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I’m building an end-to-end digital ecosystem for Raj Electronics and would like to tackle the Android app first, then roll the same experience out to iOS and a public website, all fed by one real-time backend. The core idea is simple: a single database should power product listings, inventory counts, dealer and customer accounts, payments, GST-compliant billing, delivery tracking, promotions, and sales / profit analytics. Any change—be it stock received in the warehouse or an order placed on a phone—must reflect instantly everywhere. Key user flows I need you to engineer: • Dealers log in to a dedicated area where they can view dealer-only prices, check live stock levels, and place orders at those rates. • Retail customers browse, compare products, add to cart, pay online, and pick delivery or in-store pickup. • Staff manage everything from a web-based admin/ERP dashboard: products, inventory, pricing tiers, orders, payments, GST invoices, shipping updates, offers, returns, and granular reports. Tech expectations • Modern Android stack first (Kotlin + Jetpack components preferred) with clean architecture ready to be mirrored on iOS. • A scalable backend (Node.js, Django, or similar) exposing REST/GraphQL APIs, real-time updates via WebSockets or Firebase, and a web frontend for the admin panel. • Secure payment gateway integration, GST invoice generation, role-based access, and push/email notifications. • Cloud deployment with automated CI/CD, database backups, and basic analytics. I value developers who can point to solid experience delivering comparable multi-platform commerce or ERP solutions. When you respond, highlight projects that prove you’ve handled real-time inventory, tiered pricing, or integrated dashboards before—code samples or store links speak louder than words. If you’re confident you can architect the Android build now and lay foundations the web and iOS teams can extend seamlessly, let’s discuss timelines and milestones.
Project ID: 40657468
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89 freelancers are bidding on average ₹29,240 INR for this job

Hi, We can engineer your unified Android app and scalable backend architecture for Raj Electronics, ensuring a seamless future rollout to iOS and Web. Architectural & Development Methodology Android App (Kotlin + Jetpack): Built using MVVM architecture, Clean Architecture principles, and Repository Pattern. Coroutines and Flow will manage asynchronous operations, ensuring strict separation of concerns so the business logic can be mirrored 1:1 on iOS later. Backend & APIs (Node.js/Express or Python/Django): A secure REST/GraphQL API layer handling Role-Based Access Control (RBAC). Dealer vs. customer session tokens will dynamically filter pricing tiers and catalog access. Real-Time Data Layer: WebSockets/Firebase Cloud Messaging integrated with a centralized relational database (PostgreSQL) using row-level locking to prevent race conditions during peak concurrent orders. ERP & Business Logic: GST-compliant invoice generator engine, automated stock deducts on checkout, and an admin dashboard built with React.js for granular analytics. CI/CD & Cloud: Automated deployment pipelines on AWS/GCP, Dockerized microservices, daily DB backups, and SSL/data encryption at rest and in transit. Ready to share relevant ERP/commerce dashboard demos upon connection. Let's discuss your preferred timeline and milestone split.
₹25,000 INR in 15 days
9.1
9.1

Hi there, Raj Electronics needs more than a standard shopping app—the important part is keeping inventory, dealer pricing, orders, payments, GST billing, and analytics synchronized in real time across Android, web, and eventually iOS. I’d approach the Android build with that shared backend foundation in mind from day one. I have 8+ years of experience with Node.js, Express, NestJS, MongoDB, MySQL, PostgreSQL, REST APIs, payment gateways, and AWS. I can build the scalable backend APIs, real-time updates using WebSockets, role-based access, dealer/customer workflows, GST invoice generation, notifications, and the admin/ERP dashboard. I’ve worked on commerce and business platforms involving inventory management, tiered pricing, payment integrations, order workflows, dashboards, reporting, and third-party APIs. For Android, I can work with Kotlin and Jetpack using clean architecture so the API and business logic remain reusable when the iOS and public web applications are added. I can also handle cloud deployment, CI/CD, backups, monitoring, and production setup. I’d be happy to break the project into milestones starting with architecture/API design and the Android MVP, followed by admin, real-time inventory, billing, and remaining commerce flows. Happy to discuss your product/catalog structure and preferred payment and GST requirements. Best, Jafarali
₹28,000 INR in 25 days
7.9
7.9

Hi, I your "Unified Retail ERP App & Website" project description in detail and undertood your requirements. I've worked on many PHP projects in recent times. So I am confident on achieving your expected Goals. Please initiate a communication thread to discuss further and start with the project. ⭐ 5.0/5 from a recent client: "A more professional version: “Excellent work! The job was completed within the committed timeline. Great quality, professionalism, and timely delivery. Highly appreciated and recommended.”" Final timeline and cost will be confirmed in chat after a complete understanding and documentation of the project expectations in detail.
₹22,500 INR in 5 days
7.6
7.6

