Senior SharePoint Developer

System One has an exciting Sr. SharePoint Developer opportunity with a major partner in the Columbus, OH area. This position will be responsible for a migration of server side solutions and will need to possess at least 5 years of in-depth experience of SharePoint development and software development. This position is a 12-month contract, fully onsite, in Columbus, OH. Successful candidates must be able to provide proof of ability to work in the U.S. without sponsorship. This position is not open to corp-to-corp, subcontractor or independent consulting arrangements. Primary Duties and Responsibilities Migrate SharePoint Server-side solutions from SharePoint 2007 to SharePoint 2016 Troubleshoot and fix SharePoint OOB and custom application issues; provide root cause analysis in a timely manner Create and maintain SharePoint sites, work with contents including site and site collection features, list, libraries, permissions and other SharePoint components. Execute product specification, system design, development, and system integration Participate in product and program collaboration Refactor SharePoint server-side applications and services to latest SharePoint platforms Maintain, configure, and improve SharePoint solutions and artifacts post migration Complete other tasks as required Experience, Education and Skills 5 years of SharePoint server-side solution development experience using SharePoint 2007 through SharePoint 2016 8 years in any software development role Extensive knowledge of C#, .Net framework and ASP.Net Extensive knowledge of Microsoft Internet Information Services (IIS) Extensive knowledge of Site templates, SharePoint custom and OOB master pages and page layouts Extensive knowledge of SharePoint server artifacts and services Extensive knowledge of Microsoft SQL Server including SQL queries and other SQL Components, performance troubleshooting and fixing performance issues Strong knowledge of InfoPath forms development with code behind and migration Strong knowledge of various authentication methods and Kerberos Experience using third-party migration tools such as Sharegate is a plus Strong knowledge of object-oriented programming Strong Web Development: HTML5, CSS 3 and JavaScript libraries Strong knowledge of web service models: SOAP, OData, REST Experience in Client-side debugging, ULS log analysis and Network trace analysis Experience developing client-side solutions using SharePoint Framework is a plus Experience with TFS and Git General Requirements Exhibit and practice courteous, ethical and professional behavior while interacting with both internal and external customers Act in a collaborative, team-oriented environment focused on common goals to achieve mutually beneficial results Be accountable and responsible for the accuracy and completeness of assigned work and results Prioritize and manage workload and communicate issues clearly Exhibit effective verbal and written communication skills Comply with all laws, regulations and company policies