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‹ ›philip-portfolio · coIncreasecoIncrease

EXPLORER

PHILIP-PORTFOLIO
coincrease.md×
1

A clearer operating system for personal finances.

2

coIncrease

3

A wealth-building product that brings net worth, budgets, goals, and safe-to-spend guidance into one coherent financial workspace.

4
Role
Product engineer
Status
In development
Year
2026
5

Highlights

  • Financial dashboard and net-worth tracking
  • Budgeting, goals, and safe-to-spend calculations
  • Authentication and row-level data security
6

Architecture

Next.js and TypeScript on the product surface, backed by Supabase/PostgreSQL with authentication and row-level security boundaries.

7

Outcome

The product is in active development, with the foundation designed for clear data ownership and cost-aware iteration.

8

Technology

Next.jsTypeScriptSupabasePostgreSQLRLS
9
Repository
mainUTF-8 · TypeScript React · Portfolio ready
PH

Portfolio OS

Philip Harteveld

Software Engineer

Building thoughtful products across mobile, web, and backend systems.

Projects
‹ ›philip-portfolio · coIncreasecoIncrease

EXPLORER

PHILIP-PORTFOLIO
coincrease.md×
1

A clearer operating system for personal finances.

2

coIncrease

3

A wealth-building product that brings net worth, budgets, goals, and safe-to-spend guidance into one coherent financial workspace.

4
Role
Product engineer
Status
In development
Year
2026
5

Highlights

  • Financial dashboard and net-worth tracking
  • Budgeting, goals, and safe-to-spend calculations
  • Authentication and row-level data security
6

Architecture

Next.js and TypeScript on the product surface, backed by Supabase/PostgreSQL with authentication and row-level security boundaries.

7

Outcome

The product is in active development, with the foundation designed for clear data ownership and cost-aware iteration.

8

Technology

Next.jsTypeScriptSupabasePostgreSQLRLS
9
Repository
mainUTF-8 · TypeScript React · Portfolio ready