David B.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

I build and repair B2B sales tech stacks. Cold email, LinkedIn outreach, CRM, dialer, and ads, designed as one integrated system. If your outbound channels are flatlining, your tools aren't talking, or your email deliverability has tanked, I rebuild the system so it runs clean. Flat fees. You own the full tech stack. We train your team, then we hand it off. 𝟑𝟎𝟎+ 𝟓-𝐒𝐓𝐀𝐑 𝐑𝐄𝐕𝐈𝐄𝐖𝐒. 𝟏𝟎+ 𝐘𝐄𝐀𝐑𝐒. 𝟐𝟎,𝟎𝟎𝟎+ 𝐂𝐀𝐌𝐏𝐀𝐈𝐆𝐍𝐒. ▸ Partner at B2B Bandits. #1 B2B Marketing Team on Upwork ▸ #1 Email Marketing Team on Upwork ▸ Top 1% B2B Marketing Team (Clutch, Trustpilot) ▸ Work featured by Bloomberg, Intuit Mailchimp, Mailshake, Pitch Anything, Yahoo Small Business ▸ Co-producer of the Mailshake Cold Email Academy 𝐖𝐇𝐀𝐓 𝐈 𝐁𝐔𝐈𝐋𝐃 ▸ COLD EMAIL SYSTEMS. Domains, mailboxes, warming, platform setup, list building, copy, launch, handoff. Built on SmartLead, Instantly, Apollo, Clay, Mailshake. ▸ LINKEDIN OUTREACH SYSTEMS. Sales Nav setup, automation, target lists, connection sequences, live training. Salesflow, Expandi, Dripify, LinkedHelper. ▸ EMAIL DELIVERABILITY. Full system review, DNS check, warming protocols, sender reputation repair, blacklist recovery, 90-day roadmap. Domain rescue when deliverability has dropped. ▸ GTM ENGINEERING & STACK ARCHITECTURE. Cold Email plus LinkedIn plus CRM plus Dialer plus Ads, built as one integrated system. Clay for multi-source prospecting and enrichment. SmartLead for multi-channel sequencing. Apollo for precise targeting at scale. ▸ CAMPAIGN RESCUE & OPTIMIZATION. Deliverability troubleshooting, sequencing audits, and syncing email, LinkedIn, ads, and calling so they reinforce each other. ▸ CRM & INTEGRATIONS. HubSpot, Salesforce, Pipedrive, Close. Pipelines, automations, lead routing, Zapier and n8n integrations. ▸ TRAINING & HANDOFFS. Build it for you, or train your team to build, operate, and optimize in-house with SOPs and automations. 𝐅𝐎𝐔𝐑 𝐖𝐀𝐘𝐒 𝐓𝐎 𝐖𝐎𝐑𝐊 𝐖𝐈𝐓𝐇 𝐔𝐒 ✦ 2-WEEK SPRINT. Single channel build, training, handoff. From $695 flat. ✦ 6-WEEK BLITZ. Multi-channel build, launch, optimization. Full tech stack and copy. Weekly working sessions. From $1,495 flat. ✦ 3-MONTH SURROUND SOUND. Build it, run it, hand it off. Email, LinkedIn, ads, and content. Daily monitoring, weekly KPI sync, flex contract that scales channels up or down by mutual agreement. From $2,095/month plus setup. ✦ 1:1 DROP-IN SESSION. Live working session with a senior Bandit. Deliverability triage, ads audit, copywriting strike, systems triage, content engine blueprint. From $195 per session. 𝐏𝐋𝐀𝐓𝐅𝐎𝐑𝐌𝐒 𝐈 𝐖𝐎𝐑𝐊 𝐎𝐍 Cold Email: SmartLead, Instantly, Mailshake, Apollo, Lemlist, Reply-io, Woodpecker, Outreach-io Email Infrastructure: Infraforge, PrimeForge, SendGrid, MailGun, Google Workspace, Microsoft 365 LinkedIn Outreach: Salesflow, Expandi, Dripify, LinkedHelper, Sales Navigator Enrichment & Data: Clay, Apollo, ZoomInfo, Lusha, Cognism CRM: HubSpot, Salesforce, Pipedrive, Close Deliverability Tools: GlockApps, MX Toolbox, Google Postmaster Automation: Zapier, n8n, Make, Airtable Newsletter & ESP: Mailchimp, MailerLite, Campaign Monitor, Ongage, ActiveCampaign 𝐈𝐍𝐃𝐔𝐒𝐓𝐑𝐈𝐄𝐒 𝐈'𝐕𝐄 𝐖𝐎𝐑𝐊𝐄𝐃 𝐈𝐍 ▸ INDUSTRIAL. Oil & Gas, Contract Manufacturing, Heavy Equipment ▸ SOFTWARE. Fintech, Proptech, Real Estate Tech, Martech, Pharmatech ▸ BROKERS. Insurance, Commercial RE, M&A Firms, Data, Talent, Influencers ▸ WHOLESALE. Automotive, Food & Beverage, Construction, Building, Medical ▸ PROFESSIONAL SERVICES. Accounting, Architecture, Legal, LEED, BIM, PMP, Engineering ▸ TV & FILM. Studios, Producers, Events, Podcasts, Animation ▸ B2B INFLUENCERS. Authors, Executives, Speakers, Hosts, Business Creators ▸ EDUCATION. After School, Equipment, Corporate Training, CPE ▸ B2B SERVICES. Commercial Cleaning, Pest Control, Landscaping 𝐉𝐎𝐁𝐒 𝐈 𝐓𝐔𝐑𝐍 𝐃𝐎𝐖𝐍 Appointment setting. Pre-revenue startups. Commission projects. MLMs. "Just send me booked leads." Based in Chico, California.