Senior Platform Engineer - Platform Engineering
KlaviyoBoston, Massachusetts, United States
Posted September 23, 2025
152000 - 228000 USD year
Full Time
About the Company
Klaviyo is a CRM platform specialized for B2C brands, offering integrated marketing automation, analytics, and customer service. Its built-in data platform and AI insights enable businesses to deliver personalized 1:1 experiences at scale, enhancing efficiency and driving revenue. Distinctive in its unified solution, Klaviyo serves over 167,000 brands including Mattel and Glossier.
Job Description
Klaviyo is seeking a Senior Platform Engineer to design and develop foundational platform services for their core services. The role focuses on building a seamless engineering experience and enabling Klaviyo’s engineering teams to innovate quickly. This includes developing, shipping, and improving platform infrastructure for Klaviyo’s engineers.
Requirements
- Ship foundational services to enable engineering to move faster.
- Build a deep understanding of engineering needs across the organization.
- Design and develop software to improve the availability, scalability, latency, and efficiency of Klaviyo's core platforms.
- Mentor and pair with other engineers to build better software.
- Proficiency in Python and Go
- Understanding of Linux and networking stack
- Experience in Kubernetes, infrastructure as code, API gateways & traffic management, observability, or asynchronous processing tooling.
Benefits
- Comprehensive range of health, welfare, and wellbeing benefits
- Paid time off
- Equity
