Hazem Monsif.NET backend developer who ships whole systems.
Stores, dashboards, ERPs and the APIs underneath them, built with ASP.NET Core, SQL Server, Redis, SignalR and Hangfire, in Arabic and English. Don't take my word for it: every project below is a demo you can click.
- 3+years in production .NET
- 45%faster transactions on Luka
- 1,000+tests on ElAbrar
{
"name" : "Hazem Abdel Monsif",
"role" : ".NET Backend Developer",
"location" : "Cairo, EG",
"company" : "Z4U Solutions",
"stack" : ["ASP.NET Core", "SQL Server", "Redis", "SignalR", "Hangfire"],
"languages" : ["ar", "en"],
"systemsInProduction" : 4 ,
"openTo" : ["full-time", "freelance"]
}
Don't read about it. Click it.
Five systems I built or co-built. The stores and the admin are real screenshots of the live sites; the rest are small working demos with sample data.
Today at a glance
| Order | Customer | Total | Status |
|---|
ElAbrar
An ERP-backed store for school and office supplies, books and toys. Every sale posts a balanced ledger entry, drivers confirm delivery by QR scan, and admins get live SignalR events.
- features rebuilt
- 19
- API endpoints
- 90+
- automated tests
- 1,000+
- Open a product or add one to the cart to see the request.
Luka
A bilingual store on an ERP for inventory and orders. I put Redis in front of the hot catalog reads and rewrote the heaviest stored procedures. Turn the cache off to feel the difference.
- faster transactions
- 45%
- daily transactions
- 10,000+
Z4U Store · admin
The admin behind the platform that runs these stores: an action center, category tree, stock movements, promotions, delivery-zone pricing, approvals and finance, in Arabic and English with two-factor sign-in. Screens are from the demo tenant.
- admin modules
- 10
- languages
- AR · EN
- admin sign-in
- 2FA
Shamsan · Tailor ERP
An ERP for tailoring and garment workshops, from measurements to fitting. The monolith was split into modules, slow work moved into Hangfire jobs, and every financial record carries an audit trail. Move an order along to see it.
- business processes
- 50+
- throughput gain
- +20%
- financial records traced
- 100%
Al Azhary
A stationery, office-supplies and books retailer, and the third brand running on the same ERP + eCommerce platform as Luka and ElAbrar: its own identity, catalog, discounts and domain, one shared backend.
- brands in the catalog
- 27
- stores on one platform
- 3
Six years as one trace.
Every role is a span. Hover the track for dates, and click a span for its logs.
The stack, as a query.
SELECT layer, tools FROM hazem.skills ORDER BY request_path;More systems in the logs
- School SystemMulti-branch school, nursery and learning center: admissions, attendance, grades, fees, transport and accounting.
- E-Commerce APIVariant catalog, role-based pricing, category trees, and soft deletes with an automatic audit log.
- ERP ReportsStored-procedure reporting over a legacy ERP with Dapper. No migrations ever touch the schema.
- Dental · Hotel · FatoraClinic, hotel and invoicing management systems on ASP.NET Core 8.
- EMOAPGraduation-era face-recognition app that helps Alzheimer's patients recognise family. source
Missing Index (Impact 100%): CREATE INDEX IX_YourTeam ON Hazem (Email, WhatsApp);
Let's ship something that runs.
Hiring a backend engineer, or need an ERP and a store working as one system? I usually reply within a day.