We are looking for a Back-End Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elements built by your coworkers into the application. A basic understanding of front-end technologies is therefore necessary as well. Responsibilities - Integration of user-facing elements developed by a front-end developers with server side logic - Building reusable code and libraries for future use - Optimization of the application for maximum speed and scalability - Implementation of security and data protection - Design and implementation of data storage solutions Skills and Qualifications - Basic understanding of front-end technologies and platforms, such as JavaScript, HTML5; AngularJS is a plus. - Understanding accessibility and security compliance - User authentication and authorization between multiple systems, servers, and environments - Integration of multiple data sources and databases into one system - Management of hosting environment, including database administration and scaling an application to support load changes - Data migration, transformation, and scripting - Understanding differences between multiple delivery platforms such as mobile vs desktop, and optimizing output to match the specific platform - Creating database schemas that represent and support business processes - Implementing automated testing platforms and unit tests - Proficient knowledge of Javascript (Node.js), PHP back-end programming language - Experience with HTTP, WebSocket, and Message Queue protocols - Knowledge of calling and creating Restful APIs - Proficient understanding of code versioning tools, such as Git - Understanding of “session management” in a distributed server environment What we offer - An opportunity to be part of a fast growing company with ambitious plans for the future - Young, fun and dynamic environment How to apply to this job offer Please send us an email in English to jobs@cronostelecom.com a copy of your Resume (CV).