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Senior Backend Engineer

3 weeks, 4 days ago
Egypt
Full-time
Senior
Backend Engineer
Software Development
AWS Entity Framework .NET REST API SQL SQL Server
Apply Now
QuantumHR

QuantumHR

QuantumHR specializes in simplifying complex HR and payroll processes in Egypt, providing comprehensive solutions for payroll calculations, income tax, social insurance, and compliance to empower local and international businesses.

Professional Services
1-10
Founded 2019
View All Jobs 4

Description

  • Design, build, and maintain scalable backend systems using .NET.
  • Simplify and refactor a mature, feature-rich codebase to improve structure, clarity, and maintainability.
  • Develop clean, consistent, consumer-friendly REST APIs.
  • Design modular and well-bounded system components.
  • Build and enhance configuration-driven platform capabilities.
  • Optimize database performance through query tuning, execution plan analysis, and indexing.
  • Ensure system reliability through logging, failure handling, and data integrity practices.
  • Collaborate closely with frontend, mobile, and QA teams.
  • Contribute to system design and backend architecture as the platform evolves toward cloud scale.

Requirements

  • Strong experience with .NET, including .NET Core and/or .NET Framework.
  • Solid experience with Entity Framework and SQL Server.
  • Strong SQL skills, including query optimization and debugging performance issues.
  • Proven experience building and designing REST APIs.
  • Strong systems thinking and ability to design modular, scalable architectures.
  • Experience working with production systems and maintaining long-term code quality.
  • Experience refactoring complex or legacy systems is preferred.
  • Experience building configuration-driven or extensible platforms is preferred.
  • Familiarity with AWS or cloud-based architectures is preferred.
  • Experience deploying applications on IIS is preferred.
  • Exposure to large-scale enterprise systems is preferred.

Benefits

  • High-impact role shaping a product at a key scaling stage.
  • Work on a platform used by large enterprise clients.
  • Strong growth trajectory toward global expansion and Gartner recognition.
  • Competitive package paid in USD.

Interested in this position?

Apply directly on the company website

Apply Now

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