Title of Role: Staff Full Stack Engineer – Tech Lead (Platform)
Location: San Francisco, CA
Company Stage of Funding: Series A (Venture-Backed, ~$27M Raised)
Office Type: Hybrid (3 Days In-Office, San Francisco)
Salary: $275,000 – $300,000 Base + Competitive Equity
Company Description
Our client is a fast-growing, venture-backed AI startup redefining how companies make strategic decisions. Their platform automates end-to-end research workflows — from generating interview frameworks to sourcing participants and synthesizing insights — enabling organizations to move from question to clarity in hours instead of weeks.
Trusted by leading global brands and backed by top-tier investors, the company has grown from $0 to $10M+ in run-rate revenue in under a year. The team consists of experienced founders, former startup leaders, and high-caliber engineers from elite technical environments who thrive on solving ambitious, system-level challenges.
This is an opportunity to join early, shape core platform systems, and build foundational infrastructure in a company operating at significant velocity.
What You Will Do
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Serve as a key technical leader driving architecture and platform strategy.
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Design and implement large-scale, high-impact systems across backend, infrastructure, and product layers.
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Own complex, end-to-end technical initiatives from concept through deployment.
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Lead development of core platform components, including chat systems, analytics pipelines, participant incentives, and recruitment infrastructure.
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Define technical standards and elevate engineering rigor across the team.
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Mentor and support engineers while maintaining a high bar for execution quality.
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Collaborate closely with product and leadership to align engineering efforts with company objectives.
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Contribute meaningfully to technical roadmap planning and long-term scalability strategy.
This role is ideal for someone who enjoys building 0→1 systems while establishing strong foundations that scale.
Ideal Candidate Background
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9–12 years of experience in full stack engineering, with strength in either:
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Backend systems (Python and/or Go), or
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Frontend product engineering (React and/or modern JavaScript frameworks).
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Strong proficiency in TypeScript.
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Experience leading large technical projects and influencing architectural direction.
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Background in high-growth startup environments or product-driven technology companies.
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Demonstrated ownership of end-to-end systems in B2B or product-centric environments.
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Experience mentoring engineers and raising technical standards.
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Strong communication skills with the ability to articulate trade-offs and technical decisions clearly.
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Computer Science degree or equivalent technical foundation.
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Located in or willing to relocate to San Francisco.
Preferred
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Experience in early-stage startups (Seed to Series D) with 0→1 product development.
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Prior leadership experience such as Tech Lead, Engineering Manager, VP Engineering, or Founder.
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Experience building platform infrastructure or core product systems at scale.
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Exposure to AI-powered products or data-intensive systems.
Compensation and Benefits
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$275,000 – $300,000 base salary
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Competitive founding-level equity
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Visa sponsorship available (including O-1 and H1B transfer support)
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Relocation assistance available
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High-impact role with significant ownership and visibility
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Opportunity to join during a pivotal growth phase
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Streamlined interview process (typically under two weeks)
If you are motivated by building ambitious systems from the ground up, enjoy technical ownership, and want to shape the foundation of a rapidly scaling AI platform, this is a rare opportunity to join at the right moment and make an outsized impact.