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Founding Engineer at Innovative AI-driven startup

Jack & Jill
San Francisco, CA Full Time
POSTED ON 12/10/2025 CLOSED ON 1/8/2026

What are the responsibilities and job description for the Founding Engineer at Innovative AI-driven startup position at Jack & Jill?

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Founding Engineer

Company Description: Innovative AI-driven startup

Job Description:

Join an innovative AI-driven startup as a Founding Engineer, playing a pivotal role in building the core product from the ground up. You'll be instrumental in shaping the technical vision, architecture, and engineering culture, directly impacting the company's trajectory and success. This is a unique opportunity to contribute to a cutting-edge platform and see your work come to life.

Location: London (willing to relocate to SF)

Why this role is remarkable:

  • Be a foundational member of a high-growth team, influencing product and engineering strategy from day one
  • Backed by top-tier VCs, this early-stage company offers significant equity upside and stability
  • Work on challenging problems at the intersection of AI and real-world applications, with massive potential for impact

What you will do:

  • Design, build, and deploy scalable AI-powered features and core infrastructure
  • Develop robust backend services and APIs, ensuring high performance and reliability
  • Collaborate closely with the founder and product team to define the technical roadmap and deliver innovative solutions

The ideal candidate:

  • Strong experience in full-stack or backend engineering, with a passion for building scalable systems
  • Proven ability to thrive in an early-stage startup environment, taking ownership and driving initiatives
  • Experience with AI/ML technologies, data pipelines, or cloud platforms is highly desirable

How to Apply:

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Step 4. Talk to Jack for 20 minutes so he can understand your experience and ambitions

Step 5. If the hiring manager would like to meet you, Jack will make the introduction

Salary.com Estimation for Founding Engineer at Innovative AI-driven startup in San Francisco, CA
$98,897 to $117,548
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Job openings at Jack & Jill

  • Jack & Jill San Francisco, CA
  • 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 n... more
  • 11 Days Ago

  • Jack & Jill San Francisco, CA
  • 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 ... more
  • 11 Days Ago

  • Jack & Jill San Francisco, CA
  • 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 ... more
  • 11 Days Ago

  • Jack & Jill San Francisco, CA
  • 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 n... more
  • 11 Days Ago


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