Insurance Policy Administration System

A comprehensive Insurance Policy Administration System targeting the Insurity Full Stack Architect role. The application demonstrates six integrated capabilities: a Policy Dashboard with KPI cards (1,247 policies, $4.2M written premium, 58% loss ratio), Canvas-rendered monthly premium bar chart, line-of-business donut chart, and 8-row policy table with Active/Pending/Cancelled badges; a Policy Builder with all 50 US states, dynamic LOB-specific coverage checkboxes (Auto, Property, GL, Workers Comp), per-occurrence limit and deductible inputs, a JavaScript RateEngine class calculating premium via territory × SIC × deductible-credit factors, and one-click ACORD 130 XML and JSON export with syntax highlighting; a Rate Engine tab showing the ISO bureau rating flowchart, territory factor table (10 states), SIC class code table (8 codes), deductible credit schedule, and a live interactive step-by-step rate calculator; a Bureau Forms library with 10 ISO/ACORD forms (CG 00 01, CA 00 01, CP 00 10, etc.), clickable XML schema preview, edition diff viewer, JSON Schema explorer, and mock form validation; an Architecture tab with a CSS Clean Architecture layer diagram (Domain → Application → Infrastructure → Presentation), 5 SOLID principle cards with C# insurance domain code examples, 4 design pattern cards (Strategy, Factory, Repository, Observer), and Microsoft full-stack technology grid (.NET 8, ASP.NET Core, EF Core, SQL Server, Azure); and an API Studio with 7 REST endpoints, collapsible Try-It panels, editable JSON request bodies, 600ms simulated responses, and status-code badges.