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4,664 AdTech jobs

Open tech roles at companies in advertising and marketing technology.

4.7K jobs
Klaviyo Backed by Accel
53 views last week

Lead Software Engineer, CICD

Open 51d North AmericaLead 4 questions 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.Ireland permit employer — This employer was issued Irish employment permits this year or in the two years before, per the Department of Enterprise, Tourism and Employment. The permits belong to the employer and are not a commitment to sponsor this role.
United States
Boston, MA

Leads Klaviyo's Developer Infrastructure team, owning the CI/CD roadmap, pipeline tooling, and engineering standards so hundreds of engineers can ship code fast and safely. Hands-on role across Python/Go backends, React tooling, and AWS/Kubernetes/Terraform/Buildkite infrastructure, with a push toward AI-driven automation.

AI Ai Enablement Automation AWS CI/CD +22 skills
176K – 264K $
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Klaviyo Backed by Accel
62 views last week

Senior Security Engineer - Detection & Response

Open 55d North America, UKSenior 4 questions 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.Ireland permit employer — This employer was issued Irish employment permits this year or in the two years before, per the Department of Enterprise, Tourism and Employment. The permits belong to the employer and are not a commitment to sponsor this role.
San Francisco, CA

Senior Security Engineer on Klaviyo's Detection & Response team: builds detections-as-code, triages alerts, leads end-to-end incident response, digital forensics, and threat hunts across corporate, cloud, and product environments, while developing AI-first automation tooling. Core stack includes SIEM, security data lakes, SQL/Splunk, and Python/Go.

AI Automation CI/CD Cloud Data Engineering +12 skills
142K – 212K $
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Smartly.io
35 views last week

Senior Customer Success Manager

Open 144d RemoteLATAMSenior 3 questions
Mexico
Mexico City

POR FAVOR ENVÍA TU SOLICITUD/CURRÍCULUM EN INGLÉS ¿Te gusta tener la responsabilidad de gestionar y hacer crecer un mercado completo? ¿Te motiva trabajar de cerca con clientes para resolver los retos de su estrategia…

AI E-commerce SaaS
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Klaviyo Campus
74 views last week

Software Engineer Co-op (Spring 2027)

Open 52d North AmericaInternshipIntern 8 questions
United States
Boston, MA

Paid software engineering co-op at Klaviyo's Boston HQ (Jan 4–Jun 25, in office 5 days/week), embedded on a full-stack, back-end, or front-end team to own features end to end for a marketing platform with 180K+ customers. Stack includes Python, Go, TypeScript/React, MySQL, Kafka, Redis, and AWS; AI tool use is expected.

AI Analytics API Aurora Cassandra +23 skills
50 – 61 $ / hr
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Klaviyo Campus
98 views last week

Software Engineer Intern (Summer 2027)

Open 52d North AmericaInternshipIntern 8 questions
United States
Boston, MA

An 11-week paid, in-office summer software engineering internship at Klaviyo in Boston. Interns are embedded on full-stack, back-end, or front-end teams to own features end-to-end—writing, testing, shipping, and debugging production code—using Python, Django, TypeScript, React, Go, and data infra like Kafka, Cassandra, Clickhouse, and AWS, with AI tools central to daily work.

AI Analytics API Aurora Cassandra +18 skills
50 – 61 $ / hr
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Smartly.io
252 views last week

Senior Machine Learning Engineer, AI Platform

Open 144d HybridEuropeSenior 2 questions
Berlin, Berlin

The Senior Machine Learning Engineer will build and deploy AI-based solutions for ad creative and campaign performance within Smartly's advertising platform. The role involves working with large-scale datasets, strengthening MLOps infrastructure, and collaborating with cross-functional teams to productionize high-impact ML applications.

AI AWS Cloud Computer Vision C++ +15 skills
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Klaviyo Backed by Accel
24 views last week

Product Marketing Manager - Mobile

Open 56d North America 4 questions 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.Ireland permit employer — This employer was issued Irish employment permits this year or in the two years before, per the Department of Enterprise, Tourism and Employment. The permits belong to the employer and are not a commitment to sponsor this role.
United States
San Francisco, CA

Klaviyo is hiring a Product Marketing Manager to own positioning, go-to-market, and global launches for its SMS and mobile messaging products. Day to day this means market and competitive intelligence, roadmap input, sales enablement, and cross-functional campaigns for its ecommerce marketing automation platform.

