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# Product Requirements Document (PRD) # DG Testing & Traceability System ## 1. Overview The DG Testing & Traceability System is a centralized digital platform designed to replace manual paper-based DG testing logbooks with a secure, traceable, and scalable solution. The system enables: * Digital recording of DG manufacturing and load testing data * QA approval workflows * Secure QR-based traceability * Customer verification of factory test reports * Basic operational health diagnostics --- # 2. Objectives * Eliminate manual testing logbooks * Improve QA traceability and auditability * Enable secure generator authentication * Standardize manufacturing test workflows * Provide customers access to original factory test data --- # 3. System Modules ## A. Admin Panel ### Features * Create/manage testing templates * User & role management * QA approval workflows * Traceability dashboard * QR code generation * Configure tolerance bands --- ## B. Employee / Shop-Floor Panel ### Features * Digital load test data entry * Safety tripping and defect logging * Submission tracking * Pending/rejected approval dashboard ### Data Captured * Voltage * RPM * Oil Pressure * Coolant Temperature * Frequency * Load percentage readings --- ## C. Customer Portal ### Features * QR code scanning * Serial number verification * View factory test report * Input current operational readings * Automated health status comparison ### Diagnostic Output * Normal * Warning * Service Recommended --- # 4. Core Workflow 1. Operator enters DG test data 2. QA verifies and approves records 3. System generates encrypted QR code 4. QR attached to DG unit 5. Customer scans QR for verification and diagnostics --- # 5. Key Functional Requirements * Role-based access control * Secure authentication * Encrypted QR generation * Audit trails and traceability * Dynamic testing templates * Tolerance-based diagnostics engine --- # 6. Technical Stack (Suggested) | Layer | Technology | | -------------- | ------------------ | | Frontend | React / [login to view URL] | | Backend | Node.js / NestJS | | Database | PostgreSQL / MySQL | | Authentication | JWT | | Hosting | AWS / Azure | --- # 7. Future Enhancements * IoT integration * Real-time DG monitoring * Predictive maintenance * ERP integration * Mobile app support --- # 8. Ownership Complete source code and intellectual property rights will be transferred to the client upon final payment. --- # 9. Success Metrics * 90% reduction in paperwork * Improved QA traceability * Faster verification process * Reduced manual errors * Centralized digital records
Project ID: 40475614
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55 freelancers are bidding on average ₹920,113 INR for this job

Hi, Our team has extensive expertise across web, mobile & IoT development, making us perfectly equipped to deliver a secure, scalable platform that eliminates paperwork and brings absolute traceability to your shop floor. To ensure rapid deployment and continuous feedback, we will develop this system in a phased manner: Phase 1 (Core Engine): Database migration strategy, Admin Panel, Shop-Floor Data Entry, and the Tolerance-Based Diagnostics Engine. Phase 2 (Security & Portals): Role-Based Access Control (RBAC), Encrypted QR Generation, Audit Trails, and the Public Customer Portal. Beyond this initial implementation, our team specializes in high-scale real-time data streaming, cloud infrastructure management, and IoT integrations. As you look toward your Future Enhancements (IoT integration, real-time telemetry monitoring, and predictive maintenance), you won't need to scout for new vendors. We possess the exact technical architecture background required to seamlessly transition your system into a fully connected IoT ecosystem down the line. Upon project completion and final payment, 100% of the source code and intellectual property rights will be transferred to you. Let's jump on a quick call to align on the dynamic testing templates and kick off Phase 1! Thank you.
₹1,500,000 INR in 90 days
6.1
6.1

Hi, I'm Karthik, a Full-Stack Developer and Solution Architect with 15+ years of experience building ERP, QA, Manufacturing, Traceability, and Enterprise Management Systems. Your DG Testing & Traceability Platform is a strong digital transformation initiative, and I can help build a secure, scalable solution that replaces manual logbooks with a centralized, audit-ready platform. ✔ Admin Panel with role management, QA workflows, QR generation, and tolerance configuration ✔ Shop-Floor Module for DG test data capture, defect logging, and approval tracking ✔ Customer Portal for QR verification, test report access, and diagnostics ✔ Encrypted QR-based traceability and audit trails ✔ Dynamic testing templates and approval workflows ✔ Automated health diagnostics based on tolerance bands ✔ Secure authentication, RBAC, and reporting dashboards I have extensive experience developing manufacturing, quality control, asset management, and workflow automation platforms using React, Node.js, PostgreSQL/MySQL, and cloud infrastructure. My focus is on clean architecture, security, scalability, and complete source code ownership transfer upon project completion. I would be happy to discuss the workflow, milestones, and implementation strategy. Best regards, Karthik 15+ Years | ERP, Manufacturing & Enterprise Software Development
₹2,050,000 INR in 7 days
5.8
5.8

