Senior Software Engineer (.NET / React)

1dea is seeking a Senior Software Engineer to join an international project focused on developing a modern platform based on Microsoft Azure technologies.

• Very good knowledge of C# and the .NET platform
• Experience with SQL Server or a comparable relational database
• Practical experience building and maintaining HTTP APIs and integrations
• Experience with asynchronous and queue-based data processing
• Experience working with applications hosted on Microsoft Azure
• Knowledge of React and TypeScript, willing to work on frontend tasks
• Experience managing feature development from project inception through implementation to production
• Experience in code review and maintaining code quality
• Ability to participate in technical and project discussions
• Very good communication skills and ability to work collaboratively in a team
• English language proficiency at minimum B2 level

• Design, develop, and maintain backend solutions in .NET / C#
• Create and enhance HTTP APIs, integrations, and business services
• Manage database interactions and data access layers
• Implement asynchronous and queue-based data processing mechanisms
• Contribute to frontend feature development with React / TypeScript
• Develop applications hosted in the Microsoft Azure environment
• Analyze impact of changes across system layers and ensure end-to-end solution consistency
• Independently lead significant features from design through deployment and production support
• Participate in code reviews and maintain technical quality standards
• Engage in architectural decisions and technical discussions
• Collaborate with and support other developers, including mentoring less experienced team members