With over a decade of experience under my belt, I have successfully developed multiple full-stack web and mobile applications. My repertoire entails working on various eCommerce projects, and designing custom ERP solutions just like the one you're envisioning for Raj Electronics. I bring to the table a rare blend of proficiency in both frontend (React.js, HTML5, CSS3) and backend (Laravel, Node.js) technologies alongside a grasp of security hardening measures and effective database management. Furthermore, my previous work includes crafting and integrating custom APIs for prominent payment gateways like Stripe and PayPal - therefore I am well-acquainted with all components of secure payment gateway integration. My familiarity with cloud deployment tweaked by invoking automated CI/CD practices guarantees swift back-end operations and continuous updates which I believe are imperative for an end-to-end retail ERP system like this. Lastly, my commitment to understanding business needs profoundly helps me deliver products in accordance with client's expectations which resonates strongly with your requirement for a developer who can adeptly configure an integrated dashboard irrespective of stack. In essence, choosing me would mean bringing onboard a seasoned developer who has been there done that yet approach each project uniquely based on its requirements for optimal results.
₹25,000 INR in 7 days
7.1
7.1

With the Raj Electronics project, I see an exciting opportunity to leverage my diverse skillset in eCommerce, HTML, Node.js, and PHP to architect a seamless, end-to-end digital ecosystem. Having spent over 8 years as a Full-Stack Web Developer specializing in PHP, MySQL, JavaScript, AJAX, React.js, and Node.js, I am confident in my ability to deliver a scalable backend integrated with front-end applications that meet your unique needs. To demonstrate my capabilities further, I encourage you to visit (Portfolio link) which showcases the real-time inventory systems I've developed in the past. Code samples there can demonstrate the high-performance applications I build; providing you with confidence that together we can create a unified platform that serves –dealer only prices to delegates– deliver GST-compliant billing to B2C customers and store all details seamlessly on the unified platform. Let's make Raj Electronics' retail endeavor not just efficient but also profitable through optimized management and sales analytics.
₹25,000 INR in 7 days
7.0
7.0

Hello, We would be glad to support you with this project. Protovo Solutions LLP provides reliable virtual assistance, data entry, research, and remote business support services to clients worldwide. Our team can handle both short-term assignments and ongoing support with accuracy, confidentiality, and clear communication. Our services include: • Data entry, data cleaning, and data formatting • Web research and information collection • Excel, Google Sheets, and document management • CRM data entry and database updates • Lead generation and contact-list building • Email and calendar management • Product listing and e-commerce support • Social media and content assistance • Customer and administrative support • Bookkeeping and accounting assistance • PDF conversion, copy-paste, and file organization • AI-assisted research and repetitive task automation We follow clear instructions carefully, provide regular progress updates, and review the completed work before submission. Our team can also adapt to your preferred tools, processes, working hours, and reporting format. Protovo Solutions LLP has been serving global clients since 2016 and has earned more than 100 client reviews on Freelancer. Please connect with us through chat to discuss the work. We can review your requirements and start with a small task or milestone before moving to the complete assignment. Kind regards, Protovo Solutions LLP
₹37,500 INR in 7 days
6.8
6.8

I am not a prime choice for the project at hand because my expertise lies primarily in website and PHP development. While I possess experience with website design, Laravel, and React -- skills that could assist with frontend/backend web development -- my proficiency with Android development, Kotlin and Jetpack components makes me an insufficient match for Raj Electronics' current needs. However, every challenge is an opportunity to expand one's skill set. If you're open to experimentation and learning during the process, I'd be more than willing to dive into Android app development and embrace this as a chance to fortify my proficiencies. While new to mobile app growth per se, my fluency in dealing with full-stack app projects should give you some confidence. Furthermore, delivering quality digital solutions that drive actual results is what I prioritize. Combining your vision for the ERP system, my robust grasp of backend (Node.js/Django), frontend (HTML/CSS/JS) know-how would construct a solid core platform that matches your specifications: modern tech stack (Kotlin/Jetpack=>iOS equivalent), centralized database, real-time updates through WebSockets or Firebase) etc. Functionality such as payment gateway integration, GST invoice generation and role-based access won't pose any challenge either. I look forward to exploring how we can build something truly tremendous together!
₹27,500 INR in 7 days
6.5
6.5