Hello there, we are a team of developers and we can do this project in no time. Thanks Ashish Kumar.
₹1,050,000 INR in 30 days
5.5
5.5

Hi, I came across your project "DG Testing & Traceability Platform development" and I'm confident I can help you with it. About Me: I'm a full stack developer and agency owner with over 8+ years of experience in Node.js, MySQL, PostgreSQL, Next.js. , and I understand exactly what’s needed to deliver high-quality results on time. Why Choose Me? - ✅ Expertise in required Technologies and 1 year post deployment free support - ✅ On-time delivery and excellent communication - ✅ 100% satisfaction guarantee Let’s discuss your project in more detail. I’m available to start immediately and would love to hear more about your goals. Looking forward to working with you! Best regards, Deepak
₹986,300 INR in 7 days
5.5
5.5

Your project to digitize and secure DG testing logbooks aligns well with a challenge I recently handled for a manufacturing client transitioning from paper to a digital QA system. I built a platform that captured detailed test data, supported stepwise approvals, and generated traceable QR codes for product verification. It cut manual paperwork by over 85% and improved audit transparency. For your traceability dashboard and QA workflows, would you prefer flexible rule-based approvals or fixed multi-level stages? Also, do the tolerance bands need to be dynamic per test template or uniform across all tests? Addressing these upfront can streamline implementation and reduce rework. I suggest starting with core modules—Admin, Shop-Floor, and Customer Portal—to quickly replace paper logs and establish traceability. Encrypted QR generation and role-based access control can be implemented early to ensure security. The diagnostics engine with tolerance checks can run server-side for real-time feedback on load tests. I’m ready to begin architecting a scalable solution that meets your success metrics and moves you quickly past manual processes. Let’s get this system delivering clear, auditable DG test data faster.
₹2,000,000 INR in 7 days
5.0
5.0

Yes, I’ve reviewed the PRD for the DG Testing & Traceability System and the workflow is very clear. I can build a secure, scalable backend that fully supports your Admin, Shop-Floor, and Customer Portal with complete traceability and audit control. My approach: I would use Node.js (NestJS) with PostgreSQL as the core database due to strong relational structure needed for users, roles, DG test records, approvals, and audit trails. JWT-based authentication will handle secure login with role-based access (Admin, QA, Operator, Customer). Core backend modules I will implement: • User & role management (Admin / QA / Employee / Customer) • DG testing data APIs (voltage, RPM, load, temperature, etc.) • QA approval workflow with full audit history • Dynamic testing templates + tolerance configuration • Encrypted QR generation linked to DG unit serials • Customer verification + diagnostic engine (Normal / Warning / Service) • Secure traceability logs for every action System design will be modular so future IoT, ERP, and predictive maintenance features can be added without restructuring. Deliverables: • Clean, production-ready backend code • REST APIs documented via Swagger • Automated test coverage for core flows • Docker setup for one-step deployment • API documentation for frontend integration Once you share access, I can align the backend exactly with your workflow and start immediately.
₹1,050,000 INR in 7 days
5.1
5.1

Hi, I am Haresh, having 14+ years of experience in Software Testing Industry. - Having unique blend of knowledge in Quality Product Delivery, Processes Management, Functional testing, Integration and regression testing, load and Perfromance Testing which help me to take the Quality of the software to the next level. - Hands on experience on testing Desktop, Web Based, Mobile application and ERP based application. - Hands on experience on automation testing tools on selenium webdriver, jmeter, katalon studio, Appium, cypress, selenium with TestNG freamwork etc.. - Thorough understanding of Product Delivery Life Cycle, Software Testing Life Cycle and Software Development Life Cycle. - Experience in Well conversant with writing Test plan,Test Cases,Bug report, Release Note and Product Health Report. - Worked in various domains like Finance, Retail, Web Portals, Healthcare, ecommnerce, CMS, Eduction Portal, Life Insurance, ERP system etc. - I do have require mobile devices to test mobile view or applications like android and iOS applications. - I have hands on experience with Git, postman, MSSQL Server. Kindly review my profile and let me know you view over the same. Thanks, Haresh
₹1,050,000 INR in 30 days
5.3
5.3

