Principal Engineer, Online Systems

About Pinterest:

Millions of people around the world come to our platform to find creative ideas dream about new possibilities and plan for memories that will last a lifetime. At Pinterest were on a mission to bring everyone the inspiration to create a life they love and that starts with the people behind the product.

Discover a career where you ignite innovation for millions transform passion into growth opportunities celebrate each others unique experiences and embrace theflexibility to do your best work. Creating a career you love Its Possible.

At Pinterest AI isnt just a feature its a powerful partner that augments our creativity and amplifies our impact and were looking for candidates who are excited to be a part of that. To get a complete picture of your experience and abilities well explore your foundational skills and how you collaborate with AI.

Through our interview process what matters most is that you can always explain your approach showing us not just what you know but how you think. You can read more about our AI interview philosophy and how we use AI in our recruiting process here.

As a principal engineer on the Online Systems team youll join a team that powers Pinterests most business-critical online systems at massive scale driving the reliability efficiency and evolution behind every core Pinner and Advertiser experience. Youll lead major efforts like multi-region deployment and Kubernetes migration set the standard for operational excellence and define the long-term vision for our online serving infrastructure supporting machine learning and product innovation across the company. This is an opportunity for high-impact technical leadership broad visibility and cross-functional influence at the heart of Pinterests platform.

What youll do:

• Improve reliability scalability and infra efficiency for Pinterests critical online systems across storage and caching online service and realtime analytics systems to support continued business growth.
• Lead cross-functional strategic initiatives to modernize Pinterests online serving stack through multi-region deployment Kubernetes migration and the adoption of cutting-edge technologies and industry best practices.
• 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.
  
  

What were looking for:

• 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; able 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: demonstrates high standards for engineering quality integrity and accountability for final outcomes; able to use AI to accelerate analysis debugging design exploration or operational workflows while applying critical thinking validating correctness and maintaining sound technical judgment rather than outsourcing ownership to tools.
• Exceptional collaboration skills with cross-functional partners with the ability to navigate ambiguity make tradeoffs and keep stakeholders aligned on priorities and progress.
• Bachelors degree in Computer Science a related technical field or equivalent experience.
  
  

Relocation Statement:

• This position is not eligible for relocation assistance. Visit our PinFlex page to learn more about our working model.

In-Office Requirement Statement:

• We recognize that the ideal environment for work is situational and may differ across departments. What this looks like day-to-day can vary based on the needs of each organization or role.
• This role will need to be in the office for in-person collaboration 1-2 times per quarter and therefore needs to be in a commutable distance from one of the following offices: PA or SF offices.

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