Project case study
Enterprise Compliance Platform
Full-Stack Engineer · 6-Developer Scrum Team
.NET 8
React 18
TypeScript
CQRS
MassTransit
Azure Blob Storage
EF Core
Multi-tenant enterprise SaaS platform automating US statutory R&D tax compliance, milestone task orchestration, and secure PII document governance.
Scope
Enterprise Clean Architecture spanning .NET 8 Web APIs, React 18 / TypeScript frontend, shared cti-ui-kit design system, MassTransit with Azure Service Bus Outbox, MS SQL Server, and Azure AD B2C identity.
Role & delivery
Core full-stack developer in a 6-engineer Scrum team. Owned selected feature slices from regulatory requirements analysis and domain modeling through React UI implementation and release.
Selected work
- Implemented US IRC Section 41 statutory qualification and Funding Test engines across EF Core models, MediatR CQRS handlers with OneOf discriminated unions, and React review interfaces.
- Architected multi-tier task and milestone workflow orchestration, building domain event handlers that automatically instantiate 15–30 standardized tasks with concurrency safeguards.
- Delivered end-to-end RFI and document lifecycle state-machines (Pending → Uploaded → Approved / Rejected) with write-restricted Azure Blob Storage streams and MIME spoofing validation.
- Enforced operation-level PII access governance and authorization policies restricting access to sensitive payroll, W-2, and taxpayer data.
- Contributed selected reusable components to the team-owned cti-ui-kit, including the virtualized 2D MatrixTable grid with synchronized multi-axis scrolling, smart overflow tooltips, and FileProgressBar.
- Reduced avoidable LINQ allocations, tuned EF Core 8 deep entity queries with .AsNoTracking(), and integrated MassTransit Transactional Outbox messaging.