Reddit

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…

ai automation distributed-systems distributed-training machine-learning +2 skills

9 hours ago

Machine Learning Systems Engineer, Ads ML Platform

RemoteUKContract

United Kingdom

Remote ML systems engineer on Reddit's Ads ML Platform team building scalable feature management, batch/real-time data pipelines, and developer-facing tools that power advertising ML workflows.

agentic-ai ai airflow api automation +12 skills

yesterday

Senior Frontend Software Engineer, Feeds Experience

RemoteNorth AmericaContractSenior

United States

Senior frontend engineer on Reddit's Feeds Experience team building the high-traffic Feed pages for web and apps at hundreds-of-millions-of-users scale. Core stack: JavaScript/TypeScript with React-class frameworks and CSS, plus GraphQL/REST API integration.

ai angular api css graphql +6 skills

190 800 – 267 100 $

yesterday

Senior Software Engineer, Presence

RemoteNorth AmericaContractSenior

United States

Senior backend engineer on Reddit's Presence team, building Reddit Pro tools for brands/publishers/creators and youth engagement features. Works on large-scale distributed systems using Go, Python, Ruby, Java, or C++, with GraphQL/REST APIs, Cassandra, and distributed caching.

ai api cassandra cpp distributed-systems +6 skills

190 000 – 267 000 $

yesterday

Senior Software Engineer, Core Platform

RemoteNorth AmericaContractSenior

United States

Senior engineer on Reddit's Core Platform team, building and scaling the APIs that power posts, comments, listings, and media for hundreds of millions of users. Day-to-day work involves designing distributed services in Go or Python that handle hundreds of thousands of transactions per second at 5+ 9's availability, plus mentoring teammates.

ai api distributed-systems go python

190 800 – 267 100 $

yesterday

Machine Learning Systems Engineer, Ads ML Platform

RemoteEuropeContract

Netherlands

Designs and scales Reddit’s high-scale feature and training-data platform for Ads ML, building batch and real-time data pipelines, governance tooling, and agentic workflow automation. The work focuses on distributed data systems, developer tools, observability, and reliable ML infrastructure rather than model development.

agentic-ai ai airflow api automation +12 skills

2 days ago

Senior Frontend Engineer, Ads Creative

RemoteNorth AmericaContractSenior

United States

Senior frontend engineer on Reddit's Ads Creative & Recommendations team, owning advertiser-facing workflows for campaign creation, creative tooling, and AI-backed recommendations. Builds polished, accessible React/TypeScript interfaces and reusable component patterns within Reddit Ads Manager.

accessibility agentic-ai ai api data-science +7 skills

190 800 – 267 100 $

2 days ago

Senior Client Account Manager, Global Strategic Accounts (UK)

UKContractSenior

United Kingdom

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…

2 days ago

Senior Client Partner, Large Customer Sales, Pharma

North AmericaContractSenior

United States

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…

2 days ago

Sr. Staff Data Scientist - Ads Measurement, Signals, Privacy

North AmericaContractStaff

Canada

Senior Staff Data Scientist at Reddit leading the scientific strategy for ads measurement, signal quality, identity, attribution, and privacy-aware measurement across the ads ecosystem. Day-to-day work involves designing causal inference and experimentation frameworks, partnering with ranking/bidding/engineering teams, and mentoring senior ICs using Python/SQL and statistical modeling.

ai causal-inference data-quality data-science machine-learning +3 skills

2 days ago

Sr. Staff Data Scientist - Ads Measurement, Signals, Privacy

RemoteNorth AmericaContractStaff

United States

Senior Staff Data Scientist owning the scientific strategy for Reddit's ads measurement ecosystem — defining experimentation, causal inference, signal quality, identity, attribution, and privacy-aware measurement frameworks that connect ad exposure to advertiser outcomes.

ai causal-inference data-quality data-science machine-learning +3 skills

232 500 – 325 500 $

2 days ago

Staff Data Scientist - Ads Measurement, Signals, Privacy

North AmericaContractStaff

Canada

Staff Data Scientist on Reddit's Ads Data Science team, owning measurement, identity resolution, and signal strategy for the advertiser experience. Core work spans probabilistic identity modeling, lift experimentation, predictive modeling, and causal inference using Python/R and SQL.

