JobsPrincipal Engineer, AI Platform
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Principal Engineer, AI Platform

Pinterest

Location

remote, San Francisco, CA

Type

Full-time

Posted

9/23/2026

Compensation

Not listed

Undergraduate with 5+ Years of Experience
H-1B FY202698.0% approval-40% YoY
✓ Established sponsor

Job description

As a Principal Engineer on the AI Platform team at Pinterest, you will be responsible for architecting the infrastructure that supports Generative AI and Recommender Systems across the platform. This role involves driving strategic initiatives that enhance platform capabilities and fostering a collaborative culture within the team. You will work with petabyte-scale data orchestration and ensure high-performance inference for millions of users. Your contributions will directly impact the company's mission to inspire creativity and innovation.

Requirements

  • Deep expertise in AI/ML infrastructure and distributed systems.
  • Hands-on experience designing, building, and operating highly available, production-grade systems at large scale.
  • Proficiency in at least one of C++, Java, or Rust.
  • Proven track record of leading cross-organizational initiatives and defining technical strategy.
  • Bachelor's degree in Computer Science or a related field.

Responsibilities

  • Set the technical vision and roadmap for the Pinterest AI Platform.
  • Drive cross-functional strategic initiatives that advance platform capabilities.
  • Cultivate a collaborative and inclusive culture within the team.
  • Provide candid and constructive feedback to accelerate individual and team growth.

H-1B filing history

Public USCIS petition and DOL LCA counts · latest USCIS FY2026, LCA FY2026

Filing entity: Pinterest Inc

As of Aug 23, 2026

Initial approvals

33

FY2026

Approval rate

98.0%

FY2026

LCA certified

1,074

FY2026

Entry-level share

44.1%

FY2026

Initial approvals YoY

-40%

Trend

LCA certified YoY

+2%

Trend

Initial approvals by fiscal year

Approval rate by fiscal year

Continuing vs initial approvals

LCA certified positions by quarter

LCA certified positions by fiscal year

Based on public USCIS and DOL filings; not a sponsorship guarantee.

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