Expertise
Enterprise, web & mobile platforms
Back ends in .NET and Node.js; web, mobile and desktop apps; CRM and ERP systems; cloud and DevOps.
What problems look like here
- Several projects built by one team at the same time.
- Real-time updates to many users at once.
- One product across web, admin, APIs and mobile.
What I built
Case studies
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Agentic AI systems
Agent systems I build and run daily: an intelligence-triage agent with eval-driven loops, a self-hosted multi-agent assistant, an agentic document pipeline and a two-model agentic engineering workflow.
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Enterprise single sign-on for 100,000+ users
High-availability single sign-on across a group of products, on Keycloak with custom Java modules and authentication flows, scaled to 100,000+ users at 99.9% uptime.
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Game and metaverse engine for 100+ games
The backend and dashboard for a gaming and metaverse platform: a game engine that scores, ranks and rewards players across 100+ games, and a daily resource economy tied to land, NFTs and in-game activity.
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In-flight entertainment platform for a national Gulf carrier
An Android passenger-entertainment app whose AES-256 encrypted media plays through an in-app local streaming server and is never written to storage decrypted, plus a separate news and digital-magazine system for the carrier's website.
More work
- In-house ERP HRM, payroll, accounts and point of sale. Stack: ASP.NET, SQL Server, Entity Framework, WCF
- CRM and help-desk platform Ticketing with reports and analytics. Stack: ASP.NET, SQL Server
- .NET Web API framework Dapper repository and unit of work, Swagger and Serilog, used across five projects by a seven-developer team. Stack: C# / .NET, ASP.NET, Dapper, Own repository / unit-of-work frameworks
- Fitness-facility platform in the UAE Web, admin, APIs and Android and iOS apps. Stack: Xamarin, ASP.NET
- Home-services marketplace in the UAE A bidding system connecting customers with service providers, on PHP and native Android and iOS. Stack: PHP
- Food-delivery platform Real-time order notifications. Stack: ASP.NET, SignalR
- Winter Olympics 2014 Windows Store app 30,000+ downloads; featured as Microsoft's App of the Day.
- Unity 3D mobile games Mobile games built in Unity 3D. Stack: Unity
- LAN messenger Offline messaging and file and folder transfer. Stack: WPF (MVVM)
- Where it started VBA and Office automation apps, from 2009. Stack: VBA
Patterns I use
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A shared Web API framework, with repository and unit of work, reused across projects.
Used in .NET Web API framework.
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Real-time notifications over SignalR.
Used in Food-delivery platform.
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Cross-platform mobile apps with Xamarin.
Used in Fitness-facility platform in the UAE and In-flight entertainment platform for a national Gulf carrier.
Enterprise and app stack
- Back ends in .NET Core and Node.js
- Web apps in React, Angular and Vue
- Mobile apps in React Native and Xamarin
- Desktop apps in WPF and Electron
- Applications on Salesforce, Microsoft Dynamics 365 and Odoo, and integrations with them
- ERP, CRM and help-desk systems
Technologies
Stack for this domain
Each links to its entry on the stack page.
Where most of my work runs
- Web, mobile & desktop
- Business systems
- Data
- Cloud & DevOps
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