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Manufacturing in ERP: BOM and MRP Module Design

ERP

July 202611 min read

Manufacturing in ERP: BOM and MRP Module Design

How to model multi-level bills of materials and material requirements planning in a custom ERP, from work orders to backflushed stock.

ERP General Ledger: Designing a Double-Entry Core

ERP

July 202611 min read

ERP General Ledger: Designing a Double-Entry Core

How to design the double-entry general ledger at the heart of an ERP system, from chart of accounts to trial balance, using PostgreSQL constraints and triggers to make unbalanced entries impossible.

Batch and Serial Tracking in ERP: Full Traceability

ERP

July 202610 min read

Batch and Serial Tracking in ERP: Full Traceability

How to design batch and serial-number traceability into a custom ERP, covering receiving, movements, FEFO picking, and recall reporting for regulated inventory.

e-Faktur Integration for Indonesian ERP: PPN Done Right

ERP

July 202610 min read

e-Faktur Integration for Indonesian ERP: PPN Done Right

A practical walkthrough of wiring NPWP validation, PPN 11 percent calculation, NSFP invoice numbering, and DJP export files into a custom ERP for Indonesian PKP businesses.

Consignment Inventory in ERP: Own the Stock You Do Not Own

ERP

July 20269 min read

Consignment Inventory in ERP: Own the Stock You Do Not Own

How to model consignment inventory in a custom ERP, separating legal ownership from physical possession, and firing the right ledger entries only when the end customer actually buys.

Multi-Company ERP: Intercompany Transactions and Elimination

ERP

July 202610 min read

Multi-Company ERP: Intercompany Transactions and Elimination

How to design multi-company support into a custom ERP: shared master data, intercompany invoicing, automatic elimination entries, and consolidated reporting.

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