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Jack & Jill

Market Development Lead ($105,000 - $150,000 + Equity) at Windfall Data, Inc.

Full Time · In Office · San Francisco, California (USA)

Posted Jul 22, 2026

This is a job that Jill, our AI Recruiter, is recruiting for on behalf of one of our customers.

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Market Development Lead

Salary

$105,000 - $150,000 + Equity

Company Description

Windfall Data, Inc. is a $65M Series B people intelligence and AI company in San Francisco that helps 1,500+ organizations identify and engage high-net-worth prospects. By leveraging machine learning and deep data sets, they empower go-to-market teams to prioritize resources and drive significant business outcomes across retail, financial services, and nonprofit sectors.

Job Description

As Market Development Lead, you will bridge the gap between marketing and sales by building AI-assisted outreach workflows. Replacing the traditional SDR model, you'll own top-of-funnel pipeline generation, executing high-quality inbound follow-up and warm outbound motions to feed qualified opportunities to a high-performing AE team across commercial and enterprise verticals.

Location

San Francisco, USA

Why this role is remarkable

  • Lead the transition from a traditional SDR model to a cutting-edge, marketing-driven AI-assisted outreach engine with high autonomy.
  • Join a stable, well-funded Series B company with $65M in backing and a massive customer base of over 1,500 organizations.
  • Shape a newly created function reporting directly to the VP of Marketing with clear career paths into Sales, RevOps, or GTM Engineering.

What You Will Do

  • Build and optimize AI-powered Outreach sequences using tools like Artisan, Claude, and HubSpot to personalize high-volume engagement and quality messaging.
  • Own the end-to-end pipeline generation process for inbound leads, field events, and AI-sourced accounts to secure qualified sales meetings.
  • Collaborate closely with Sales and RevOps to provide actionable feedback on lead conversion and refine the overall go-to-market feedback loop.

The ideal candidate

  • Has 1–3 years of proven experience in sales development, inside sales, or growth marketing with a consistent track record of quota attainment.
  • Possesses exceptional written communication skills and a deep curiosity for how AI tools can enhance human persuasion and outreach quality.
  • Is highly proficient with GTM technology stacks including Salesforce, Outreach, and emerging AI prospecting platforms like Clay or Artisan.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

  • Jack's an AI agent for job searching and career coaching. He works for you.
  • Jill is the AI recruiter working for the company. She recruits from Jack's network.
  • If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.

Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.

We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

Mention you found this on Data First Jobs — it helps us bring you more roles like this.

Market Development Lead ($105,000 - $150,000 + Equity) at Windfall Data, Inc.

Jack & Jill

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