Senior Full Stack Developer .NET Core MVC

• Industry: Retail / International promotion planning
• Location: E.U Countries (no restriction for citizenship)
• Start: ASAP
• Workload: 4–5 days per week (approx. 320 person-days per year)
• Language: English B2

Long term period. Duration: expected until 2027/2028, with option for extension.

Key Responsibilities

• Continuous maintenance, operation, and further development of the application and related middleware
• Analysis and understanding of existing codebase and system structures
• Development of new functionalities, including import/export features
• Design and implementation of solution approaches and new requirements within the existing system
• Identification, analysis, and resolution of complex technical issues
   

Must-Have Skills

• Backend: ASP.NET Core MVC
• Frontend: JavaScript, jQuery, AJAX, API integrations
• Interface: REST API development
• Database: PostgreSQL, SQL optimization
• DevOps & Infrastructure: IIS hosting and deployment, Production deployment management, Windows Server administration, Performance optimization and production troubleshooting
• Enterprise web application development
• Experience in business management applications
• Maintenance and enhancement of legacy systems
• Integration within Atlassian-based environments (middleware/interfaces)
• Agile methodologies (Scrum, Kanban)
• Analytical and structured thinking