Mothanna Alassar

Senior .NET Backend Developer with 7+ years of hands-on experience in building secure, scalable backend systems and RESTful APIs. Strong background in financial, administrative, and e-commerce systems, with deep experience in system integrations, database optimization, and API security.

Senior.NET Backend Developer at Salasa for Solution Technologies (2025-01 – Present)

• Designing and developing scalable backend systems using ASP.NET Core
• Design scalable backend architectures and REST APIs
• Optimize database performance and complex queries
• Improve system reliability and production performance

Full Stack Developer at CANADA HITECH (2024-01 – 2025-01)

• Developed production-grade e-commerce platforms
• Built secure RESTful APIs
• Integrated payment gateways (N-Genius, Telr, Qi)
• Implemented JWT authentication
• Improved reliability using logging and monitoring

Full Stack Developer at SAM SOFT (2017-01 – 2024-01)

• Built financial and administrative systems
• Developed Exchange & Money Transfer Systems
• Designed reports and dashboards
• Optimized SQL performance
• Built Web APIs and supported deployments

BSc in Information Systems – Sana'a University (2017-01)