Klaviyo

Security Engineer Co-op (Fall 2026)

Klaviyo(12 days ago)

Boston, MAOnsiteInternshipIntern$98,000 - $98,000Security Engineering
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About this role

A 6-month paid Security Engineering co-op at Klaviyo’s Boston headquarters for undergraduate students. The position gives hands-on engineering experience across front-end and back-end systems, exposure to security and cloud-first platforms, and mentorship within the Security Engineering team.

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Required Skills

  • Python
  • Django
  • JavaScript
  • React
  • AWS
  • Terraform
  • Ansible
  • Big Data
  • Security Tooling
  • Automation

+4 more

Qualifications

  • BA/BS in Computer Science or Engineering
Klaviyo

About Klaviyo

klaviyo.com

Klaviyo 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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