Senior Machine Learning Engineer, Reddit

Ads Retrieval

$216.7-303.4k

+ Equity.

Python

Java

Tensorflow

C++

PyTorch

Golang

Senior level

Chicago

Los Angeles

New York

San Francisco Bay Area

Remote from Canada, US

More information about location

Online platform for thoughts, experiences & discussions

Job no longer available

Online platform for thoughts, experiences & discussions

1001+ employees

B2CB2BPublishingContentSocial MediaCommunity

Job no longer available

$216.7-303.4k

+ Equity.

Python

Java

Tensorflow

C++

PyTorch

Golang

Senior level

Chicago

Los Angeles

New York

San Francisco Bay Area

Remote from Canada, US

More information about location

1001+ employees

B2CB2BPublishingContentSocial MediaCommunity

Company mission

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

Job

Company

Role

Who you are

2+ years of experience with leading applied machine learning models with Tensorflow/Pytorch with large-scale ML systems
5+ years of end-to-end experience of training, evaluating, testing, and deploying machine learning models
Proficiency with programming languages (Java, Python, Golang, C++, or similar) and statistical analysis
Experience of orchestrating complicated data pipelines and system engineering on large-scale dataset
Prior experience with information retrieval and recommendation system
Ads domain knowledge on product and ML solutions is a plus

What the job involves

Ads Retrieval team’s mission is to identify the business opportunities, provide ML models and data driven solutions on candidate sourcing, recommendation, early ranking and filtering in Ads upper funnel
Build and iterate on candidate sourcing and early ranking Machine Learning models and algorithms to find the most relevant, engaging and diversified ads candidates for global optimization and various product use cases
Design and establish a large scale candidate indexing system to enable efficient candidate retrieval at a scale of millions to billions, which powers ads recommendation and ranking with good balance between quality and computation efficiency
As a senior machine learning engineer in the ads retrieval team, you will research, formulate and execute on our mission to build end-to-end ML solutions and deliver the right ad to the right user under the right context with data and ML driven solutions
Building ads retrieval and early ranking system for critical ML tasks with advanced industrial level techniques
Research, implement, test, and launch new model architectures including information retrieval, ANN, recommendation system, deep neural networks within high dimensional information system
Drive technical roadmaps and lead day to day project execution, and contribute meaningfully to team vision and strategy
Work on large scale data systems, backend services and product integration
Collaborate closely with multiple stakeholders cross product, engineering, research and marketing
Be a mentor and cross-functional advocate for the team

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 130,000 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 120 million daily users and billions of monthly page views. While these figures are smaller than those of social media giants like Facebook and X, Reddit 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, 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 (3.9)

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

(CEO & Founder)

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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