Palm Scanner POS Payment Integration

@caroldata

As a seasoned developer with over 10 years of experience, I have successfully handled numerous software projects including API integration and Mobile App Development, which makes me an ideal fit for your needs. My expertise in JS and PHP will be valuable in driving a smooth interface between the palm-scanner SDK and your POS system without necessitating any firmware changes. Moreover, my extensive experience working with numerous payment gateways puts me in a prime position to handle this task. Handling payment flows, tokenizing mobile wallets, and ensuring real-time inventory sync are skills I've honed over the years. Additionally, I am well-versed in handling sensitive biometric data securely as per PCI-DSS standards, guaranteeing that your customer’s information stays protected on-device. Choosing me guarantees you more than expertise; it guarantees dedication to excellence. Throughout the project, I will communicate clear progress reports and deliverables that meet your specific requirements. Even beyond project completion, my services offer 45 days of error-free support to ensure enduring satisfaction.I look forward to bringing your biometric payment vision to life in a way that will transform your business operations and impress your customers

@asharib17

Hello, I can deliver a **secure, production-ready biometric payment integration** that connects your **palm-scan hardware directly into the existing POS + inventory flow**, without altering firmware or business logic. I’ve worked on **POS integrations and hardware-to-payment pipelines** where the priority was **real-time transaction posting, inventory sync, and strict security boundaries**. The goal here is simple and robust: biometric identification → wallet charge → sale posted exactly like your current card flow. **How I’ll approach this** * Integrate the **palm-scanner SDK** at the POS layer (no firmware changes) * Map biometric identification to **secure, on-device tokens only** * Trigger **mobile-wallet payments** (Apple Pay, Google Pay, equivalents) * Ensure sales, inventory updates, and receipts follow **existing POS logic** * Apply **PCI-DSS–aligned practices** for wallet handling and document all encryption, hashing, and storage decisions clearly **Deliverables** * POS plugin/module (drop-in integration) * Deployment & integration guide * Test scripts proving wallet charge + inventory update * Short hand-off training session (screen share) **Timeline** ⏱️ **3–5 weeks**, depending on POS API depth and SDK constraints I can start immediately and am happy to review your POS platform and palm-scanner SDK to confirm the cleanest integration path. Best regards, **Asharib**

@fullstack0407

✅ FLUTTER ✅ REACT NATIVE ✅ JAVA /KOTLIN ANDROID ✅ IOS ✨HIGHLY RECOMMENDED✨ ***** NO UPFRONT PAYMENT ***** I can start immediately, Hi My name is Amarjeet Singh. I have read your job ( Palm Scanner POS Payment Integration ). I am full stack developer familiar with backend and frontend both website and mobiles apps. If you're seeking a reliable, experienced developer to bring your app ideas to life, let's connect and discuss how I can contribute to your success. I'm ready for any Interview or want to discuss anything. I am available at your comfort time and start your work...

@DigitalNightOwl8

Hello, Greetings Harish K., Good evening! Already have something live to show you I am professional mobile coder with skills including API Integration, Inventory Management, PCI Compliance, Mobile App Development, Payment Processing, Documentation, Security and Software Development. Please send a message to discuss more about this project. I await your immediate response

@MuhammadAsad108

✔ I deliver 100% work — 99.9% is not for me. ✔ Workflow Diagram Palm Scan Input ⟶⟶ Biometric SDK Integration ⟶⟶ Secure Token Resolution ⟶⟶ POS Transaction Execution ⟶⟶ Wallet Charge (UPI) ⟶⟶ Inventory Sync & Receipt Generation Key Highlights ✔ Biometric-to-POS integration — direct palm-scan identification wired into your existing POS flow ✔ SDK-level hardware support — no firmware changes, clean integration using your provided palm-scanner SDK ✔ Seamless POS compatibility — sales posting, stock deduction, and receipt logic identical to card transactions ✔ Wallet-only payments — Apple Pay, Google Pay, UPI wallets via secure tokenization (no card rails) ✔ Security-first design — on-device biometric handling, token references only, PCI-DSS–aligned wallet flow ✔ Real-time inventory sync — zero mismatch between payment success and stock updates ✔ Production-ready delivery — tested module, documentation, and hand-off training included Best Regards, Asad POS & Payment Systems Engineer | Secure Biometric Integrations

@MariamQadeem

Hello sir ! I will integrate the palm-scan reader with your POS so a single hand hover securely identifies the customer and completes payment instantly. My approach keeps biometric data on-device, uses secure tokens, and mirrors your existing POS sales and inventory flow. I have strong experience with POS APIs, hardware SDK integrations, mobile wallet tokenization, and real-time inventory sync. The solution will process wallet payments, post sales, update stock, and generate receipts exactly like current transactions. I am committed to PCI-DSS best practices, clear security documentation, and smooth deployment with testing proof.

