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Client ProjectLiveB2B Manufacturing Directory

FirmsLedger

A verified USA manufacturing directory connecting B2B buyers with domestic suppliers. Built on trust with 5,000+ manually checked listings, 50 states, and 15 categories, completely free from paid rankings or sponsored bias.

Technology

ReactTypeScriptNode.jsPythonPostgreSQLTailwind CSS

Key Features

  • Built a transparent B2B directory verifying over 5,000+ domestic manufacturers across 50 states and 15 industries
  • Developed a high-throughput, parallel data ingestion and synchronization pipeline using Python to aggregate supplier information
  • Designed a normalized PostgreSQL database schema and optimized queries to handle complex state, category, and subcategory filtering
  • Implemented robust UI features including dynamic state filters and category counts for smooth, intuitive search navigation
  • Kept the platform 100% unbiased and organic, ensuring no sponsored listings or paid rankings disrupt the sourcing experience