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SYSTEM_MODEL_PROTOCOL

System Design Lab

Inspect privacy-safe system views built only from verified public portfolio records.

SELECT_PROJECT

Public system workbench

Xexymix Payroll, project 1 of 12

VERIFIED_SYSTEM_VIEW

Xexymix Payroll

The CV-backed scope of an internal payroll platform for Xexymix Philippines.

Project record: Xexymix Payroll public project record

Documented scope

This view is limited to the verified public project record: Xexymix Payroll public project record.

  • Xexymix Payroll is documented as an Internal Payroll Platform. Proof target: Xexymix Payroll.

COMPONENT_REGISTRY

  • Employee administration

    NODE_01

    Employee records, role-based workflows, attendance, and leave management.

  • Payroll processing

    NODE_02

    Payroll calculations and SSS, PhilHealth, Pag-IBIG, and BIR withholding described in the CV.

  • Payslips and employee self-service

    NODE_03

    Payslips, employee self-service, document management, and reporting.

SYSTEM_RELATIONSHIPS

  1. 01Employee and time records inform payroll processing.
  2. 02Payroll processing connects to payslips and employee self-service.

Context

The owner records product direction, architecture, and development spanning employee administration, attendance, leave, payroll, statutory deductions, payslips, documents, reporting, and employee self-service for Sep 2026 to Nov 2026.

Constraints

  • Xexymix's public system view is limited to the owner-supplied October 2026 CV; private employee, salary, and implementation records are not published.
  • The Sep 2026 to Nov 2026 timeline is retained as supplied and does not assert completed delivery or verified statutory calculations.

Decisions

  • Present the connected employee, payroll, and self-service scope at the capability level documented by the owner.

Trade-offs

  • The public view explains the product scope without publishing private payroll records, deployment endpoints, or unsupported implementation details.

Technologies

  • Next.js 16
  • React 19
  • TypeScript
  • Tailwind CSS 4
  • Supabase
  • PostgreSQL
  • Supabase Auth
  • Supabase Storage
  • Vercel
  • ExcelJS
  • PDF-Lib

Evidence

  • Xexymix Payroll is documented as an Internal Payroll Platform. Proof target: Xexymix Payroll.

Supported outcomes

  • The owner documents an end-to-end payroll platform spanning workforce administration, Philippine statutory deductions, and employee self-service.

Lessons

  • Payroll product scope and role can be communicated without exposing private employment and pay records.

VIEW // GENERAL

Next steps from Xexymix Payroll

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