@jagratip3

Dear Hiring Manager, I have carefully reviewed your project for integrating a palm-scan biometric payment system with your POS network and understand the critical requirements: seamless identification, UPI/mobile wallet checkout, and real-time inventory updates. Approach: Hardware Integration: Connect the palm-scanner via its SDK to your POS, ensuring identification occurs instantly without modifying firmware. POS & Inventory Sync: Payments processed through the palm-scan trigger the same stock adjustments, receipt generation, and database updates as your existing card transactions. Mobile Wallet Payments: Implement secure, tokenized transactions for Apple Pay, Google Pay, and similar wallets; no card rails or bank transfers involved. Security & Compliance: Biometric data stays on-device; all sensitive info is encrypted, hashed, and handled in compliance with PCI-DSS standards. Deliverables: Fully functional POS plugin/module, deployment and integration guide, test scripts validating successful wallet payments and inventory adjustments, and a short hand-off/training session. I have prior experience with POS APIs, biometric hardware integration, and mobile-wallet tokenization, and can deliver a secure, robust, and maintainable solution for your store network. Thanks!

@reliabletechie

Hi there, I can integrate your palm-scanner SDK with your POS to enable seamless UPI mobile wallet payments while maintaining real-time inventory updates. I’ll ensure the biometric data stays securely on-device, implement tokenized wallet transactions, and follow PCI-DSS best practices for compliance. The deliverables will include a fully functional POS module, documented setup and deployment steps, and test scripts confirming smooth payment and stock synchronization. I’m confident I can deliver a secure, reliable solution that fits directly into your existing workflow. Kind regards, Shamir

@JHancov

This project aligns perfectly with my area of expertise! I see you need a seamless, integrated solution connecting a palm-scan reader with your POS system to enable automated, user-friendly payments via tokenized mobile wallets. I specialize in clean, professional integration of hardware with retail software, ensuring that payment flows post sales, update inventory, and handle receipts flawlessly. While I am new to Freelancer, I have tons of experience and have done other projects off site. I create solutions that truly work. I would love to chat more about your project! Warm Regards, JHanco

@bpatidar2793

I understand you need to integrate a palm scanner device into your existing POS so biometric identification triggers a wallet based payment and updates inventory in real time. I will work directly with your provided scanner SDK to capture and verify palm tokens without storing biometric data. The POS module will map the verified user to their linked mobile wallet, process payment through supported wallet APIs, and post the transaction exactly like existing sales. Inventory, receipts, and logs will stay consistent. I will apply PCI compliant practices, document encryption and token handling, and deliver a tested plugin, deployment guide, and handover session for smooth rollout across stores.

@yuliiat4

Hello, Sir I'm a senior systems engineer with hands-on experience integrating biometric hardware into point-of-sale (POS) environments. As evidenced by my portfolio, I've built several e-commerce websites, implemented API integrations with various payment systems, and have extensive experience building secure payment systems tightly integrated with real-time inventory systems. Common issues encountered in these projects include compromised POS transaction atomicity, inconsistent inventory updates, and improper token handling that violates PCI regulations. I address these issues through secure transaction APIs, idempotent payment hooks, and a clear separation between biometrics and payment authorization. The payment system implements mobile wallet tokenization (Apple Pay, Google Pay) using industry-standard encryption, hashing, and key management, and all decisions are fully documented for compliance review. Deliverables include POS plugins/modules, deployment and rollback guides, automated test scripts to validate wallet payments and inventory synchronization, and a concise handover session. From the design stage, I prioritize security, improve performance, and minimize the impact on store operations. Take your project to me and I'll deliver it flawlessly, reflecting your needs. Best Regards. Yuliia Tulupova.