Reddit, Inc. · 5 days ago
Principal Software Engineer, Ads
United States
Full-time
Remote
Lead/Staff
$261K/yr - $365K/yrReddit is a community of communities and one of the internet’s largest sources of information. They are seeking a Principal Software Engineer to lead technical efforts in their Ads Engineering organization, focusing on building innovative ad products and mentoring other engineers.
ContentNewsSocial MediaSocial Network
Responsibilities
Operate across the company, partnering with Consumer Product, Core Infrastructure, and Trust & Safety leadership to align technical roadmaps
Identify company-level problems and drive solutions that benefit the entire engineering organization
Architect systems that span the entire Reddit stack
Identify bottlenecks in how our teams build software—whether technical (legacy debt, slow CI/CD) or organizational (siloed teams, unclear contracts)—and drive systemic changes to resolve them
Serve as a beacon of engineering excellence, specifically mentoring Staff (L6) and Senior (L5) engineers
Help them navigate career growth, technical challenges, and influence, raising the bar for the entire ~100-person organization
Whether your background is primarily Frontend or Backend, you will own the end-to-end technical solution
Ensure that API designs enable performant UIs and that data models support future product flexibility
Qualification
Required
Experience in technical strategy and alignment with cross-functional teams
Ability to architect systems that span the entire technology stack
Experience in identifying and resolving bottlenecks in software development processes
Proven mentorship skills, specifically with Staff (L6) and Senior (L5) engineers
Full-stack development experience, with the ability to own end-to-end technical solutions
Strong understanding of user experience for both consumers and advertisers
Proven track record of influencing organizational change and solving complex problems
Expertise in the ad tech ecosystem, including auctions, attribution, privacy, brand safety, and campaign management
History of improving team performance and morale
Benefits
Comprehensive Healthcare Benefits and Income Replacement Programs
401k with Employer Match
Global Benefit programs that fit your lifestyle, from workspace to professional development to caregiving support
Family Planning Support
Gender-Affirming Care
Mental Health & Coaching Benefits
Flexible Vacation & Paid Volunteer Time Off
Generous Paid Parental Leave
Company
Reddit, Inc.
Reddit is the heart of the internet, where millions of people get together to talk about any topic imaginable.
Founded in 2005
1001-5000 employees
H1B Sponsorship
Reddit, Inc. has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (99)
2024 (63)
2023 (76)
2022 (70)
2021 (68)
2020 (39)
Funding
Current Stage
Public CompanyTotal Funding
$1.33BKey Investors
FidelityVy CapitalTencent
2024-03-21IPO
2021-08-12Series F· $410M
2021-02-08Series E· $367.95M
Leadership Team
Steve Huffman
CEO
Chris Slowe
CTO
Recent News
Search Engine Journal
2026-01-11
2026-01-09
2026-01-09
Company data provided by crunchbase