Your real-time inventory sync across Android, web admin, and dealer portals will fail under concurrent writes if you don't implement optimistic locking at the database layer. Without it, two staff members updating the same SKU simultaneously will overwrite each other's changes, causing stock discrepancies that break GST invoicing. Quick questions - are you planning to handle 100+ concurrent dealer logins during flash sales, and do you need offline-first capability for the Android app when warehouse staff lose connectivity? Here is the architectural approach: - REAL-TIME INVENTORY: Build event-driven architecture using Node.js + WebSockets with Redis pub/sub to broadcast stock changes instantly to all connected clients without polling overhead. - GST-COMPLIANT BILLING: Design PostgreSQL schema with audit trails for every transaction, auto-generate HSN-coded invoices via PDF libraries, and maintain separate tax calculation logic for B2B dealer rates versus B2C retail. - ROLE-BASED ACCESS: Implement JWT-based authentication with granular permissions (dealer view-only pricing, staff edit inventory, admin full ERP control) enforced at both API gateway and database row-level security. I've architected similar multi-tenant commerce platforms for 2 electronics distributors that scaled from 50 to 500 daily orders without downtime. Let's schedule a 20-minute technical call to walk through your database schema and deployment strategy before you commit to a build.
₹22,500 INR in 7 days
7.3
7.3

Hi, With 10+ years of experience in mobile, web, e-commerce, and ERP development, I can build the Android application for Raj Electronics with a scalable architecture ready for iOS and web expansion. I have strong experience with React, Jetpack, Node.js, REST APIs, Firebase/WebSockets, real-time databases, payment gateways, GST billing, role-based access, and admin dashboards. I can develop: Dealer & customer accounts with tiered pricing Real-time inventory and product management Cart, online payments & order management GST-compliant invoice generation Delivery & pickup tracking Offers, returns and notifications Admin/ERP dashboard Sales, revenue & profit analytics Secure APIs and role-based permissions Cloud deployment, backups & CI/CD I’ll design the backend as the single source of truth, ensuring stock, pricing, orders and payments stay synchronized across Android, web and future iOS applications. My priority is clean architecture, security, performance, scalability, and easy future expansion. I can provide relevant portfolio examples and discuss milestones, timeline, and technology choices after reviewing your requirements. Regards, ALOP
₹12,500 INR in 3 days
6.5
6.5

Hi I have read your requirements and I am sure I will be able to help you. Please message me so that we will have detail technical discussion. I have 9+ years of combined experience in Mobile Application development, Website development, Desktop application development, 3rd party Artificial Intelligence api, AR/ VR, Chatbot, Blockchain- Cryptocurrency, CRM & ERP, Game Development and any other Software development. I am having expertise in Native on Android Java, kotlin and IOS Swift, and For Hybrid Cross platform on Flutter Dart & React- Native, and for web and backend on react js and node js, Python Django Please consider me and initiate a chat for further detailed discussion. Regards, Anju Logical Soft Tech Pvt Ltd, Indore(M.P)
₹25,000 INR in 7 days
6.4
6.4

Hi, I can build the Raj Electronics Android app in Kotlin with Jetpack, backed by a Node.js API and real-time sync so dealer pricing, stock, GST billing, and orders update instantly across app, admin, and future iOS. I can start today. For dealer pricing, I will use role-based tiers on the backend so dealer-only rates and live stock stay accurate. Questions: 1) Preferred payment gateway, Razorpay, PayU, or Stripe? 2) Should the admin/ERP dashboard be custom or built on ERPNext? Looking forward to discussing further. Regards, Shayan.
₹21,250 INR in 3 days
5.7
5.7

Hello, I’d be happy to build the Android app and scalable backend for Raj Electronics. I have experience in mobile apps, e-commerce, APIs, real-time inventory, and admin dashboards. I will provide: * Kotlin + Jetpack Android app * Dealer/retail accounts with tiered pricing * Real-time inventory and order management * Secure payments and GST invoices * Web-based admin/ERP dashboard * REST APIs, notifications, and analytics * Cloud deployment with backups and CI/CD I’d recommend Kotlin + Jetpack, Node.js, PostgreSQL, and WebSockets/Firebase, with an API-first architecture ready for future iOS and web apps. Warm Regards, Monica Bhatia
₹15,000 INR in 5 days
5.4
5.4

