Build a Lead Generation Tool with Web Scraping (Node.js)

#javascript #business #webdev #tutorial

Lead generation is the highest-paying web scraping use case. Here is how to build a lead gen tool.

What Clients Want

Company name
Contact email
Phone number
Website URL
Industry/category
Location
Social media links

Data Sources

Source	Data	API?
Google Maps	Business listings	Yes (Places API)
Yelp	Reviews + contacts	Yes (Fusion API)
LinkedIn	Company profiles	Limited
Company websites	Contact pages	Scrape
Industry directories	Categorized listings	Scrape

The Pipeline

async function generateLeads(industry, city) {
  // 1. Find businesses
  const businesses = await searchGoogleMaps(industry, city);

  // 2. Get detailed info
  const enriched = [];
  for (const biz of businesses) {
    const emails = await findEmails(biz.website);
    const social = await findSocialLinks(biz.website);
    enriched.push({ ...biz, emails, social });
    await delay(2000); // respectful delay
  }

  // 3. Export to CSV
  exportCSV(enriched, `leads_${industry}_${city}.csv`);
  return enriched;
}

Pricing This Service

100 leads — $20-50
500 leads — $100-200
1000+ leads — $200-500
Recurring monthly — $200-500/month

Lead gen clients pay the most and come back monthly.

Resources

Need leads for your business? I build custom lead generation tools. $20-200 depending on volume. Email: Spinov001@gmail.com | Hire me

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