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4,688 AdTech jobs

Open tech roles at companies in advertising and marketing technology.

4.7K jobs
Reddit Backed by a16zBacked by Sequoia
385 views 11 hours ago

Principal Data Scientist, Ads

Open 146d RemoteNorth AmericaContractPrincipal Salary + equity 6 questions Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Reddit is hiring a Principal Data Scientist to lead the long-term scientific strategy for its advertising platform — defining measurement, prediction, and optimization frameworks for ads auctions, targeting, and advertiser LTV. The role relies heavily on statistics, econometrics, causal inference, machine learning, Python/R, and SQL at large scale.

A/B Testing AI Analytics Causal Inference Data Science +5 skills
268K – 365K $
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Reddit Backed by a16zBacked by Sequoia
436 views 11 hours ago

Senior Frontend Engineer, Ads Formats

New RemoteNorth AmericaContractSenior Salary + equity 5 questions Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Senior frontend engineer on Reddit's Ad Formats Foundation team, building and modernizing the shared infrastructure that renders ads across desktop and mobile web — ad rendering, click handling, instrumentation — using JavaScript, TypeScript, and React, with a focus on performance, accessibility, and experimentation.

Accessibility Agentic AI AI API CSS +6 skills
191K – 267K $
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Reddit Backed by a16zBacked by Sequoia
448 views 11 hours ago

Senior Machine Learning Engineer, Ads Forecasting & Scenarios

Open 132d RemoteNorth AmericaContractSenior Salary + equity 5 questions Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Build and evolve auction, bidding, and pacing systems for Reddit's ads marketplace as a Senior IC4 ML Engineer. Design optimization algorithms that balance advertiser performance, user experience, and marketplace efficiency, owning systems end-to-end from problem formulation through production deployment and iteration. Core technologies include Python/Java/Go, Spark, Kafka, and large-scale real-ti

AI Data Science Machine Learning Time Series
217K – 303K $
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Reddit Backed by a16zBacked by Sequoia
359 views 11 hours ago

Staff Data Scientist - Ads Measurement, Signals, Privacy

Open 111d RemoteNorth AmericaContractStaff Salary + equity 6 questions Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

A senior data scientist at Reddit designs identity resolution models, improves ad measurement methodologies, and enhances predictive performance for advertisers using statistical and machine learning techniques.

A/B Testing AI Causal Inference Data Science Machine Learning +4 skills
217K – 304K $
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Reddit Backed by a16zBacked by Sequoia
265 views 11 hours ago

Staff Data Scientist - Ads Measurement, Signals, Privacy

Open 94d RemoteNorth AmericaContractStaff 6 questions Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
Canada
Ontario

Staff Data Scientist designs probabilistic identity models and lift measurement systems to improve ad targeting and privacy-compliant attribution for Reddit’s ad platform.

A/B Testing AI Causal Inference Data Science Machine Learning +4 skills
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Reddit Backed by a16zBacked by Sequoia
251 views 11 hours ago

Staff Data Scientist, Marketing

Open 146d RemoteNorth AmericaContractStaff 8 questions Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
Canada
Ontario

Lead Reddit’s marketing measurement strategy, building Media Mix Models and incrementality tests to optimize hundreds of millions in ad spend and drive advertiser/user growth.

AI Causal Inference Data Pipelines Data Science Machine Learning +5 skills
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Reddit Backed by a16zBacked by Sequoia
341 views 11 hours ago

Staff Technical Product Manager, Ads ML Platform

Open 146d RemoteNorth AmericaContractStaff Salary + equity 6 questions Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Staff Technical Product Manager leading the roadmap for Reddit's Ads ML Platform, defining vision and building tooling that helps ML engineers train, deploy, and iterate on ad ranking and targeting models faster. Core focus areas include model-serving infrastructure, GPU optimization, and integrating Generative AI/LLM workflows.

Agentic AI AI Automation Data Science Fine Tuning +5 skills
217K – 304K $
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Reddit Backed by a16zBacked by Sequoia
517 views 11 hours ago

Frontend Engineer, Ads Campaign Manager

Open 37d RemoteNorth AmericaContractMiddle Salary + equity 5 questions Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Mid-level frontend engineer on Reddit's Ads Manager team building advertiser-facing tools for creating and managing ad campaigns on ads.reddit.com. Day to day: owning medium-sized frontend projects end to end — technical design, implementation, testing, and release — while collaborating with PMs, designers, and backend engineers on performance and reliability.

164K – 230K $
Reddit Backed by a16zBacked by Sequoia
226 views 11 hours ago

Staff Data Scientist, Ads

Open 146d RemoteNorth AmericaContractStaff 9 questions Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
Canada
Ontario

Build and refine Reddit’s ad-measurement and identity systems using probabilistic modeling, causal inference, and ML to improve advertiser ROAS and privacy-safe targeting.

A/B Testing AI Causal Inference Data Science Machine Learning +4 skills
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Reddit Backed by a16zBacked by Sequoia
284 views 11 hours ago

Staff Data Scientist, Ads

Open 146d RemoteNorth AmericaContractStaff Salary + equity 9 questions Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Staff Data Scientist on Reddit’s Ads team building identity resolution, lift measurement, and predictive models to improve ad performance and advertiser ROI.

A/B Testing AI Causal Inference Data Science Machine Learning +4 skills
217K – 304K $
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Reddit Backed by a16zBacked by Sequoia
282 views 11 hours ago

Senior Data Scientist, Ads

Open 85d RemoteNorth AmericaContractSenior Salary + equity 7 questions Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Build and apply ML models to improve Reddit’s ad platform, analyzing large-scale data to drive advertiser performance and platform growth.

A/B Testing AI Anomaly Detection BigQuery Causal Inference +12 skills
191K – 267K $
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Reddit Backed by a16zBacked by Sequoia
203 views 11 hours ago

Staff Product Manager, Ads Formats

Open 66d RemoteNorth AmericaContractStaff Salary + equity 5 questions Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

The Staff Product Manager will lead the strategy and execution for Reddit's ad formats and browser experiences, collaborating with engineering, design, and data science teams to optimize ad performance. This role focuses on driving foundational investments and lower-funnel ad formats to deliver value for advertisers and users.

AI Data Science Go-to-Market UX Design
217K – 304K $
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Pinterest Backed by a16z
106 views 12 hours ago

Sr. Technical Support Engineer

Open 146d RemoteNorth AmericaSenior Salary + equity 3 questions Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States
San Francisco, CA

Senior Technical Support Engineer on Pinterest's PinTech team, acting as the go-to expert for the Pinterest API and partner integrations for Tier 1 partners and enterprise advertisers. Day to day: proactive/reactive technical support, on-call rotation, leading integration and API-launch projects end-to-end with Engineering, and building AI-driven automations, using Python or shell scripting.

AI API Bash Python
124K – 255K $
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