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I have an existing hardware inventory system built in .NET running on IIS with SQL Server. Every item already carries a unique identification tag stored in the database. I need one small addition to it. The system must produce a scannable code image for each registered item, generated from the identification value already held in the record. A printable view is required so these codes can be produced as physical labels and attached to the equipment, both one at a time and in batches. On the administrative screen, the existing search field must accept input from a handheld reader. Scanning a label should immediately open the matching record, ready for handover or return. If no match is found, a clear message must be shown. No mobile application, no camera capture, and no changes to the existing tables are required. Use a free, open library for code generation. Deliver source with a short deployment note.
Project ID: 40722247
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Hello, Adam from New Jersey here. Thanks for the clear brief. Adding scannable code generation and a scanner-driven lookup to your existing .NET/IIS/SQL Server system, without touching the tables, is a clean, well-defined job I can turn around quickly. The detail that makes the handheld reader feel instant: these scanners act as a keyboard that types the value and sends an Enter, so I make the existing search field auto-submit on that Enter and keep it auto-focused, so an operator can scan straight into a ready screen and the matching record opens at once, with a clear message when nothing matches. For the codes I use QRCoder, a free open .NET library, generating each image from the identification value already in the record, with a print view for clean labels one at a time or in batches. No table changes, no camera, no mobile app, exactly as scoped. How I would proceed: Generate the code image per item from the existing ID with QRCoder. Build the printable label view for single and batch printing. Wire the admin search to accept the reader, auto-submit and open the record. Add the no-match message, and deliver source with a short deployment note. A few projects I built: [login to view URL] [login to view URL] [login to view URL] [login to view URL] Happy to confirm the label size and layout you want. Thanks, Adam.
$20 CAD in 1 day
3.1
3.1
31 freelancers are bidding on average $32 CAD for this job

Hi I can add QR code generation and printable single/batch labels to your existing .NET/IIS/SQL Server inventory system without changing the database schema. I’ll also update the existing search flow so handheld QR scans immediately locate the matching asset, with clear handling when no record exists. Thanks Anshuman
$25 CAD in 2 days
6.4
6.4

With over a decade of experience in web and mobile app development under my belt, I can confidently say that your asset QR codes and lookup project will be in good hands. As an expert in JavaScript, PHP, and Python, I am well versed in building efficient, scalable systems - exactly what your application needs. Moreover, having worked extensively with SQL Server and .NET on previous projects, I am familiar with this tech stack and can ensure a smooth integration with your existing system. One of the main strengths I bring to the table is my knack for finding creative and cost-effective solutions. For your project, instead of reinventing the wheel or investing in external libraries, I can utilize free, open libraries to generate the scannable code images you require. This not only saves you money but also ensures a reliable solution that's supported by a strong developer community. Furthermore, as part of my service package, Once the project is completed, you will receive the entire source code along with a detailed deployment note. Additionally, I’m offering three months of free support for any further troubleshooting or enhancements—an added benefit to ensure your satisfaction and continued success with the project. So let me leverage my experience and expertise to take your inventory system to new heights—ultimately enhancing its efficiency
$120 CAD in 7 days
5.4
5.4

Hi, Your inventory system already has the key piece: a unique identifier for every item. I can add QR code generation on top of that without changing your tables, mobile flow, or existing IIS/.NET setup. I’ve built similar label-printing and lookup features in .NET applications using SQL Server and free open-source barcode libraries. For this project, I’d generate a scannable image from the stored identification value, add a clean printable view for single labels and batch output, and connect the admin search field so a handheld reader can jump straight to the matching record. I’d keep the implementation small and practical: reuse the current record structure, add the label/print pages, and make sure unmatched scans show a clear message. I’ll also include a short deployment note so it’s easy to publish. If this fits your setup, I’m ready to start. Best regards, Gabriel
$100 CAD in 1 day
5.0
5.0

Hello There! I’m Md Ruhul Ajom, a Full-Stack Developer with 10+ years of experience working with .NET applications, SQL Server, web systems, and practical business workflows. I understand you need a focused enhancement to generate scannable code images from each existing item ID, provide single/batch printable labels, and allow handheld scanner input to instantly locate the matching inventory record—without changing your database tables or adding a mobile app. I have a few questions: 1. Which .NET version/framework is the existing IIS application using? 2. Do you prefer QR codes or a traditional barcode format? 3. Should batch printing support a specific label-paper size/template? I’m skilled in C#, .NET, SQL Server, IIS, barcode/QR integrations, printing workflows, and open-source libraries. I’ll keep the change isolated, use a free open library, and provide clean source code with deployment notes. I’m ready to review the existing search workflow and implement this without disrupting your current inventory system. Looking forward to hearing from you. Best regards, Md Ruhul Ajom
$20 CAD in 1 day
5.5
5.5

I have worked with .NET on IIS with SQL Server before, so plugging into your existing inventory setup is straightforward. For the QR side, I would generate a unique code per asset, store the lookup table in SQL Server, and build a lightweight endpoint that pulls item details on scan, no changes to your core system needed. Could have a working version by Wednesday. The budget and timeline here are starting points based on the post. Once I see the current database schema, I will confirm exact numbers. Want me to send a quick scope doc so we can get moving?
$30 CAD in 4 days
4.5
4.5

Hello there, I understand you need to enhance your existing hardware inventory system by generating scannable QR code images for each item using the unique identification tag in the database. I would approach this by utilizing a free, open library for code generation and ensuring a seamless integration with the existing system. Additionally, I will implement a feature to allow the handheld reader to search for items by scanning the QR code, displaying the corresponding record promptly. I am confident in my skills with .NET, IIS, SQL Server, and integrating new functionalities into existing systems. Thanks,
$20 CAD in 1 day
4.4
4.4

