Senior Fullstack Developer .Net + React

apreel Sp. z o.o. is hiring a Senior Fullstack Developer to work on software development using C# (.NET Framework, .NET Standard, .NET Core, .NET) and frontend implementation with React (version 18 and newer).

• Knowledge of C# (.NET Framework, .NET Standard, .NET Core, .NET)
• Knowledge of React (18 and newer)
• Skills in debugging, profiling, and performance analysis
• Knowledge of DDD, Clean Code, and SOLID principles
• Understanding of architectural patterns and asynchronous communication
• Knowledge of TSQL and SQL Management Studio software
• Familiarity with Visual Studio
• Minimum 5 years of experience developing .NET applications
• Minimum 3 years of experience developing React applications
• Willingness to develop competencies and share knowledge within the team
• Analytical thinking and ability to work with documentation
• Good work organization and attention to quality and deadlines
• Minimum secondary education; higher education in IT preferred
• English proficiency in writing and speaking (at least B2 level)

Nice to have:

• Experience building views for mobile applications
• Experience building applications for the financial sector
• Experience in test automation (e.g., Postman, Playwright)
• Knowledge of WCAG standards

• Development of software in C# according to documentation
• Implementation of frontend in React
• Analysis and development of existing and legacy code
• Designing solution architecture
• Close collaboration with development team members including testers, analysts, and product owner within agile methodologies (SCRUM)