Nathan Henderson, CPA
Personal site for projects and writing.

Projects

Most of my work lives in private repos (client/internal). I share anonymized case studies, patterns, and screenshots with synthetic data. Deeper walkthroughs available on request (sometimes).

These are short previews for now.

Contact

Selected work (anonymized)

Client intake checklist web app
Private Anonymized

A guided intake workflow that captures clean data and routes requests for approval.

  • Guided form with required fields and explicit “unknown” handling.
  • Authoritative dropdowns for partners, offices, and custodians.
Credit memo notifier
Private Anonymized

A mailer that loads refund records, renders credit note emails, and supports safe test-first runs.

  • Loads Excel records with alias-tolerant column mapping.
  • Renders compliant credit note details with tax breakdowns.
Operational dashboard suite
Private Anonymized

A role-based dashboard suite built on a SQL warehouse and Power BI models.

  • Unified exports and operational sources into a SQL warehouse.
  • Built DAX measures and role-based views per team.
Profile Planner
Private Anonymized

An internal tool that moves planning teams from structured intake to editable, client-ready reporting.

  • Guided intake with optional checklist import.
  • Structured capture of client, advisor, tax, and planning context.

A workflow that compares BambooHR time-off data to WIP and schedule exports.

  • Automated extracts of requests and balances.
  • Diffed against WIP/schedule exports to flag gaps.
Claim timeline reconstructor
Private Sensitive

Turns evidence into a defensible timeline, plus a dashboard for claim status sharing.

  • Preserved original timestamps with confidence levels.
  • Flagged gaps and delayed reporting without speculation.

Public experiments

2026-02-26

A fun app to compare two Last.fm profiles and see shared artists at a glance.

  • Compare two users across six Last.fm periods, from 7 days to overall.
  • Show shared vs unique artists in a Venn diagram for each selected period.

How I work