ab-testing ai causal-inference data-science machine-learning +4 skills

2 days ago

Staff Data Scientist - Ads Measurement, Signals, Privacy

RemoteNorth AmericaContractStaff

United States

Staff Data Scientist on Reddit's Ads team owning high-impact problems in ad measurement, identity resolution, and signal quality. Designs lift methodologies, identity graphs, and predictive modeling to improve bidding efficiency and ROAS using Python/R, SQL, ML, experimentation, and causal inference.

ab-testing ai causal-inference data-science machine-learning +4 skills

217 000 – 303 900 $

2 days ago

Staff Frontend Engineer, Ads Creative

RemoteNorth AmericaContractStaff

United States

Staff frontend engineer setting technical direction for Reddit's advertiser tools (Ads Manager). Leads multi-quarter React/TypeScript initiatives across a large monorepo, driving frontend architecture, shared component patterns, and design-system adoption.

accessibility agentic-ai ai api generative-ai +6 skills

217 000 – 303 900 $

2 days ago

Staff Product Manager, Ads Safety (Ads Review)

RemoteNorth AmericaContractStaff

United States

Staff PM at Reddit defining product strategy for Ads Trust & Safety — ad review, advertiser trust, fraud prevention, and platform integrity. Drives automation, ML-assisted review, and cross-functional systems balancing user safety with ads business growth.

agile ai automation data-pipelines machine-learning

217 000 – 303 900 $

2 days ago

Engineering Manager, Ads ML Efficiency

RemoteNorth AmericaContract

United States

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…

ai automation distributed-systems distributed-training machine-learning +2 skills

2 days ago

Machine Learning Engineer, Ads Optimization

RemoteNorth AmericaContractSenior

United States

Design and implement ML-driven auction, bidding, and pacing algorithms that power Reddit's ads marketplace, optimizing advertiser performance (CPC, CPA, ROAS) and budget delivery at internet scale.

ai airflow bigquery data-science feature-engineering +6 skills

216 700 – 303 400 $

2 days ago

Machine Learning Systems Engineer, Ads ML Platform

RemoteEuropeContract

Netherlands

Build scalable data infrastructure for Reddit's Ads ML platform, including batch and real-time feature management systems, training set generation, and ML workflow automation. Core work involves distributed systems like Spark, Kafka, Flink, Ray, Airflow, and Kubernetes to power ML engineer productivity.

agentic-ai ai airflow api automation +12 skills

2 days ago

Machine Learning Systems Engineer, Ads ML Platform

RemoteUKContract

United Kingdom

Build and scale data infrastructure and feature management systems powering Reddit's Ads ML platform — designing batch/real-time pipelines, feature governance tooling, and developer-facing ML workflow automation. Core stack spans distributed systems like Spark, Kafka, Flink, Kubernetes, and BigQuery.

agentic-ai ai airflow api automation +12 skills

2 days ago

Senior Client Account Executive, Mid-Market Sales (B2B Services)

North AmericaContractSenior

United States

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…

account-executive go-to-market paid-social

Engineering Manager, Ads ML Efficiency

Machine Learning Systems Engineer, Ads ML Platform

Senior Frontend Software Engineer, Feeds Experience

Senior Software Engineer, Presence

Senior Software Engineer, Core Platform

Machine Learning Systems Engineer, Ads ML Platform

Senior Frontend Engineer, Ads Creative

Senior Client Account Manager, Global Strategic Accounts (UK)

Senior Client Partner, Large Customer Sales, Pharma

Sr. Staff Data Scientist - Ads Measurement, Signals, Privacy

Sr. Staff Data Scientist - Ads Measurement, Signals, Privacy

Staff Data Scientist - Ads Measurement, Signals, Privacy

Staff Data Scientist - Ads Measurement, Signals, Privacy

Staff Frontend Engineer, Ads Creative

Staff Product Manager, Ads Safety (Ads Review)

Engineering Manager, Ads ML Efficiency

Machine Learning Engineer, Ads Optimization

Machine Learning Systems Engineer, Ads ML Platform

Machine Learning Systems Engineer, Ads ML Platform

Senior Client Account Executive, Mid-Market Sales (B2B Services)

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