AI Automation E-commerce Go-to-Market Klaviyo +3 skills
88K – 132K $
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Klaviyo Backed by Accel
49 views last week

Senior Machine Learning Engineer

Open 64d North AmericaSenior 7 questions 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.Ireland permit employer — This employer was issued Irish employment permits this year or in the two years before, per the Department of Enterprise, Tourism and Employment. The permits belong to the employer and are not a commitment to sponsor this role.
United States
Palo Alto, CA

Senior ML Engineer at Klaviyo (onsite in Palo Alto) training and deploying large-scale ML models and AI agents for marketing automation — including generative AI content, conversational AI, and recommender systems — using frameworks like PyTorch, TensorFlow, Hugging Face, Spark, and Ray.

Agentic AI AI Conversational AI Deep Learning Distributed Training +12 skills
196K – 294K $
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Klaviyo Backed by Accel
25 views last week

Senior Lead Technical Program Manager - Infrastructure

Open 79d North AmericaLead 8 questions 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.Ireland permit employer — This employer was issued Irish employment permits this year or in the two years before, per the Department of Enterprise, Tourism and Employment. The permits belong to the employer and are not a commitment to sponsor this role.
United States
Boston, MA

Senior Lead Technical Program Manager driving cross-cutting infrastructure programs—cloud, FinOps, CI/CD, security ops, migrations—across engineering teams at Klaviyo, managing high volumes of concurrent workstreams without direct authority.

AI Asana Automation CI/CD Cloud +8 skills
192K – 288K $
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Klaviyo Backed by Accel
48 views last week

Sr. AI Systems & Solutions Architect, Global Services

Open 91d North AmericaSenior 4 questions 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.Ireland permit employer — This employer was issued Irish employment permits this year or in the two years before, per the Department of Enterprise, Tourism and Employment. The permits belong to the employer and are not a commitment to sponsor this role.
United States
Boston, MA

Build AI-powered prototypes and workflows using LLMs (Claude, ChatGPT, Glean) to solve operational and creative challenges within Klaviyo's Global Services, enable teams through AI literacy programs, and scale solutions from prototypes to production-grade systems.

AI API Automation ChatGPT E-commerce +4 skills
120K – 180K $
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Klaviyo Backed by Accel
50 views last week

Senior Product Manager, Personalization Growth

Open 99d North AmericaSenior 4 questions 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.Ireland permit employer — This employer was issued Irish employment permits this year or in the two years before, per the Department of Enterprise, Tourism and Employment. The permits belong to the employer and are not a commitment to sponsor this role.
United States
Boston, MA

Owns Klaviyo's AI-powered analytics product suite, including an in-product AI agent that answers performance questions and surfaces insights for marketers, while modernizing data infrastructure and analytics UX.

AI Analytics Data Science E-commerce Go-to-Market +3 skills
136K – 204K $
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Klaviyo Backed by Accel
94 views last week

Staff Engineer, Applied AI (Customer Agent)

Open 54d North AmericaStaff 6 questions 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.Ireland permit employer — This employer was issued Irish employment permits this year or in the two years before, per the Department of Enterprise, Tourism and Employment. The permits belong to the employer and are not a commitment to sponsor this role.
United States
Boston, MA

Staff engineer on Klaviyo's Boston-based, in-office Customer Agent team, setting technical and product direction for a 0-to-1 conversational AI product that lets brands serve their customers. Day to day: hands-on coding plus leading orchestration, evals, guardrails, and reliability of production agentic LLM systems.

Agentic AI AI Conversational AI Data Science E-commerce +4 skills
176K – 264K $
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CapsLock
53 views last week

Social Media Video Editor & Designer

Open 57d RemoteCISFull-time Central Asia

CapsLock is hiring a remote Social Media Video Editor & Designer to produce short-form video content for TikTok, Instagram, and Facebook — editing raw footage with strong pacing, captions, sound, and motion graphics, plus creating supporting static assets like thumbnails and overlays. Core tools include Premiere Pro/Final Cut/DaVinci Resolve and Photoshop/Illustrator/Figma.

