# Principal Engineer, Online Systems

**Company**: Pinterest
**Location**: San Francisco, CA
**Work arrangement**: hybrid
**Experience**: senior
**Job type**: full-time
**Salary**: $285,452-$499,541 USD
**Category**: Engineering
**Industry**: Technology

**Apply**: https://job-boards.greenhouse.io/pinterest/jobs/7782229?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply
**Canonical**: https://yubhub.co/jobs/job_eff42325-4db

## Description

As a principal engineer on the Online Systems team at Pinterest, you'll join a team that powers Pinterest's most business-critical online systems at massive scale, driving reliability, efficiency, and evolution behind every core Pinner and Advertiser experience.

You'll lead major efforts like multi-region deployment and Kubernetes migration, set the standard for operational excellence, and define the long-term vision for online serving infrastructure, supporting machine learning and product innovation across the company.

Responsibilities:

- Improve reliability, scalability, and infra efficiency for Pinterest's critical online systems across storage and caching, online service, and real-time analytics systems to support continued business growth.

- Lead cross-functional strategic initiatives to modernize Pinterest's online serving stack through multi-region deployment, Kubernetes migration, and the adoption of cutting-edge technologies and industry best practices.

- Be a quality champion for online systems and the broad engineering organization, holding a high bar on execution quality and operational excellence.

- Drive the online systems vision and strategy for the next 3 years and beyond, and translate that strategy into cross-functional roadmaps with measurable outcomes.

- Foster a diverse and inclusive engineering culture that makes all feel welcome, and invest in mentorship, critical thinking, and candid feedback to strengthen individual and organizational growth.

Requirements:

- 12+ years of software engineering experience with deep expertise in distributed systems, especially online serving, storage, and caching systems.

- Hands-on experience building and operating highly available, reliable, production-grade systems at large scale.

- Strong technical judgment in reliability, scalability, performance, and infrastructure efficiency.

- Proficiency in at least one of C++, Java, or Python.

- Proven track record driving large-scale technical impact.

- Experience leading reliability and scalability improvements, cost efficiency initiatives, and modernization efforts across critical production systems.

- Ability to define technical strategy, influence architecture decisions, and drive execution through cross-functional collaboration, strong communication, and operational excellence.

- Strong ownership, quality mindset, and thoughtful use of AI.

- Exceptional collaboration skills with cross-functional partners.

- Bachelor's degree in Computer Science, a related technical field, or equivalent experience.

Benefits:

- Salary range: $285,452-$499,541 USD

- Equity eligibility

Note: This role requires in-office collaboration 1-2 times per quarter and is not eligible for relocation assistance.

## Skills

### Required
- distributed systems
- online serving
- storage
- caching systems
- C++
- Java
- Python
- Kubernetes
- machine learning

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Source: [Apply at job-boards.greenhouse.io](https://job-boards.greenhouse.io/pinterest/jobs/7782229?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply)