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Md. Sadhin H.
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Md. Sadhin H.

B2B Lead Generation & Cold Email Infrastructure | CRM & AI Automation

I build AI marketing systems that run your lead generation, follow-up, and content distribution on autopilot — cutting manual marketing work by up to 80% so no lead ever slips through the cracks. ⭐ Top Rated Plus | ✅ 100% Job Success | 🏆 42 Projects | ⏱️ 3,000+ Hours on Upwork Here's what makes me different from other automation freelancers: I spent 3,000+ hours doing lead generation, outreach, and sales development BY HAND for 40+ clients. I know exactly where marketing teams lose time, leads, and money — because I lived inside those workflows for years. Now I build the AI systems that do that work automatically. Most businesses don't have a lead problem. They have a follow-up problem. Leads come in but nobody responds fast enough. Content gets created but never distributed. Your CRM is full of contacts nobody nurtures. That's exactly what I fix. 🔧 WHAT I BUILD FOR YOU: ► AI Lead Generation Engines — Lead sourcing, enrichment, and personalized outreach using Apollo, Clay, Instantly, and Smartlead, fully automated with n8n ► AI Follow-Up & Appointment Systems — Speed-to-lead automation that responds in under 60 seconds via SMS, email, and WhatsApp, then books meetings directly on your calendar ► CRM & Pipeline Automation — GoHighLevel, HubSpot, and Airtable workflows that keep your pipeline updated with zero manual data entry ► AI Content & Distribution Pipelines — One piece of content automatically repurposed and published across email, LinkedIn, and social channels ► AI Chatbots & Voice Agents — 24/7 lead qualification and customer support using GPT-4, Claude, Vapi, and ManyChat ► Reporting Dashboards — See exactly what's working without digging through 5 different tools 🛠️ MY STACK: n8n • Make • Zapier • GoHighLevel • HubSpot • OpenAI (GPT-4) • Claude • Apollo • Clay • Instantly.ai • Smartlead • Airtable • ManyChat • Twilio • Vapi • Google Sheets • Slack 📈 WHAT MY SYSTEMS ARE BUILT TO DELIVER: ✅ Up to 80% less time spent on manual marketing tasks ✅ Lead response time cut from hours to under 1 minute ✅ Zero leads lost to forgotten follow-ups ✅ Marketing that runs 24/7 — even while you sleep 🤝 HOW WE'LL WORK TOGETHER: 1. Audit call — I map your current marketing workflow and find the biggest time and money leaks 2. System blueprint — You get a clear plan with tools, costs, and timeline BEFORE we build anything 3. Build & test — I build the automation, test it with real data, and handle every edge case 4. Handover & support — Full documentation, a training video, and support so you're never stuck 💬 WHO THIS IS FOR: Marketing agencies, coaches, e-commerce brands, real estate teams, and B2B companies tired of paying for manual work that AI + automation can do faster and cheaper. 📩 NEXT STEP: Send me a short message describing your current marketing process — even 2–3 sentences is enough. I'll reply with at least one specific automation idea you can use, whether we work together or not. Let's build a marketing system that works while you don't have to. — Sadhin

🇧🇩Gurudaspur, Bangladesh$25/hr100% JSS4.78 (25)Since Aug 2018

Earnings and projects

MRR
$2.2k

Last 6 months ÷ 6

World#19,792 / 412k
🇧🇩Country#309 / 15.0k
Revenue, last 30 days
$2.2k

Last 6 months: $13k

World#19,538 / 412k
🇧🇩Country#301 / 15.0k
Total earnings
$46k

Billed in all: $46k

World#81,708 / 412k
🇧🇩Country#2,271 / 15.0k
Per project
$1.1k

$4.4k in the last 6 months

World#119,175 / 412k
🇧🇩Country#2,002 / 15.0k
Projects, last 6 months
3
67% fixed33% hourly
World#66,479 / 412k
🇧🇩Country#3,482 / 15.0k
Projects in all
43

Across 48 contracts

44% fixed56% hourly
World#70,811 / 412k
🇧🇩Country#5,277 / 15.0k

Earnings, last 30 days

$46.3k+$2.2k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$44k$46k$48kOct 8Oct 23Nov 7

Skill rankings: Top 3% in List Building

Ranked by MRR among everyone on Upwork with the skill.

  1. #18Marketing Automation Software241 freelancers · 🇧🇩 #3Top 7%
  2. #41Marketing Advertising760 freelancers · 🇧🇩 #1Top 5%
  3. #74Marketing Management1,314 freelancers · 🇧🇩 #1Top 6%
  4. #81Apollo.io1,381 freelancers · 🇧🇩 #3Top 6%
  5. #90LinkedIn Sales Navigator2,699 freelancers · 🇧🇩 #10Top 3%
  6. #91Email Outreach2,050 freelancers · 🇧🇩 #5Top 4%
  7. #112Cold Email2,025 freelancers · 🇧🇩 #8Top 6%
  8. #140Data Cleaning3,952 freelancers · 🇧🇩 #8Top 4%