Senior Fullstack Developer | .NET / C# / Dynamics 365

**Position Summary** We are looking for a Software Developer with extensive experience in developing front\-end and back\-end solutions, with a strong command of .NET Framework, C\#, Azure DevOps, Dynamics 365, and SharePoint. The professional will be responsible for the development, maintenance, and enhancement of systems, ensuring high performance, security, and adherence to market best practices. **Responsibilities and Assignments** * Design, develop, test, and debug front\-end and back\-end application solutions to maximize system performance. * Develop database objects, entities, and Dynamics structures to maintain, enhance, and extend systems and functionalities. * Document solutions, plans, and results for testing and implementation, including rollback processes according to change management policies. * Maintain adherence to industry standards, best practices, PCI DSS, SDLC, WCAG, and corporate security and systems policies. * Monitor system performance, eliminating bottlenecks, and resolving issues. * Provide troubleshooting, debugging, and continuous monitoring of system integrity. **Mandatory Requirements** * 9\+ years of experience with .NET Framework, .NET Core, C\#, MVC, and Web API. * 9\+ years of experience with web technologies: HTML5, CSS, XML, JSON, JavaScript. * 9\+ years of hands\-on experience with Azure DevOps and Git version control. * 9\+ years of hands\-on experience with MS SQL Server, Reporting Services, and SQL. * 5\+ years of hands\-on experience with Dynamics 365 and SharePoint (on\-premises and online). * 5\+ years of hands\-on experience with DevOps practices (CI/CD, build and test automation). * Expert knowledge of web security protocols SSL/TLS, SSO, SAML, OAuth. * Expert knowledge of Azure (Web Apps, SQL/NoSQL Databases, AD B2C). * Expert knowledge of AODA and WCAG 2\.1 Level AA or higher standards. * Expert knowledge of MS Power Platform (Power BI, Power Apps, Power Automate). * Current knowledge of IIS, Windows Server, and MS Visual Studio. * Current knowledge of Agile practices (Scrum, XP, Kanban). * Working knowledge of TCP/IP for Internet application development. * Working knowledge of best practices for Azure architecture, Microservices, container architecture, and Serverless. * Fluent English. **About the Client** International company specializing in connecting high\-level talents to organizations in the Technology sectors. With a personalized and meticulous approach, it combines technical expertise and a selective network of professionals to ensure precise matches. Recognized for careful curation and cultural alignment, it is a strategic partner in forming excellent IT teams.