Custom ERP development · Ahmedabad, India
Custom ERP Software Development
One system for orders, inventory, purchasing, billing and reporting, shaped around how your business actually runs instead of how a generic ERP thinks it should.
Quick answer
What is custom ERP development?
Custom ERP development is building enterprise resource planning software around one company’s own operations, connecting sales, inventory, purchasing, production, billing and finance in a single system. Kaivan Tech builds lightweight, modular custom ERPs for Indian SMEs and growing businesses, starting with the module that hurts most and integrating with tools you already use, such as Tally or Zoho Books.
What’s included
Custom ERP Development: modules we build
Pick the modules you need. We build the highest-value one first and add the rest in stages.
Sales & orders
Quotations, sales orders, approvals, dispatch and order status visible to the whole team.
Inventory & warehouses
Stock across locations, batches, reorder levels, transfers and low-stock alerts.
Purchasing & vendors
Purchase requests, purchase orders, vendor rates, goods receipt and payables.
Billing & GST invoicing
Invoices, credit notes, payment tracking and reminders, with GST fields and exports for your accountant.
Production & job work
Bills of materials, work orders and job-work tracking for manufacturers.
Reports & dashboards
The reports your team rebuilds in Excel every month, generated automatically.
Roles & approvals
Who can see, edit and approve what, with an audit trail of every change.
Integrations
Accounting software, payment gateways, ecommerce stores, WhatsApp and email.
Build or buy
Custom ERP vs off-the-shelf ERP
| Factor | Custom | Off-the-shelf |
|---|---|---|
| Fit | Modelled on your workflow | Your workflow adapts to the product (Odoo, Zoho, SAP Business One and others) |
| Scope | Only the modules you need | Large suites; many unused features |
| Cost model | Build cost plus hosting and support; no per-user licences | Per-user subscriptions plus implementation and customisation fees |
| Changes | Built when you need them | Limited by vendor configuration options |
| Ownership | You own the code and data | Vendor owns the platform |
Choose custom when
- Your process (pricing, job work, approvals, multi-location stock) does not fit standard ERP modules
- You run Tally or Zoho for accounts but manage operations in spreadsheets and WhatsApp
- An off-the-shelf ERP needed so much customisation that it became custom software anyway
- Per-user ERP licences are growing faster than the value you get from them
Buy off-the-shelf when
- Your operations are standard and a configured ERP fits with little change
- You only need accounting: an accounting package is enough
How we deliver
Built in stages, owned by you
- 1
Discovery
We map the current process, spreadsheets and tools, including the workarounds.
- 2
Scope & quote
Modules, roles, integrations and timeline agreed in writing before development.
- 3
First module live
The highest-pain module goes into real use first, often alongside the old process.
- 4
Expand & integrate
Further modules, reports and integrations added in stages.
- 5
Support
Maintenance, monitoring and improvements on a monthly retainer.
Who it’s for
Businesses we build this for
- Manufacturing and job-work units
- Distributors and wholesalers
- Ecommerce and D2C brands
- Logistics and warehousing
- Service businesses with field teams
Stack: React and Next.js, Node.js or Python, PostgreSQL or MySQL, hosted on AWS, Vercel or your own servers. You own the code and the repository from the first commit.
Common questions
Custom ERP Development FAQ
What is custom ERP software?+
Custom ERP software is an enterprise resource planning system built for one business’s processes, connecting sales, inventory, purchasing, production, billing and finance in a single application that the business owns.
How much does custom ERP development cost in India?+
Cost depends on the number of modules, user roles, integrations and data migration. A single-module ERP (for example inventory and orders) is a much smaller project than a full multi-location ERP. Kaivan Tech scopes the modules with you and quotes before development starts, then delivers module by module.
How long does it take to build a custom ERP?+
The first module is usually in use within weeks, and further modules follow in stages over several months, depending on scope. Running the highest-value module first means the business benefits before the full ERP is finished.
Can a custom ERP integrate with Tally or Zoho Books?+
Yes. A custom ERP can keep your accounting in Tally or Zoho Books and exchange invoices, ledgers or vouchers with it, so your accountant’s workflow does not change.
Should an SME build a custom ERP or buy Odoo or Zoho?+
Buy when a configured product fits your operations. Build when your process is a competitive difference, when customising an off-the-shelf ERP would cost as much as building, or when per-user licences outgrow the value. We advise on this during scoping.
Who owns the ERP source code?+
You do. You own the code, the repository and your data from the first commit, and the system is built on a conventional, documented stack so any developer can maintain it.
Is the ERP DPDP compliant?+
We build in role-based access, audit logs, encryption, retention controls and, where personal data is involved, the notice, consent and data-rights workflows required by India’s DPDP Act.