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Nagatama Services

Custom ERP and Logistics Software

Most ERP failures are not technical. They happen when a company is asked to abandon a process that works, because the software cannot represent it. A custom ERP inverts that: the system is shaped around the operation, and only the genuinely broken parts of the process get redesigned.

We deliver ERP module by module rather than as a two-year big bang. Inventory first, or purchasing, or distribution — whichever module removes the most manual work — and each one goes live and earns its keep while the next is being built.

For logistics operators we build the movement side too: warehouses, depots, fleets, containers, and shipping documents, with visibility from order to delivery.

Modules We Deliver

Inventory and warehouse management

Multi-warehouse stock, batch and expiry tracking, stock opname, transfers, minimum-stock alerts, and barcode or QR scanning on mobile devices.

Purchasing and supplier management

Requisitions, tiered approvals, purchase orders, goods receipts, supplier performance, and three-way matching against invoices.

Sales, distribution, and pricing

Customer tiers, price lists, discount rules, sales orders, deliveries, returns, and receivables that reconcile with finance.

Transport and freight management

Route and fleet planning, container and shipment tracking, digital shipping documents, proof of delivery, and cost per trip — as implemented in our TMS SEA platform.

Finance, Reporting, and Control

Operational transactions post into double-entry journals automatically, so stock movements, sales, and purchases are reflected in the ledger without re-keying. Management reporting covers margin by product and customer, ageing receivables and payables, stock value, and cost per shipment. Approval limits, segregation of duties, and immutable audit trails keep the control environment defensible to auditors.

Technology We Use

PostgreSQL as the transactional core with strict constraints so stock and balances cannot drift, edge APIs for device and partner integration, realtime updates for operational dashboards, and mobile scanning apps for warehouse and delivery teams. Integrations with accounting software, marketplaces, and customs or shipping-line portals are added where relevant.

How We Work

Every project runs through the same five stages, so you always know where the work stands and what you receive at each step.

1. Discovery and requirements analysis

We map your business processes, user roles, the data that flows between them, and the legacy systems that must stay alive. The output is an agreed requirements document with a prioritised module list.

2. Architecture and interface design

Database schema, permission model, integration flows, and screen designs come first. Prototypes are validated with key users so big changes happen while they are still cheap.

3. Incremental development per module

Work runs in short sprints. Each sprint produces a version your team can genuinely try in a test environment — not a progress percentage on a slide.

4. Testing, security, and UAT

Functional testing, load testing, permission review, and User Acceptance Testing with real users. Findings are fixed before the system is declared production ready.

5. Deployment, training, and maintenance

Production release, data migration, user training, documentation, monitoring, plus maintenance and continued development packages sized to your company.

Where We Deliver

Nagatama serves companies across Indonesia — Greater Jakarta, Bandung, Semarang, Surabaya, Denpasar, Balikpapan, Makassar, and Medan — and works with clients in Singapore, Malaysia, and Australia. Collaboration is remote-first with scheduled online meetings, a demo every sprint, and on-site visits for projects that need field observation such as warehouses, plants, or branch offices. English is a working language for documentation, meetings, and delivery.

Case Studies & Related Work

These are products we designed, built, and run ourselves for comparable needs. Every one can be opened and tried — see the full collection in the Nagatama portfolio.

Frequently Asked Questions

Is a custom ERP better than a packaged one?

Only when your process is genuinely distinctive or the licence cost of a package outgrows its benefit. If a standard package fits, we will tell you — and we are happy to build only the missing module around it.

How long does an ERP implementation take?

The first module typically goes live in one to three months. A full suite is delivered in phases across six to eighteen months depending on scope, with each phase usable on its own.

Can it handle multiple companies and warehouses?

Yes. Multi-company, multi-branch, and multi-warehouse structures are part of the core data model, with consolidated reporting across entities.

Can we keep our existing accounting software?

Yes. We integrate through a signed, idempotent bridge so operational documents post into your accounting system automatically instead of being retyped.

What about data migration from spreadsheets?

We import master data and opening balances from your spreadsheets, validate them against control totals, and run a parallel period before the old process is retired.

Other Services

Discuss your requirements with the Nagatama team

Tell us about the process and the bottleneck you want solved. We will come back with a recommended module breakdown, timeline, and delivery phases — the first consultation is free.