10/15/2026 updated

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Lead generation specialist and cold email deliverability

Ilesa, Nigeria
Worldwide
Ilesa, Nigeria
Worldwide

Profile attachments

Ademiju David Obanijesu - Resume.pdf

Data AnalysisCold CallingData EntryLead GenerationLead Management
​I am a B2B Lead Generation and Cold Email Specialist dedicated to helping founders, sales teams, and agencies build predictable outbound pipelines and land directly in the primary inbox.

​Core Technical Expertise & Services:
  • ​Precision B2B Prospecting & List Building: Sourcing verified C-Level, VP, and Director contacts tailored to your Ideal Customer Profile (ICP).
  • Email Verification & Hygiene: Multi-step verification via ZeroBounce and NeverBounce to guarantee <2% hard bounce rates and protect sender reputation.
  • ​Cold Email Infrastructure Setup: Secondary domain setup, DNS record configuration (SPF, DKIM, DMARC, MX), Custom Tracking Domains (CTD), and automated domain warmup.
  • ​CRM & Sequencing Readiness: Standardized CSV list formatting (Clean_Company_Name, Direct_Email, LinkedIn_URL, Phone_WhatsApp) optimized for Instantly.ai, Smartlead, Lemlist, and Apollo.
​Tools & Platforms: Apollo.io, LinkedIn Sales Navigator, ZeroBounce, NeverBounce, Instantly.ai, Smartlead, Google Sheets, TradeMap, Lusha.

If you are ready let's talk

Experience

Professional experience0 - 5 years
Freelancer since2024

Languages

EnglishFluentSpanishBasic knowledge

Project history

Technical Cold Email & Deliverability Specialist

Freelance Outbound Services
  • Set up technical cold email infrastructure on secondary outreach domains to safeguard primary domain sending authority and domain health.
  • ​Configured core DNS authentication protocols including SPF, DKIM, DMARC (p=none/p=quarantine), MX, and Custom Tracking Domains (CTD).
  • ​Initiated automated domain warmup sequences and monitored deliverability metrics to ensure consistent placement in primary inboxes rather than spam folders.
  • ​Conducted regular domain spam audits and blacklist checks (Spamhaus, Barracuda) for outbound sales teams.

B2B Lead Generation & Web Research Specialist

  • Sourced and built targeted B2B contact lists of C-Level executives, directors, and decision-makers across industries including Healthcare, Property Management, Agribusiness, and Logistics.
  • ​Conducted multi-step email verification using ZeroBounce and NeverBounce to eliminate hard bounces and ensure a 98%+ email deliverability rate for outbound campaigns.
  • ​Formatted, cleaned, and standardized custom database attributes (such as Clean_Company_Name, Direct_Email, LinkedIn_URL, and custom sales dialogue notes) in Google Sheets for direct CSV import into platforms like Instantly.ai and Smartlead.
  • ​Conducted niche web research using LinkedIn Sales Navigator, Apollo.io, TradeMap, Google Maps, and local business directories to extract verified business phone numbers, addresses, and key operational details.

Certificates

HubSpot Academy (Best for Inbound Email Marketing)

HubSpot Academy

2024

Google Analytics Certification

Google Digital Garage

2024


Portfolio


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