Senior Full Stack .NET Developer | AI & Codex

A leading software company is looking for a highly experienced Senior Full Stack .NET Developer to join our development team and play a key role in developing, enhancing, and maintaining ERP and Business Applications.

We are looking for a hands-on developer with 10+ years of experience who can work closely with an experienced development team and use modern AI development tools, including Codex, to accelerate development and solve complex technical challenges.

🔹 What You’ll Do

• Work closely with the development team to develop and enhance ERP and Business Applications.

• Design, develop, and maintain scalable applications using C#, .NET, ASP.NET Core, and Web APIs.

• Work with SQL Server, database design, complex queries, and performance optimization.

• Develop and maintain frontend functionality using JavaScript, HTML, and CSS.

• Understand and work effectively with large and existing codebases.

• Develop new modules, features, integrations, and system enhancements.

• Troubleshoot complex technical issues and improve system performance.

• Use AI & Codex for coding, debugging, refactoring, code analysis, code review, and development.

• Review and validate AI-generated code to ensure quality, security, performance, and maintainability.

• Take ownership of tasks from requirements → development → testing → delivery.

🔹 What We’re Looking For

• 10+ years of professional software development experience.

• Strong expertise in C#, .NET, ASP.NET Core, and Web APIs.

• Strong experience with SQL Server, Database Design, and Query Optimization.

• Excellent knowledge of JavaScript, HTML, and CSS.

• Strong understanding of software architecture, clean code, and development best practices.

• Experience working with and improving existing enterprise software systems.

• Practical experience using AI-powered coding tools, especially Codex, for development and problem-solving.

• Ability to understand, review, and improve AI-generated code.

• Strong analytical and problem-solving skills.

• Ability to work effectively as part of a development team.

• Strong sense of ownership and responsibility.

⭐ Experience with ERP Systems, Financial Applications, CRM Platforms, or other enterprise business applications is highly preferred.

🤖 AI & Codex

We are actively integrating AI-assisted development into our software development process.

The successful candidate should be able to use Codex and other AI development tools to:

✔ Accelerate coding and development

✔ Analyze and understand existing code

✔ Debug and troubleshoot complex issues

✔ Refactor and improve code

✔ Perform code reviews

✔ Develop new modules and features

✔ Increase development productivity while maintaining professional software engineering standards

We are looking for a Senior Developer who combines deep software engineering experience with modern AI-assisted development skills.

📍 Location: Dokki, Giza, Egypt