Jalyn Mayer

Annuity Valuation Toolkit

Interactive R‑Shiny app that calculates present/future values for level, increasing, and perpetuity annuities, complete with duration & convexity visualizations

Insurance Pricing Simulator

Simulates policy and claims data, models expected claim frequency and loss cost using Poisson GLM and XGBoost, and displays results in a Streamlit dashboard

Live Dashboard