
Senior Staff ML Infra Engineer, Ads Ranking
Reddit, Inc.
full-time
Posted on:
Location Type: Remote
Location: United States
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Salary
💰 $266,000 - $372,400 per year
Job Level
Tech Stack
About the role
- Architect and significantly influence ML training/serving systems and tooling that unlock faster iteration and larger models.
- Drive adoption and reliability of ML systems and own a portfolio of initiatives across multiple teams.
- Improve efficiency: GPU utilization, training runtime, data loading, feature performance, and serving latency.
- Write high-quality design docs; run design reviews; set standards for correctness, reliability, and velocity.
- Partner cross-org on shared infra sequencing, requirements, and adoption.
- Mentor other engineers and contribute to engineering best practices across the org.
Requirements
- 9+ years industry experience in Software / ML Infra Engineering.
- Strong systems background: distributed systems, data pipelines, service design, performance tuning, and operational excellence.
- Demonstrated experience improving ML training/serving reliability at scale.
- Can reason deeply about infra tradeoffs that affect modeling velocity and product outcomes.
- Ability to lead through influence: drive adoption across teams and build durable interfaces/standards.
- Demonstrated impact: leading cross-team technical initiatives and influencing technical direction.
- Excellent communication: can explain tradeoffs clearly to both technical and non-technical stakeholders.
- Comfortable mentoring other engineers and raising engineering quality through reviews and technical guidance.
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
Applicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills & Tools
ML training systemsML serving systemsGPU utilizationdata loadingfeature performanceperformance tuningdistributed systemsdata pipelinesservice designoperational excellence
Soft Skills
mentoringcommunicationinfluencecollaborationleadershiptechnical guidancedesign reviewsstandards settingcross-team initiativesexplaining tradeoffs