💻 Operating Systems & Platforms
Desktop & Server: Windows, Windows Server, Linux (Red Hat, Ubuntu, CentOS), macOS.
Mobile: iOS, Android, HarmonyOS, Chrome OS.
Embedded/IoT: Raspberry Pi, Tizen, Fire OS, Google TV, tvOS, Roku OS, webOS.
☁️ Cloud & Virtualization
Service Models: IaaS, PaaS, SaaS, NaaS.
Platforms: Microsoft Azure, Amazon Web Services (AWS), Hybrid Cloud Solutions.
Virtualization: Server Virtualization (VMware, Hyper-V), Application Virtualization.
🌐 Networking & Infrastructure
Connectivity: LAN/WLAN/WAN Design & Implementation, SD-WAN.
Secure Access: VPN (Site-to-Site, Remote Access), Proxy Configuration.
Specialized Connectivity: SAN (Storage Area Network), VSAT, WiMAX/Long-Range Wireless.
Server Administration: Web (IIS, Apache, Nginx), DNS, DHCP, Active Directory, Mail Servers (Exchange, Postfix), File & Print Servers.
🛠️ Development & Frameworks
Web Front-End: HTML5, CSS3, JavaScript (ES6+), Bootstrap.
Back-End & Scripting: Python, Java, PHP, C# / .NET Core, ASP.NET.
Database Languages: SQL, T-SQL, PL/SQL.
📊 Data Management & Analytics
Relational Databases: Microsoft SQL Server, MySQL, Oracle Database, Microsoft Access.
Big Data & Storage: Data Warehousing, Data Lakes, Cloud Storage Solutions.
Business Intelligence (BI): Microsoft Power BI, SQL Server Reporting Services (SSRS), Crystal Reports.
🏢 Business Solutions (Enterprise Software)
Management Systems:
ERP: Enterprise Resource Planning.
POS: Point of Sale Systems.
PMS: Property Management Systems (Hospitality/Real Estate).
EAM: Enterprise Asset Management.
GMS: Guest/Gym Management Systems.