AI Analytics Data Analytics Davinci Resolve Figma +7 skills
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Klaviyo Backed by Accel
79 views last week

Full Stack Software Engineer - People Systems

Open 146d North America 8 questions 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.Ireland permit employer — This employer was issued Irish employment permits this year or in the two years before, per the Department of Enterprise, Tourism and Employment. The permits belong to the employer and are not a commitment to sponsor this role.
United States
Boston, MA

A lead engineering role building AI-first systems for Klaviyo's internal People/HR functions — designing LLM-powered workflows, copilots, and agents for recruiting, onboarding, and performance, integrated with SaaS like Workday and Greenhouse. Core stack includes Python, SQL, modern APIs, and LLM platforms with LangChain/LangGraph.

AI API Automation Data Engineering E-commerce +16 skills
140K – 210K $
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Klaviyo Backed by Accel
43 views last week

Senior Lead Product Manager, Enterprise

Open 146d North AmericaLead 4 questions 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.Ireland permit employer — This employer was issued Irish employment permits this year or in the two years before, per the Department of Enterprise, Tourism and Employment. The permits belong to the employer and are not a commitment to sponsor this role.
United States
Boston, MA

Leads the product strategy for Klaviyo's enterprise-grade B2C CRM platform, focusing on data unification, AI-driven automation, and integrations for large consumer brands.

AI Analytics API Automation CRM +7 skills
196K – 294K $
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COGNODATA
40 views last week

Data & Ai Engineer

New Europe
Spain
Madrid

Senior Data Scientist Lead at Cognodata, a Customer Science and Marketing Automation company in Madrid. The role sets AI/ML strategy and governance, leads multidisciplinary data teams, and oversees model industrialization (~70% leadership), with ~30% hands-on technical work on Azure architectures, Databricks pipelines, MLOps, and GenAI/LLM/RAG initiatives.

Analytics Automation Azure Cloud Data Engineering +9 skills
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brainrocketltd
28 views last week

Middle IAM Admin

New EuropeMiddle 7 questions
Cyprus
Limassol

Administers the Okta identity platform and Google Workspace (SSO, MFA, lifecycle management, SCIM/SAML/OIDC app integrations) for BrainRocket in Limassol, Cyprus, serving as L2-L3 support for access issues, automating IAM workflows with scripting, and supporting ISO 27001, SOC 2, and GDPR compliance.

API Authentication Automation AWS Azure +22 skills
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Epsilon Data Management
29 views last week

Data Scientist 2

New On-siteAPAC
India
Bengaluru

Data Scientist on Epsilon's Automotive Practice team, building machine learning and deep learning solutions (acquisition, engagement, retention) for OEMs and dealerships in North America. Day-to-day involves end-to-end MLOps — data ingestion, training, deployment, monitoring — using Python, PySpark, SQL, Databricks, and AWS/Azure.

AI Analytics Automation AWS Azure +17 skills
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The Rise Collective
123 views last week

Social Media Content Strategist & Copywriter

New RemoteNorth AmericaContract
United States
St. Petersburg, Florida

Fully remote (US) copywriter at a marketing agency: you create organic short-form scripts (Reels, TikToks, Shorts) for 8–10 client brands, plus ad scripts, VSLs, landing pages, and email/SMS copy. Uses AI tools like Claude and ChatGPT for speed; contractor-to-W-2 at $4,000–$5,000/month.

AI Automation Capcut ChatGPT Copywriting +3 skills
4K – 5K $ / mo
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株式会社ContentAge
21 views last week

7-2-AIエンジニアインターン

New APACInternshipIntern
Japan
渋谷区, 東京都

AI engineer intern in ContentAge's advertising business: turn staff engineers' detailed designs into working internal systems and generative-AI workflow automation, then test, propose improvements, and see fixes through release. Stack includes TypeScript/JavaScript, Python, Google Apps Script, Google Cloud, Salesforce, Swift; on-site at the Ebisu office.

Claude Code Cloud Cloud Run Firebase GCP +7 skills
1K – 2K JPY / hr
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