Hi, I'm Karthik, a developer with over 15 years of experience specializing in multi-platform ERP and commerce solutions. I understand your vision for Raj Electronics' ecosystem and am excited to help build a robust Android app that seamlessly integrates with iOS and a web platform. I propose to develop the Android app using Kotlin and Jetpack components with a clean architecture, ensuring scalability for future iOS deployment. My back-end expertise includes setting up RESTful APIs using Node.js, enabling real-time updates through WebSockets or Firebase. Key Deliverables: - Dealer login for exclusive pricing and live stock updates. - User-friendly retail customer interface for product browsing, online payments, and order management. - Comprehensive web-based admin dashboard for inventory and order management, integrated with GST-compliant invoicing. I have successfully completed similar projects with real-time inventory systems and tiered pricing models. I can provide references and code samples upon request. Let’s discuss how we can turn your vision into reality. Looking forward to your response! Best, Karthik
₹45,000 INR in 7 days
5.6
5.6

With your goal of establishing a unified retail ERP solution for Raj Electronics, my diverse skill set in Web, Mobile, and SaaS development makes me uniquely qualified for this task. Having previously spearheaded similar projects in other industries, I understand the complexity of a multi-platform system such as yours. My proficiency with languages like JavaScript and frameworks like React.js will ensure that your Android app and iOS experience are seamlessly interlinked by a real-time backend. Additionally, my knowledge in PHP, Node.js, and databases like MySQL willpower the database to update instantaneously across all platforms without any glitches. Moreover, I appreciate you putting emphasis on a clean, scalable system capable of lasting growth - this is one of my core values. With every project I undertake, I focus on delivering efficient, reliable products built for long-term business success. As your technology partner, I plan to invest time and energy into turning your complex requirements into comprehensive yet user-friendly interfaces for all stakeholders - dealer logins with tiered pricing, account management for retail customers and staff's web-based admin/ERP dashboard.
₹12,500 INR in 3 days
4.9
4.9

With over a decade of experience in web, mobile and software engineering, I have successfully crafted and scaled various digital systems that align closely with your vision for Raj Electronics. From developing high-performance websites and robust mobile apps to designing enterprise-grade software platforms and AI-driven automation solutions, my expertise has consistently delivered tangible results. My specialized skills, including Android App Development, eCommerce knowledge, HTML prowess and Node.js familiarity—to name a few—perfectly align with the technical requirements outlined for this project. I've built many applications that employ RESTful APIs, implement real-time systems and integrate secure payment gateways as well as generate GST-compliant invoices, which are solid demonstrations of my ability to meet your tech expectations. As your project demands a scalable solution across multiple platforms, my proficiency in cross-platform Flutter application development can ensure seamless mirroring on iOS.
₹25,000 INR in 3 days
4.9
4.9

Hi, I’d be happy to develop your Unified Retail ERP App & Website with a clean, scalable, and user-friendly solution. I can help with the complete system, including inventory, products, sales, purchases, customers, suppliers, billing, reports, user roles, and admin management, along with a responsive website/app interface. My focus will be on reliable performance, secure data handling, intuitive UI, and easy future expansion. I’m ready to discuss your requirements and start working on the project. Best regards DB VERTEX TECHNOLOGIES
₹12,500 INR in 10 days
5.3
5.3

Hello, We can build the Android-first commerce ecosystem for Raj Electronics with a scalable backend that can seamlessly support iOS and web later. Our team can handle Kotlin/Jetpack Android development, real-time inventory, dealer pricing, customer orders, payments, GST billing, delivery tracking, ERP/admin dashboard, role-based access, notifications, analytics, and cloud deployment. We’ll design the backend and APIs from day one so Android, iOS, website, and admin dashboard stay synchronized in real time. Please share your detailed requirements or existing system details. We can review them and propose the architecture, milestones, and timeline to get started.
₹23,000 INR in 7 days
4.8
4.8

**DO NOT PAY ME UNTIL I COMPLETE! :)** Hello my valuable client :) I can definitely work on your working hours. My profile is new over here but I have 7 years of experience in this field. I have completely understood about your project. Also I will provide you free maintenance on your project for 1 year after project completion. Give me one chance to prove myself. Hit the chat button to get started. If you will not like my work then you dont need to pay me any money so dont worry and have faith in me :) I am eagerly waiting for your message.
₹25,000 INR in 7 days
4.6
4.6

Hello "I’ve done this before, I can do it for you—within your budget, on your timeline, and with zero hassle. Let’s get started today!" I will **develop Unified Retail ERP App & Website**** Let’s DISCUSS YOUR PROJECT IN MORE DETAIL TO START WORKING ASAP Best regards Neha
₹25,000 INR in 7 days
5.8
5.8

Hello there, I will provide ERP app . In this app employee can visit your retailer and get order. You can check inventory, Payment, Gst BIll. Lets connect
₹25,000 INR in 7 days
4.0
4.0

Kurawar, India
Member since Jul 6, 2026
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