BarbaroTech
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Employee QR Badge & Scan Tracking System

Serverless QR identity system with device-level tracking and Zebra printer integration.

AWS LambdaAPI GatewayDynamoDBPythonZPLCSV Pipelines
Labels printed
100s+
Latency
<50ms per scan
Infra
100% serverless
Employee QR Badge & Scan Tracking System preview

Overview

A production-grade QR badge system built to generate unique employee QR codes, track scans across devices, and support high-volume physical label printing. The system integrates a serverless AWS backend with printer-native ZPL generation for reliable hardware output.

Problem

Needed a reliable way to generate and track employee QR badges while integrating with thermal printer hardware and avoiding brittle PDF-based workflows.

Solution

Built a serverless AWS system with native ZPL output to bypass PDF scaling issues and ensure consistent printing across Zebra devices.

Results
  • Reliable QR scanning across devices
  • Accurate scan metrics per employee
  • Eliminated manual label generation

Highlights

  • Serverless backend with scan + unique device tracking
  • Printer-native ZPL generation for Zebra hardware
  • Batch label generation grouped by store location
  • QR routing with platform-aware redirects

Stack

AWS LambdaAPI GatewayDynamoDBPythonZPLCSV Pipelines

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