With a wealth of more than 15 years in the programming industry, and an enviable proficiency in Asp.net Web, window and android development, my team of expert developers and I are deeply passionate about meeting the needs of this project. We perfectly understand the necessity to replace manual systems with digital ones, having succeeded previously in eliminating manual testing logbooks through automation. That will be no different with your DG Testing & Traceability System. Our strength lies in creating secure, traceable, and scalable solutions just like what is required here. We have built many applications accompanied by proper authentication systems that grant access control at various levels but still maintain enough flexibility to include new users and eliminate old ones when needed. So developing a system that provides factory test data to customers while maintaining QA approval workflows is well within our specialty. Additionally, I can assure you of our readiness to offer you a highly secured platform incorporating encrypted QR generation for proper tracking and audit trails with PostgreSQLatabase for Backend hosting preferably hosted on AWS or Azure for ease of scalability as your business grows.
₹1,050,000 INR in 7 days
4.8
4.8

START WITH IF YOU NOT HAPPY DON’T PAY. I recently completed a project resulting in a 60% reduction in load times. I bring real experience from large-scale projects, having worked in ecosystems similar to Microsoft and Google. Your need for a centralized, scalable DG Testing & Traceability System is clear. I focus on clean, seamless, and automated solutions from the start. I prioritize simplicity, reliability, and long-term sustainability in my work approach. If this aligns with your project, feel free to reach out to discuss scope and pricing. Regards, Patrick
₹1,000,000 INR in 7 days
2.6
2.6

FROM YOUR DESCRIPTION, I UNDERSTAND EXACTLY WHAT YOU NEED AND HOW TO DELIVER IT PROPERLY. Your project requires a clean, professional, user-friendly, and integrated DG Testing & Traceability System. I have a strong background in developing seamless platforms with secure data management and automated workflows. I’ve successfully completed similar projects outside of this platform, ensuring clean, reliable, and high-quality work that delivers real results. I’d be happy to discuss your project so I can outline a simple and effective approach to get this done efficiently. Best regards, Pieter
₹1,500,000 INR in 7 days
2.0
2.0

⭐ I handled a similar project ⭐, Happy to show you what works before you commit. Our team has successfully built a DG Testing & Traceability System tailored to streamline operations like yours. Aligned with your project, our solution focuses on robust performance, top-notch security measures, and a seamless user experience. Understanding your project's complexity and critical requirements, we ensure a meticulous approach to deliver excellence. Specializing in crafting solutions that prioritize performance, security, and user experience, we guarantee a solution that exceeds expectations. Feel free to reach out for a chat and a complimentary consultation. Worst case, you walk away with a free consultation and a clearer understanding of your project. Kind regards, Curtley
₹1,480,000 INR in 7 days
1.8
1.8

Hi, I can see how frustrating this is. Relying on paper logbooks for DG testing makes work harder than it needs to be data can get misplaced and pulling accurate records for audits or customers becomes stressful. Customers also have no easy way to verify original factory test data. I would solve this by moving the entire process into a simple digital system that follows your existing workflow. Operators enter test data once, QA reviews and approves it in one place, and each approved DG gets a secure QR code linked to its verified test report. When customers scan it, they instantly see authentic factory data and a clear health status, giving you confidence and traceability without adding complexity. You can review my profile for relevant experience. I’m confident I can add value quickly and deliver reliable, high-quality results. Let’s connect in chat to discuss your requirements further. Best regards, Pratik Gujarati
₹1,050,000 INR in 7 days
1.7
1.7

As an experienced professional, I've specialized in building and testing scalable applications that focus on ensuring high performance, security, and reliability - just like your DG Testing & Traceability Platform requires. My skills include full-cycle QA & Testing: manual, automation, API testing and performance evaluations which will guarantee effective end-to-end QA approval workflows tout suite. Furthermore, my expertise in development support emphasizes my proficiency with web apps, backend integrations, debugging & optimization - giving me a good match to configure tolerance bands for your new digital formula. Over the last 9+ years, I've been responsible for creating ERP modules and financial workflows similar to those you're aiming at including streamlining transaction validation processes – a parallel that can’t be overlooked. To ensure your new platform doesn’t just mitigate existing manual errors but surpasses them. I don't just find bugs. I focus on enhancing overall product quality and user experience. Recognizing the future enhancements desired down the line such as IoT integration and real-time DG monitoring; let's not miss the "support" part of development support mentioned in my profile
₹450,000 INR in 7 days
1.1
1.1

