Business Operations

Build a Payroll Management System with AI - in Hours

ProjectCode generates a complete, production-ready Payroll Management System from a single natural language prompt. In hours instead of months, you get a React frontend, NestJS REST API, PostgreSQL database, and authentication - fully integrated, live-previewed, and deployed to a URL you own.

Estimated build time: 4–6 hours

Build my Payroll nowView pricing

Free to start · No credit card required

01 · The Challenge

Why building a Payroll from scratch is hard

Building a Payroll Management System from scratch requires months of development time and significant engineering resources. Teams struggle to coordinate frontend, backend, database, and authentication while managing payroll-specific business logic, integrations, and role-based access rules.

02 · What's Included

Everything your Payroll needs

ProjectCode generates a production-ready Payroll with all the modules your team needs from day one.

Payroll run processing with earnings, deductions, and taxes
Multi-pay-cycle support (weekly, biweekly, monthly)
Tax bracket and compliance configuration by jurisdiction
Payslip generation and employee self-service portal
Direct deposit file generation (ACH/NACHA format)
Year-end reports (W-2, 1099) generation
Leave balance deductions integrated with HRMS
Audit trail per payroll run with approval sign-off

03 · Architecture

How it's built

The generated Payroll follows production-grade architecture patterns.

React 18 + TypeScript frontend with role-based dashboards tailored for payroll workflows

NestJS REST API with dedicated payroll modules, DTOs, validators, and service layer

PostgreSQL relational schema with normalized tables for all payroll entities

JWT + Google OAuth authentication with granular permission gates per role

Real-time Socket.IO events for live payroll status updates and notifications

Managed hosting with one-click deploy, custom domain, and auto-SSL

04 — Database

PostgreSQL schema designed for Payroll

ProjectCode generates a normalized, indexed PostgreSQL schema with the right tables and relationships for your use case. You own the schema and can evolve it freely.

  • pay_periods (id, start_date, end_date, pay_date, frequency, status, approved_by, total_gross, total_net, entity_id)
  • payroll_entries (id, pay_period_id, employee_id, gross, tax_withheld, deductions jsonb, net, hours, adjustments jsonb)
  • tax_configs (id, jurisdiction, tax_type, rate, bracket_min, bracket_max, effective_from, entity_id)
  • payslips (id, payroll_entry_id, pdf_url, sent_at, viewed_at)
schema.sql (preview)
-- Generated by ProjectCode
-- Payroll Management System schema

CREATE TABLE pay_periods__id (
  id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
  created_at TIMESTAMPTZ DEFAULT NOW(),
  updated_at TIMESTAMPTZ DEFAULT NOW()
  -- ... auto-generated columns
);

CREATE TABLE payroll_entries__id (
  id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
  created_at TIMESTAMPTZ DEFAULT NOW(),
  updated_at TIMESTAMPTZ DEFAULT NOW()
  -- ... auto-generated columns
);

CREATE TABLE tax_configs__id (
  id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
  created_at TIMESTAMPTZ DEFAULT NOW(),
  updated_at TIMESTAMPTZ DEFAULT NOW()
  -- ... auto-generated columns
);

CREATE TABLE payslips__id (
  id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
  created_at TIMESTAMPTZ DEFAULT NOW(),
  updated_at TIMESTAMPTZ DEFAULT NOW()
  -- ... auto-generated columns
);

05 · Tech Stack

Production-ready from day one

Every generated app uses a battle-tested stack you can deploy anywhere and own completely.

Frontend

React 18 + TypeScript + Tailwind CSS

Backend

NestJS 10 + Node.js + TypeScript

Database

PostgreSQL (managed or Supabase)

Auth

Email OTP · Google OAuth · GitHub OAuth

Deployment

Managed hosting · Custom domain · Auto-SSL

AI Models

Claude Sonnet · Claude Opus · Kimi

06 · Try It Now

Example prompt to get started

Copy this prompt into ProjectCode and get a working app in minutes.

ProjectCode prompt
Build a payroll management system for a 200-person company with employees in the US and Canada. Include payroll run processing with configurable pay cycles, federal and state/provincial tax calculations, deductions management (401k, health insurance, garnishments), payslip PDF generation with employee self-service download, ACH direct deposit file export, year-end W-2 and T4 generation, and a payroll audit log with CFO approval workflow.
Build this now - it's free

07 · Deployment

Deploy your Payroll anywhere

Managed hosting

One-click deploy to a live URL managed by ProjectCode.

Custom domain

Connect your own domain with auto-provisioned SSL via Cloudflare.

GitHub export

Push to your GitHub repo and self-host or deploy via Vercel, Railway, or AWS.

Docker ready

Export a Dockerfile and docker-compose for any containerized environment.

08 · Pricing

Start free, scale as you grow

No per-seat fees. No vendor lock-in. Token-based pricing that scales with your usage.

Free

$0

Start building your first app. Live preview, managed hosting, and full code export included.

Token Packs

From $5

Purchase token packs that roll over every month. Build more, pay only for what you use.

Enterprise

Custom

Custom models, SLA, SSO, and private cloud deployment for large teams.

See full pricing details

09 · FAQ

Common questions about building a Payroll

Yes. Configure tax rates by jurisdiction and the system calculates federal, state/provincial, and local withholding for each employee based on their filing status and earnings.

10 · Related

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Build your Payroll in hours, not months

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