Email Infrastructure & Deliverability Specialist (1M+ Database / Cold Outreach)

Posted 2 weeks ago

Worldwide

Summary

We are a brand-new operation building a high-volume cold email outreach system from the ground up. We have a raw database of 1000,000+ contacts. Our goal is to: Clean, validate, and enrich this database. Build a cold email infrastructure (separate from marketing ESPs) capable of scaling to 500,000 emails per day. Ensure each daily campaign achieves industry-leading inbox delivery rates (not spam folder). We are in the infancy stage—we need you to help us architect the entire ecosystem, including the tech stack, sending rotation, and warm-up protocols. Required Expertise: Proven track record building cold email systems at scale (500k+ emails/day). Please provide measurable results (e.g., "Achieved 98% inbox placement for 750k daily sends"). Deep expertise in ISP mechanics (Gmail, Outlook, Yahoo post-2024 updates), throttling limits, and reputation recovery. Hands-on experience with cold email platforms. Strong understanding of domain rotation, email authentication, and blacklist remediation.

  • $250.00

    Fixed-price
  • Expert
    Experience Level
  • Remote Job
  • Ongoing project
    Project Type
Skills and Expertise
Mandatory skills
Email Campaign Setup
powermta
Activity on this job
  • Proposals:15 to 20
  • Last viewed by client:last week
  • Interviewing:
    4
  • Invites sent:
    4
  • Unanswered invites:
    0
About the client
Member since Aug 11, 2010
  • United States
    Frisco2:48 PM
  • $83K total spent
    114 hires, 10 active
  • 7,151 hours

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