About this role
An AI Engineer II at Klaviyo designs and builds scalable backend systems and user experiences that power AI products and agent solutions for a large e-commerce customer base. The role partners with product managers, machine learning engineers, and data scientists to deliver backend-heavy architecture, async processing pipelines, and distributed systems that enable production AI at scale.
Required Skills
- Python
- FastAPI
- Django
- Prompt Engineering
- Few-Shot Learning
- Fine-Tuning
- Generative AI
- Model Serving
- Model Deployment
- Apache Spark
+14 more
About Klaviyo
klaviyo.comKlaviyo is a B2C CRM and marketing automation platform that unifies AI-powered email and SMS to help ecommerce brands drive growth and retention. It uses customer data, advanced segmentation, and automation flows to deliver personalized, omnichannel experiences across email, SMS, WhatsApp, and more — including AI-driven capabilities via K:AI Agents. Klaviyo emphasizes measurable results with analytics, testing, and integrations with major ecommerce platforms to boost revenue and lifetime value. Companies use it to build targeted lifecycle campaigns, personalized messaging, and data-driven retention strategies at scale.
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