About the job
At Klaviyo, we celebrate the diverse backgrounds, experiences, and perspectives that each member of our team—affectionately known as Klaviyos—brings to our innovative workplace. We believe in providing equal opportunities for success and value the unique journeys each individual contributes beyond the conventional job criteria. If you find yourself closely aligned with the role but not an exact match, we encourage you to apply. To discover more about life at Klaviyo, visit klaviyo.com/careers and see how we empower creators to forge their own paths.
Team Overview:
The Infrastructure Security team is dedicated to simplifying security choices for engineers as they develop top-tier software at lightning speed. We embed security seamlessly and effortlessly, enhancing both the efficiency of our engineers and the overall security of Klaviyo.
Our work integrates aspects of security, infrastructure, and software development, necessitating a comprehensive understanding of systems and engineering principles. We create intricate, foundational solutions that must be exceptionally reliable, secure, and perform optimally on a global scale.
This position is ideal for experienced engineers who thrive on transforming real-world challenges into robust, scalable solutions. Your contributions will be highly visible and will significantly influence how hundreds of Klaviyos accomplish their tasks daily, ensuring that hundreds of thousands of customers can use our products with assurance.
How you’ll make an impact:
As a Senior Software Engineer on the Infrastructure Security team, you will be instrumental in building the internal platforms, systems, and services that serve as the bedrock for secure engineering practices at Klaviyo. Your responsibilities will include:
- Delivering foundational security services that empower Klaviyo engineers to operate with confidence and speed.
- Designing and developing systems and processes that ensure high availability and scalability.
- Creating, building, and deploying software that significantly enhances the availability, scalability, latency, and overall efficiency of Klaviyo's services.
- Identifying and resolving bottlenecks to achieve breakthroughs in system throughput.
- Utilizing technologies such as Python, Golang, AWS, Django, and Kubernetes to drive innovation.

