Portfolio

Selected Projects

Real-world engagements — system architecture diagrams, outcomes, and the decisions behind them.

Enterprise Web2011

Petronas Management Portal

Role: Technical Lead & Developer

Built a web-based internal management portal for a Petronas-affiliated energy enterprise in 2011. The system centralized operations data, streamlined approval workflows, and gave management real-time visibility across multiple business units.

If Rebuilt Today

If rebuilt today: blockchain-based audit trail for regulatory compliance, decentralized data ownership across entities, and smart contract–enforced approval workflows.

C# / ASP.NETEnterpriseWeb PortalSQL Server

Key Outcomes

  • ASP.NET web portal serving 3 business units on a shared SQL Server backend
  • Role-based access control covering 200+ internal users
  • Automated approval workflow reducing manual paperwork by 60%
  • Management dashboard with real-time KPI reporting

Web Platform Architecture (2011)

CLIENT LAYER IE / Firefox Browser Admin Panel ASP.NET Web Forms IIS Web Server ASP.NET 3.5 · C# BUSINESS LAYER Auth RBAC Workflow Approvals Reports SSRS SQL Server 2008 On-premises · Windows Server

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