Principal Software Engineer, Reddit

ML Feature Platform

$266-387.4k

Plus equity in the form of restricted stock units

AWS

GCP

Azure

Expert level

Remote from US

Online platform for thoughts, experiences and discussions

Job no longer available

Online platform for thoughts, experiences and discussions

1001+ employees

B2CB2BPublishingContentSocial MediaCommunity

Job no longer available

$266-387.4k

Plus equity in the form of restricted stock units

AWS

GCP

Azure

Expert level

Remote from US

1001+ employees

B2CB2BPublishingContentSocial MediaCommunity

Company mission

To empower communities, and make their knowledge accessible to all.

Job

Company

Role

Who you are

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

What the job involves

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
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

Our take

Reddits is an online platform that hosts thousands of message board communities (known as subreddits) designed to foster authentic human connection. With more than 100,000 communities covering everything from food, entertainment, and sports to niche interests for highly specific audiences, there's virtually a space for everyone.

The platform attracts over 52M daily users and more than 50B monthly page views. While these figures are smaller than those of social media giants like Facebook and X, Reddits stands out by offering easily discoverable communities where users can dive deep into virtually any topic imaginable.

Today, Reddit continues to grow its user base and expand its reach, remaining a unique hub for conversation,m connection, and shared interests. With its strong community-driven model and steady revenue streams, it's most definitely positioned to stay a central part of online culture for years to come.

Kirsty

Company Specialist at Welcome to the Jungle

Insights

Top investors

57% employee growth in 12 months

Glassdoor (3.7)

Company

Funding (last 2 of 6 rounds)

Aug 2021

$410m

SERIES F

Feb 2021

$250m

SERIES E

Total funding: $1.2bn

Company benefits

Comprehensive health benefits
Flexible vacation & Reddit global days off
Family planning funds & 4+ months paid parental leave
Personal & professional development funds
Paid volunteer time off
Workspace & home office benefits

Company HQ

SoMa, San Francisco, CA

Leadership

Steve Huffman

(Co-Founder & CEO)

After co-founding Reddit in 2005, they stepped away from the company to co-found Hipmunk, where they were the CTO for 5 years. They returned to Reddit in 2015, and have been the CEO since.

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