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I need a full-featured ERP that runs entirely offline and can be used on a minimum of three workstations at the same time. Its main purpose is to handle both my retail and wholesale operations seamlessly, so the workflow has to accommodate walk-in POS sales as well as bulk, account-based orders. Core modules I must see working together from day one are: • Inventory management with real-time stock updates across all connected PCs • Billing & invoicing that supports tax rules, discounts and returns • A fast, cashier-friendly POS interface that pushes data straight into the inventory and invoicing engines Even though the system is offline, I still need clean hooks that let me exchange data with my existing accounting software and our small CRM once a day through import/export or a lightweight sync tool. Please build with stability, local database security and easy future scalability in mind. On delivery I will test the following acceptance criteria: stock counts syncing instantly between the three terminals while offline, invoices printing without delay, POS completing a sale in under five seconds, and exported files importing into my accounting package and CRM without manual edits. Provide the full source, installation guide and a brief user manual so my team can run with it immediately.
Project ID: 40420447
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12 freelancers are bidding on average ₹8,479 INR for this job

As a qualified and seasoned developer with over a decade of experience, I have encountered and tackled various complexities that come with system development, especially pertaining to businesses' unique needs. My proficiency in MySQL, PHP, and SQL specifically align with the requirements for your Wholesale ERP project. I assure you an instinctive understanding of your vision, extraordinary attention to detail, and unyielding dedication to delivering a stable and secure product. In addition to syncing real-time stock updates and the cashier-friendly POS interface featured in your ideal ERP system, my enriched skill set will enable me to proficiently develop modules for billing & invoicing, thereby ensuring seamless accounting integrations compatible with your existing software. Furthermore, considering offline functionality, I will not only establish consistent data exchange through an import/export mechanism or lightweight sync tool but also prioritize local database security. Finally, I will provide not only a comprehensive installation guide but also an efficient user manual so that your team can translate my work immediately into productivity. Choosing me assures reliable service that doesn't just deliver digital solutions but actively contributes towards your business's growth and success.
₹9,999 INR in 7 days
6.3
6.3

Hello, Your requirement for a fully offline ERP with real-time multi-terminal sync is well understood. This kind of system needs strong local architecture rather than typical web-based solutions, and I have experience building business applications focused on billing, inventory, and performance. ### ? Proposed Architecture * **Desktop App:** Electron / .NET (fast, reliable POS experience) * **Backend Logic:** Local API (Node.js or .NET service) * **Database:** PostgreSQL / SQLite (configured for LAN sync) * **Networking:** Local network (LAN) sync to ensure all 3 systems stay updated instantly ### ⚙️ Core Modules * Inventory with real-time stock sync across all workstations * Billing & invoicing with tax, discounts, returns * High-speed POS (optimized for <5 sec checkout) * Retail + wholesale workflows (cash & account sales) ### ? Data Sync & Integration * Daily export/import (CSV/JSON) for accounting & CRM * Optional lightweight sync service for automation ### ? Delivery Plan * Setup + core architecture * Inventory + POS integration * Billing & printing * Sync + export system * Testing across 3 machines You will receive full source code, installation guide, and a simple user manual. The system will be designed for speed, reliability, and future scalability. I focus on building practical, production-ready systems—not just prototypes.
₹4,000 INR in 7 days
5.0
5.0

Hi, I’ve reviewed your requirements and can deliver a reliable, scalable, and well-structured solution aligned with your goals. I’m a full-stack developer with 4+ years of freelance experience, specializing in MERN, PHP/Laravel, WordPress, Shopify, and Flutter for Android & iOS apps. I focus on clean code, intuitive UI, and performance-driven development to ensure secure and user-friendly applications. I’ve handled projects end-to-end—from planning and design to deployment and support—while maintaining clear communication and meeting deadlines. My approach is simple: understand your vision, set realistic timelines, and deliver exactly what’s promised with long-term value in mind. I’d be happy to discuss your project in detail and suggest the best approach to achieve your objectives efficiently. Looking forward to working with you. Best regards, Arshiya
₹12,000 INR in 7 days
3.7
3.7

Hello, I bring 10+ years of experience in ERP, POS, and offline-first system development. I can build a stable, secure ERP that runs across multiple workstations with real-time local syncing. The system will include inventory management, billing/invoicing with tax and returns, and a fast POS interface optimized for under-5-second transactions. I’ll implement a reliable local database with secure access and daily import/export hooks for accounting and CRM integration. Deliverables include full source code, installation setup, database configuration, and a clear user manual. I focus on performance, scalability, and reliability. Let’s collaborate to build your complete offline ERP solution.
₹12,000 INR in 7 days
3.4
3.4

As a seasoned Full Stack Developer, I am confident that my skills and experience make me the ideal candidate for tackling your Offline Retail and Wholesale ERP. Adept in MEAN and MERN stack development, I'm well-versed in structuring reliable applications like yours. To robustly meet your expectations, I will build a CRUD system that ensures real-time stock updates across multiple stations, cashier-friendly POS interface pushing data straight into the inventory system, and billing module supporting tax rules, discounts and returns, whilst optimising stability and security. Building automation systems with n8n, I can create easy syntax to exchange data with your existing accounting software and small CRM once daily with the help of import/export or a lightweight sync tool. Importantly, along with providing a full installation guide and user manual, I guarantee stock syncing in real-time even while offline, invoices printing promptly as well as expeditious checkouts within five seconds.
₹7,500 INR in 6 days
1.7
1.7

Coming from a powerhouse of developers with more than a decade of experience working on complex custom projects, E-commerce and various CMS platforms including Joomla, Wordpress, Drupal, and more, my team at UNV7 is well-equipped to bring your offline Retail & Wholesale ERP vision to life. We specialize in crafting unique solutions that cater to the specific needs of businesses and guarantee stellar performance even for large-scale operations like yours. Our proficiency in MySQL and PHP aligns perfectly with the database-intensive nature of your project. We'll ensure that your multi-workstation ERP not only seamlessly handles both retail and wholesale needs but also maintains a real-time stock updates across all connected PCs while offline. Our proficiency also extends to integrating systems with other software, assuring you a smooth-flowing data transition through import/export or lightweight sync tools between your ERP, accounting package, and CRM.
₹7,000 INR in 7 days
0.0
0.0

Phulambri, India
Member since Aug 10, 2021
$10-5000 USD
$15-25 USD / hour
$10-45 USD / hour
$25-50 USD / hour
₹12500-37500 INR
$10 USD
$250-750 USD
₹75000-150000 INR
$250-750 USD
₹12500-37500 INR
₹1500-12500 INR
₹3500 INR
₹12500-37500 INR
₹12500-37500 INR
₹12500-37500 INR
₹12500-37500 INR
₹12500-37500 INR
$25-50 USD / hour
$250-750 USD
€30-250 EUR