Hey! With over 5 years of experience in web and mobile app development, including building SaaS platforms and business automation solutions, I offer the perfect blend of technical prowess and genuine understanding of how a product can transform your business. Your DG Testing & Traceability System is not just another project for me; I see it as an opportunity to streamline processes, enhance traceability, and ultimately optimize your operational efficiency. As for the authentication needs for a secure system, my proficiency with JWT will ensure a reliable and encrypted QR generation system. Creating role-based access controls is also among my key skills that fits perfectly into the system architecture. Furthermore, I'm not just open to future enhancements like IoT integration or ERP integration, but I am fully proficient on both the frontend and the backend bringing these features to life. A successful project to me means delivering not just a complete source code, intellectual property rights but also a fully functional product that exceeds your expectations. Through effective communication, adherence to deadlines and continuous feedback integration, I'm committed to delivering transformative technology aligned to meet your specific business goals. Let’s collaborate to bring your digital innovation vision into reality!
₹1,050,000 INR in 20 days
0.0
0.0

As your project demands a deft integration of technologies encompassing the entire development stack, you need a professional who can deliver. With extensive experience in working on projects involving similar technological demands, I believe I am ideally poised to execute not just this testing module but also cater towards future enhancements like IoT integration and predictive maintenance. Another key attribute that draws me towards this project is the focus on traceability, auditability, and security. Having worked extensively with databases like PostgreSQL and MySQL, I have hands-on experience in ensuring secure data storage and retrieval. Moreover, my knowledge of software testing extends from knowing what testing templates mean to how tracking of submission, pending approvals dashboards work. Ultimately, for a project like DG Testing & Traceability System, what matters most is the ability to Digital load test data entry safely and retain essential quality features through the entire process while keeping the system simple yet robust - objectives I promise to fulfill efficiently if given an opportunity to work with you. Let's bring this potential revolution forward, together.
₹100,000 INR in 7 days
0.0
0.0

Hi, I understand you need a reliable Testing & Traceability Platform where testing data, tracking, and process visibility work smoothly without gaps. I can help build/finalize the platform with a stable backend, clean workflow logic, proper data handling, APIs, reporting, and a scalable structure so the system stays reliable as usage grows. I’ll first review the complete flow, identify any missing pieces or bottlenecks, and start with a clear implementation plan to ensure fast and smooth delivery. I can start immediately and provide regular updates throughout development. We use AI-powered tools to deliver fast and efficient solutions. Our goal is to be your long-term technology partner, handling all technical complexities so you can focus on growing your business — at a cost-effective price.
₹1,050,000 INR in 5 days
0.0
0.0

Hi, I’m interested in developing your DG Testing & Traceability Platform. I have experience with Node.js development, scalable backend systems, API integration, and workflow-based platforms. I can build a secure, efficient, and user-friendly solution with proper testing, traceability, and reporting features. I focus on clean architecture, reliability, and timely delivery. Looking forward to discussing your requirements in detail and starting immediately.
₹100,000 INR in 7 days
0.0
0.0

⭐Hi, there⭐ Building a digital traceability and QA approval network for heavy machinery manufacturing requires moving beyond simple data collection forms to implement strict data validation boundaries, immutable audit logs, and an airtight evaluation framework. I specialize in designing structured, modular platform architectures and building high-performance data processing pipelines that convert raw industrial measurements into verifiable, production-grade diagnostic reports. I have solid experience developing digital infrastructure architectures, processing streaming sensor data arrays, and building complex monitoring networks. For this industrial platform, my approach maps directly to your technical requirements: using a PostgreSQL backend structured with role-based access tokens to secure every transaction, establishing a state machine for the shop-floor entry-to-QA approval loop, and utilizing cryptographic string hashing to embed signed, tamper-proof manufacturing data payloads directly inside your generated QR assets. I will build out the core tolerance evaluation logic to instantly compare real-time values—such as engine RPM, operating voltage, and oil pressures—against your administrative baseline specifications, rendering clean client views and customer-facing dashboards that isolate warnings and out-of-spec defects instantly. Looking forward to working together! Regards,
₹1,050,000 INR in 7 days
0.0
0.0

We've worked on a project with a very similar scope, giving me strong insight into delivering quality results efficiently. I understand the importance of a clean user-friendly UI for high-end customers. I'd love to chat about your project and walk away with a free consultation. Regards, Nabeel Ismail
₹900,000 INR in 7 days
0.0
0.0

“I HAVE DONE SOMETHING SIMILAR BEFORE!” I understand the need for a clean, professional, and user-friendly DG Testing & Traceability System. Our expertise in developing seamless, integrated platforms aligns perfectly with your requirements. You won’t find someone more aligned with what you’re looking for. While I’m new to Freelancer, my current priority is building strong reviews and long-term client relationships, so you’ll receive serious effort and high-quality work at a much lower rate. Come chat with me, worst case you get a free consultation :) Regards, Toufeeq
₹1,000,000 INR in 7 days
0.0
0.0

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