Principle Software Engineer - Ads
About The Position
As a Principal Engineer on Ads, you will serve as the technical leader for the Ads platform organization, setting architectural direction and driving the long term technical strategy for the systems that power our entire advertising business. This is an individual contributor role with organization-wide technical authority and director level scope. You will define what we build, how we build it, and the engineering culture that outlasts any single project. You will partner closely with Machine Learning, Product, Data Science, and Infrastructure stakeholders to align on roadmap, scale foundational systems, and deliver high-impact outcomes that improve advertiser ROI, platform reliability, and consumer experience.
Requirements
- B.S. or M.S. in Computer Science or equivalent experience.
- 12+ years of industry experience, with a proven track record of leading large scale, high impact platform initiatives across multiple teams and systems.
- Demonstrated ability to define and drive multi year technical roadmaps as an organization level technical lead, with clear ownership of architectural decisions and their long term consequences.
- Deep expertise in distributed systems at scale, including real time serving infrastructure, high throughput data pipelines, and low latency systems under strict SLA requirements.
- Meaningful experience in ads infrastructure or adjacent domains
- Ability to operate at director level scope - driving technical strategy, communicating across executive stakeholders, and shaping organizational priorities - while remaining deeply hands-on.
- Exceptional technical intuition paired with strong cross functional influence and alignment skills.
- Humility and a growth mindset; you lead through expertise and collaboration, not hierarchy.
Responsibilities
- Lead at scale. Serve as the technical lead for the Ads organization, providing architectural vision and direction across the full ads stack.
- Influence across the organization. Drive alignment across ML, Infrastructure, Product, Data Science, and partner engineering teams.
- Mentor engineers across the Ads org to raise the bar on technical excellence and systems thinking.
- Shape engineering culture. Define the patterns, principles, and standards for how the Ads org designs, ships, and operates large scale distributed systems.
- Solve genuinely hard problems, hands on. Dig into the most complex distributed systems challenges in ads and write code that moves the needle.
Benefits
- 401(k) plan with employer matching
- 16 weeks of paid parental leave
- Wellness benefits
- Commuter benefits match
- Paid time off
- Paid sick leave
- Medical benefits
- Dental benefits
- Vision benefits
- 11 paid holidays
- Disability insurance
- Basic life insurance
- Family-forming assistance
- Mental health program
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What This Job Offers
Job Type
Full-time
Career Level
Principal
