) using MVC frameworks (preferably Ruby on Rails).
Knowledge of HTML/CSS; HTML5 and CSS 3 is a plus.
Knowledge of Javascript, especially jQuery framework.
Relational database experience, including advanced knowledge of MySQL or PostgreSQL.
Deep familiarity and understanding with Linux/Unix environments.
Solid leadership, communication, and teamwork skills.
Version control systems, especially Git.
Experience of advanced concepts as NoSQL data stores (MongoDB), Redis or similar.
Experience with test-driven development; knowledge of RSpec preferred.
Complete project lifecycle experience
The company offers:
Competitive Compensation package
A pleasant HQs workplace (Athens)
Career development and growth opportunities
Continuous training in new technologies and tools
To apply, please send your CV at info@justone.gr with the reference ''RUBY''