C# Developer Consultant

Mission Overview: We are seeking to enhance and extend the functionalities of an existing course management platform developed in C# with a PostgreSQL database. This consultancy mission at a client site represents Keystone Solutions, where you will work on improving the experience for both teachers and students. Responsibilities: As a consultant, you will be responsible for the following tasks under Keystone Solutions' consultancy model: • Analyze the existing architecture and specific educational needs. • Design new features in line with pedagogical practices. • Develop technical specifications for the extensions. • Conduct analysis of the current system and gather educational requirements. • Design and develop new functionalities. • Perform testing, optimization, and integration. Required Profiles: • Project Manager • Analyst • Developer New Features to Implement: • Student progress tracking system with personalized dashboards. • Advanced course and session scheduling functionality. • Integrated communication system (messaging, discussion forum). • RESTful API for integration with other educational tools. Technical Requirements: • Main Language: C# • Framework: .NET (version to be specified according to the existing setup) • Database: PostgreSQL • ORM: Entity Framework Core • Frontend: ASP.NET Core MVC or Blazor (depending on existing architecture) • API: ASP.NET Core Web API • Testing: NUnit or xUnit • Project Management: Azure DevOps or Jira Technical Constraints: • Ensure compatibility with the existing version of C# and .NET. • Optimize PostgreSQL queries to handle a large number of users and courses. • Adhere to security and privacy standards for educational data. • Ensure accessibility of new features for all users. • Design an intuitive and responsive user interface. Being a part of Keystone Solutions means bringing our core values to every engagement, ensuring a commitment to professional development and career growth. This consultancy role offers dynamic projects and turbo-charged learning opportunities across various client environments. If you are ready to tackle technical and strategic challenges in a dynamic consultancy environment, apply today at Keystone Solutions Career Portal. Duration: 02/11/2026 - 31/12/2027 14 months (part time 3/5) Skills required: • Agile / Scrum - Level: Confirmed - Most recent: Any time • Analyse business - Level: Confirmed - Most recent: Any time • C# - Level: Confirmed - Most recent: Any time • JIRA - Level: Junior - Most recent: Any time • ORM (object-relational mapping) - Level: Confirmed - Most recent: Any time • Postgres - Level: Confirmed - Most recent: Any time Language requirements: French Level Active knowledge