Principal Software Engineer, ML Feature Platform

Reddit, Inc.; United States; Remote; USD 266,000 - 388,000; Full time

Job summary

A leading company in social networking seeks a Principal Software Engineer for their ML Feature Platform. This role involves overseeing the development of foundational ML infrastructure, optimizing feature retrieval systems, and mentoring team members. The ideal candidate will have extensive experience in software engineering and a strong understanding of ML infrastructure. The position is remote-friendly, offering comprehensive benefits and competitive pay.

Benefits

Comprehensive Healthcare Benefits

401k Match

Family Planning Support

Gender-Affirming Care

Mental Health & Coaching Benefits

Flexible Vacation

Generous Paid Parental Leave

Paid Volunteer Time Off

Qualifications

• 10+ years of professional software engineering experience.
• 3+ years leading a team to design large-scale distributed systems.
• Deep expertise in systems design and performance optimization.

Responsibilities

• Oversee the vision and lead the charge of the ML Feature Platform Team.
• Lead the technical strategy and architecture of a real-time feature store.
• Mentor team members in adopting a rigorous DevOps approach.

Skills

Systems Design

Performance Optimization

Cloud-Native Architectures

ML Infrastructure

Organizational Skills

Communication Skills

Job description

Principal Software Engineer, ML Feature Platform

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Principal Software Engineer, ML Feature Platform

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Join to apply for the Principal Software Engineer, ML Feature Platform role at Reddit, Inc.

Reddit is a community of communities. It’s built on shared interests, passion, and trust and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and approximately 101M+ daily active unique visitors, Reddit is one of the internet’s largest sources of information. For more information, visit redditinc.com.

Location:

This role is completely remote-friendly. If you happen to live close to one of our physical office locations, our doors are open for you to come into the office as often as you'd like.

Who We Are

The Machine Learning Platform team at Reddit is a high-impact team that owns the infrastructure that powers recommendations, content discovery, user and content quantification, while directly impacting other teams such as Growth, Ads, Feeds, and Core Machine Learning teams.

What You’ll Do

As a Principal Software Engineer, ML Feature Platform, you will oversee the vision and lead the charge of our ML Feature Platform Team and be instrumental in architecting, implementing, and maintaining foundational ML infrastructure used to compute, store, and retrieve features powering Feeds Ranking, Content Understanding, Recommendations, Ads, and much more to fulfill Reddit’s mission of bringing community and belonging to everyone in the world. You will be a visionary who will lead the design and development of a cutting-edge feature store optimized for low-latency online inference at scale.

• Lead the technical strategy, architecture and development of Reddit’s next-generation, real-time feature store that supports both online and offline feature retrieval.
• Work with other engineers across ML Platform and Reddit infrastructure to significantly advance the ML Platform.
• Work with management on team goal setting, planning, and de-risk project execution
• Mentor other team members in adopting a rigorous DevOps approach to maintain and/or improve ML infra components and services health and quality
  
  
  

Who You Might Be

• 10+ years of professional software engineering experience
• 3+ years leading a team to design large-scale distributed systems.
• Deep expertise in systems design, performance optimization, and cloud-native architectures (AWS, GCP, or Azure).
• Strong understanding of ML infrastructure, especially feature engineering, data freshness, feature versioning, online/offline feature retrieval and online/offline consistency to serve 100s of millions of users.
• Proven experience building real-time data systems, e.g., feature stores, stream processing engines, or caching systems.
• Strong organizational & communication skills
  
  
  

Benefits

• Comprehensive Healthcare Benefits and Income Replacement Programs
• 401k Match
• Family Planning Support
• Gender-Affirming Care
• Mental Health & Coaching Benefits
• Flexible Vacation & Reddit Global Days off
• Generous paid Parental Leave
• Paid Volunteer time off
  
  
  

Pay Transparency

This job posting may span more than one career level.

In addition to base salary, this job is eligible to receive equity in the form of restricted stock units, and depending on the position offered, it may also be eligible to receive a commission. Additionally, Reddit offers a wide range of benefits to U.S.-based employees, including medical, dental, and vision insurance, 401(k) program with employer match, generous time off for vacation, and parental leave. To learn more, please visit https://www.redditinc.com/careers/.

To provide greater transparency to candidates, we share base pay ranges for all US-based job postings regardless of state. We set standard base pay ranges for all roles based on function, level, and country location, benchmarked against similar stage growth companies. Final offer amounts are determined by multiple factors including, skills, depth of work experience and relevant licenses/credentials, and may vary from the amounts listed below.

The Base Pay Range For This Position Is

$266,000—$387,400 USD

Reddit is proud to be an equal opportunity employer, and is committed to building a workforce representative of the diverse communities we serve. Reddit is committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans in our job application procedures. If, due to a disability, you need an accommodation during the interview process, please let your recruiter know.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Engineering and Information Technology

• Industries

  Social Networking Platforms

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