QR codes generated from each item identification value, printable single and batch label views, and admin search that opens the matching record on handheld scan or shows a clear no-match message. Delivered within 24 hours as IIS .NET source using a free open library, with a short deployment note, tested and verified on print and scan lookup before handover. Ready to start now, delivered within 24 hours.
$20 CAD in 1 day
3.1
3.1

Hi, I can add this cleanly to your existing .NET/IIS inventory system without changing the current database structure. I’ll generate a scannable barcode/QR image from each item’s existing identification value using a free open-source library, add single and batch printable label views, and update the admin search flow so handheld scanner input immediately opens the matching record. If no item matches, the system will show a clear error message. I’m comfortable with .NET, SQL Server, IIS deployment, server-side integrations, and maintaining existing production systems with minimal disruption. Deliverables: * Code generation + printable labels * Scanner-driven lookup * Source code * Short deployment note
$20 CAD in 7 days
3.2
3.2

Hi, I'm interested in working with you as a Mobile Developer. Your required stack aligns closely with my experience across PHP, and databases. I can work across the complete application lifecycle - understanding an existing architecture, developing new frontend/backend features, optimizing databases, and keeping the codebase clean and scalable. I'm comfortable taking ownership of tasks independently while maintaining clear communication and predictable delivery. I'd start by confirming your priorities and current architecture, then move into implementation quickly. Best regards, Salah
$18 CAD in 7 days
2.6
2.6

Hi I’ve reviewed “Asset QR Codes & Lookup” and your requirements match my experience with PHP, JavaScript, Python, .NET, Software Architecture, IIS, API, Database Management, Web Application. I can help you build this properly and deliver a reliable solution based on your requirements. Your stated budget looks reasonable for the scope, and I’d be happy to discuss the details and suggest the best approach. Could you share a little more about the project requirements and the main goal you’re looking to achieve? Best regards, Khadija Tul Kubra
$15 CAD in 7 days
2.4
2.4

Hi, I can create a solution that generates scannable codes for each item in your hardware inventory, allowing for both individual and batch printing. I estimate this could be completed in about 1-2 weeks, depending on further details. Could you clarify whether you have a specific code format in mind for the QR codes? Also, how many items do you envision needing labels for in a typical batch print? To implement the codes, I’ll leverage a free, open-source library that integrates seamlessly into your existing .NET framework. The scanning functionality will be straightforward, allowing quick access to records when an identification tag is scanned. Tentatively, I foresee around 20-30 hours of work to ensure smooth integration and testing. After delivery, I offer a couple of weeks of support to address any initial issues. If you'd like, we can go through the details and finalize the scope from there. Best regards, Mohammad
$60 CAD in 1 day
2.4
2.4

With solid C# .NET and SQL Server experience, I can implement QR code generation for your inventory. I have experience with QRCoder to create scannable images from existing IDs, add printable single and batch label views, and enhance the admin search to accept handheld reader input for instant record lookup with clear no-match feedback. No table changes. Source and deployment note included.
$25 CAD in 2 days
0.0
0.0

Hello, I'm Denis, a full-stack developer with experience building inventory and asset management systems. I understand your need—adding QR code generation to your .NET system using existing identifiers, with a printable interface and scan-to-search functionality. The work is straightforward: generate QR codes from current records, create a printable interface for batch and single labels, and enable scanning to retrieve items instantly. No database schema changes needed since your identification values already exist. I've integrated similar barcode and QR systems into inventory platforms while maintaining compatibility with IIS and SQL Server setups. Here's my approach: 1. Review your identification structure and search functionality to understand the data flow 2. Implement QR code generation using ZXing or QRCoder, integrated into your .NET application 3. Build a printable view supporting single and batch output 4. Wire scanner input to your existing search field to query and load matching records 5. Add error handling for unmatched scans and test end-to-end The key consideration is ensuring QR codes encode your identifiers correctly and scanner integration works smoothly with your search logic. Handheld readers send input as keyboard events, so integration should be straightforward. I'm ready to start immediately. Let's discuss the details. Thanks, Denis.
$30 CAD in 1 day
0.0
0.0

Hi there, we have recently completed a similar project involving .NET and SQL Server, and would love to share some references. I understand you're looking to enhance your existing inventory system by generating scannable codes for each item using their unique identifiers. We will integrate an open-source library to create these codes and ensure that they are easily printable for labels. Our approach will ensure quick access to records via handheld scanners, enhancing your workflow significantly. Here's how we'd approach it: - Implement code generation functionality using a free library. - Create a printable view for individual and batch label production. - Modify the search field for seamless handheld reader integration. - Provide clear feedback when no match is found. While we might be newer to Freelancer, we bring 9+ years of experience delivering this kind of work off-platform, backed by multiple 5-star reviews. I'd be happy to offer free advice on your project, no obligations. Kind regards, Carly Zandberg
$10 CAD in 3 days
0.0
0.0

I can implement this enhancement within your existing .NET (IIS) and SQL Server environment without modifying the current database structure.
$20 CAD in 7 days
0.0
0.0

Hi, I guess the real challenge is integrating seamless real-time hardware input logic into a legacy .NET environment without disrupting the existing database schema. I will integrate the ZXingNet library to generate QR or Barcode objects directly from the existing ID strings. I'll implement a dedicated CSS-media-optimized print view to handle batch label formatting and individual record printing. The search logic will be updated with an event listener to catch rapid-fire input from handheld scanners, triggering an immediate AJAX-based record fetch without manual form submission. You will receive the updated .NET source code, the new label generation module, and a deployment guide tailored for your IIS/SQL environment. I have previously deployed similar hardware-integrated tracking systems for enterprise-level inventory. I am open to work immediately. Best Regards.
$10 CAD in 7 days
0.0
0.0

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