Web backend Developer

Job Description: The project team is currently looking for an experienced Back-End Web Developer freelancer for managing the interchange of data between the server and the users. We do provide a corresponding office, locations are in Santa Monica, CA and Denver, CO. We have a very creative working environment and we want to bring the best out of everyone in our team and in order to do so we believe it is best to bring people together. For the project duration the team will be located either in the Santa Monica office or in the Denver office (ideally at least 75% we would like the contractor to be there), we find that communication is clearer and the work flow is much easier. Regular working hours are (9-5 PST/9-5 MST). We are interested in creating a larger network within these two cities and hoping to keep contractors on a consistent basis or hiring them on full-time. 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. RESTful components: Web service APIs that adhere to the REST architectural constraints. 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 Database architecture/maintenance Skills And Qualifications: - Basic understanding of front-end technologies and platforms, such as JavaScript, HTML5, and CSS3 - Good understanding of server-side CSS preprocessors, such as LESS and SASS - 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 - Setup and administration of backups - Outputting data in different formats - 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 a back-end programming language: Django, Python, - Ruby, Java, JavaScript etc. - Proficient understanding of code versioning tools, such as Git - Proficient understanding of OWASP security principles - Understanding of “session management” in a distributed server environment To apply for this position, please reply with a CV, a cover letter stating your standard hourly rate and showing your most current examples of published work. If it is a good fit we will follow up with a detailed requirements document / mock-ups and a personal meeting to discuss and agree on a timeline to align our expectations and produce the best results for both parties. Thank you for your interest in working with PocketScience US!