Company blurb

Klaviyo is the world’s leading owned marketing platform known for accelerating revenue for online businesses using the channels they own like email, web, and mobile. Enabling companies to leverage these owned marketing channels, Klaviyo makes it easy to store, access, analyze and use transactional and behavioral data to power highly-targeted customer and prospect communications.

Company size

400+ employees

Remote status

There is a mix of full time remote employees and in-office employees, who take advantage of the flexible work from home culture. There is support to make sure you have the tools and resources to have a productive and appropriate work from home setup.


The Global Headquarters is in Boston, MA. Their secondary office is in London, UK.

Company technologies

  • Python, Django, Celery, Java
  • MySQL, Cassandra, RabbitMQ, Redis
  • HTML, JavaScript, LESS, Backbone.js, React, Amazon Web Services (EC2, RDS, Aurora, etc.)
  • Terraform, Ansible, Packer, and other DevOps tools

Office locations

  • Boston, MA
  • London, UK

How to apply

Visit our Careers page for information on how to apply.