A selection of systems I've architected and delivered end-to-end, from enterprise platforms and AI-driven tooling to the desktop and web systems earlier in my career.
BFS crawler in headless Chromium that records every network call on every page and maps the APIs behind a website — REST, GraphQL, XHR. Live WebSocket progress dashboard, DevTools-style request inspector, and JSON/TXT/HAR/Markdown API-docs exports.
2,324 requests captured across 19 pages in a 24s crawl
Multi-agent AI system that detects drift between meeting notes, requirements documents, and Azure DevOps tasks using RAG, vector embeddings, Azure OpenAI, and Azure AI Search.
Cooperating agents over RAG on Azure OpenAI + AI Search
Sole architect for an enterprise platform built from zero for international clients, covering workflow automation, modular architecture, and role-based portals.
Built from zero as sole architect
Architected a multi-tenant third-party authentication platform on Okta from scratch.
Multi-tenant identity, designed from scratch
SharePoint-based user management system handling multiple approval workflows, with customized web parts and timer jobs, adopted organization-wide.
Adopted organization-wide
Owned the migration of legacy SharePoint 2010 infrastructure to SharePoint 2019 and Azure.
SharePoint 2010 → 2019 + Azure, owned end to end
Integrated AWS S3 and CloudFront to secure storage and delivery for a digital asset library at millions-of-objects scale.
Millions of objects served securely
Large-scope business automation (ERP) system covering inventory, stock, import, accounts, HR, and replacement workflows with a focus on performance.
NBT monitors new business opportunities; HORUS scans client sites and reports on how well-secured they are.
CMS-based online hotel management system built with ASP.NET MVC (Razor) and Entity Framework.
Total advertisement and company branding platform used by enterprise clients, including Dell.
Used by enterprise clients including Dell
Ration management system developed for Bangladesh Police.
Built for Bangladesh Police
Point-of-sale system with integrated stock management.
Dynamic business intelligence system for order processing and dealership maintenance via SMS.
Order processing, monitoring, inspection, and shipment system for a garment buying house, spanning both web and desktop.
Modular ERP system covering inventory, stock, accounts, and replacement.
HR system covering attendance, leave, loans, overtime, production, provident fund, and shift management.
Maintenance tracking system built for a hardware house.
Call center management system with automated alerting.
ERP module delivering business analysis and reports to management via email.
Complete university management system.
Daily note management app for Windows Phone.