Your Sunday, upgraded. Free live AI class · 5 PM ISTReserve your seat
Join free class
Build / Micro-ERP
PRODUCT BUILD · PROPOSED

Build an Inventory–Purchase–Sales ERP

The core stock loop: receive goods, track stock movement and sell, with live stock levels.

PRODUCT BUILDING COURSE12 hours
Choose how to learn

Live, interactive classes with time for every learner's questions and code reviews.

Request this batch A 5–10 learners batch starts once enough learners ask. You confirm and pay only when dates are set.
Micro-ERPBeginner4 modulesEnrolment not yet open
Request a live buildSee the learning steps
AT A GLANCE

What this build involves.

Prerequisites

JavaScript or TypeScript, basic SQL and an understanding of how a small business tracks stock and money.

Difficulty
Beginner
Build type
Complete product build
Formats
Webapp, API
Build stages
Concept → POC → MVP
Learning formats
Guided series, Mentored build
Stack
TypeScript · Next.js + Node.js · PostgreSQL · Docker

Only need the code? The inventory–purchase–sales ERP source code is sold separately for ₹899. Request the source code — availability is confirmed before you pay.

DEMO

See what you will build.

A recorded walkthrough of the finished inventory–purchase–sales ERP is shared when this build opens. Register interest to be told first.

FEATURE CHECKLIST

Included modules.

  • Item master
  • Stock movements
  • Purchase receipts
  • Sales orders
  • Authentication and user roles
  • Deployment to Docker
LEARNING STEPS

Seven units, from concept to improvement.

  1. 01

    Concept

    Who uses an inventory–purchase–sales ERP, what problem it solves and the use cases you will support.

  2. 02

    Fundamentals

    TypeScript, Next.js + Node.js and PostgreSQL, plus the data model and architecture for this product.

  3. 03

    POC

    A working demonstration of item master.

  4. 04

    Feature build

    Stock movements, Purchase receipts, Sales orders, with authentication and data validation.

  5. 05

    Complete project

    All 4 modules connected into one usable webapp.

  6. 06

    Production implementation

    Deploy the MVP to Docker with a README and basic tests.

  7. 07

    Improvement challenge

    Add role-based permissions, an audit trail and nightly backups without slowing daily workflows.

WAYS TO LEARN THIS BUILD

Start small or go all the way.

01

Free micro lesson

The data model behind item master

02

Microcourse

Build the item master module

03

Live workshop

Build stock movements live, step by step

04

Paid build series

Item master → Stock movements → Purchase receipts → Sales orders

05

Mentorship

Review of your architecture and code

REPOSITORY & REVIEW

What you get, and how it is checked.

Repository access

Enrolled learners get access to the starter repository: project structure, database schema, sample data and a setup guide, plus a reference solution for each unit.

Review criteria

  • Every feature on the checklist works end to end
  • Data model and architecture are explained in the README
  • Inputs are validated and access is restricted to the right users
  • Key flows are covered by automated tests
  • The app is deployed and reachable from a public URL
  • Interfaces meet basic accessibility checks

Improvement challenge

Add role-based permissions, an audit trail and nightly backups without slowing daily workflows.

Project mentorship

Architecture, debugging and implementation reviews with Ajay.

Explore mentorship
AFTER YOU FINISH

A certificate, and support for what comes next.

Finishing this build is planned to include the support below. It opens with the first batch; enrolment pages confirm what is included before you pay.

Completion certificate

Issued with a unique ID once your final project passes review. It records what you built, not just attendance.

Certification policy

Job-readiness support

Portfolio and GitHub review, resume feedback, a mock interview and referrals when suitable openings come up. No placement guarantee.

Career mentorship

Freelancing support

Guidance on pricing, proposals and your first client project, plus a review of your freelance profile and portfolio.

Build client-style projects

Startup community

An invite to the Innovate with Ajay community to meet builders, find co-founders, join hackathons and get feedback on product ideas.

Explore the community
YOUR NEXT LEARNING STEP

Want to learn this?

Share your interest. We’ll confirm availability, batch dates and the fee separately, so you can decide when the details are ready.

  • Your course is already selected
  • Just your name and email to get started
  • No payment or booking commitment
Looking for a different course? Tell us →

Get availability updates.

YOU’RE INTERESTED INBuild an Inventory–Purchase–Sales ERP
Add learning preferences Optional

No payment now. Availability, dates and the fee are confirmed separately. We’ll use these details to reply. Privacy policy

Prefer a quick chat?Ask on WhatsApp (opens a new tab)
RELATED BUILDS

More in Micro-ERP.

Tech, Junior

Trading ERP

What you build
Buy-and-sell operations for a trading business: purchase, stock, sales and payments in one place.
Prerequisites
JavaScript or TypeScript, basic SQL and an understanding of how a small business tracks stock and money.
Stack
TypeScript · Next.js + Node.js · PostgreSQL
  • Inventory
  • Purchase orders
  • Sales & invoicing
  • Payments & ledger
Final deliverableA working trading ERP with inventory, purchase orders, sales & invoicing and payments & ledger, tested and deployed to production.
Intermediate4 modulesWebapp, API
From₹588₹1,18851% off· 12 hours
View projectRequest
Tech, Junior

Service business ERP

What you build
Jobs, technicians, quotations and billing for a service company.
Prerequisites
JavaScript or TypeScript, basic SQL and an understanding of how a small business tracks stock and money.
Stack
TypeScript · Next.js + Node.js · PostgreSQL
  • Job cards
  • Technician scheduling
  • Quotations
  • Billing & collections
Final deliverableA working service business ERP with job cards, technician scheduling, quotations and billing & collections, tested and deployed to production.
Intermediate4 modulesWebapp, API
From₹588₹1,18851% off· 12 hours
View projectRequest
Tech, Senior

Small manufacturing ERP

What you build
Bills of materials, production orders and raw-material planning for a small factory.
Prerequisites
JavaScript or TypeScript, basic SQL and an understanding of how a small business tracks stock and money.
Stack
TypeScript · Next.js + Node.js · PostgreSQL
  • Bills of materials
  • Production orders
  • Material requirement planning
  • Work-in-progress tracking
Final deliverableA working small manufacturing ERP with bills of materials, production orders, material requirement planning and work-in-progress tracking, tested and deployed to production.
Advanced4 modulesWebapp, API
From₹588₹1,18851% off· 12 hours
View projectRequest
NOT SURE WHERE TO START?

Learn the skills first, then build.

Pick up TypeScript and Next.js + Node.js in the course catalogue, or follow a full role path.

Browse courses
Chat with Ajay