Senior Software Engineer, Agent Platform
KlaviyoBoston, Massachusetts, United States
Posted May 27, 2026
148000 - 222000 USD
Full Time
About the Company
Klaviyo is a technology company that empowers creators to own their destiny by making first-party data accessible and actionable like never before.
Job Description
At Klaviyo, we're looking for a Senior Software Engineer to join our team and contribute to building state-of-the-art AI and machine learning technologies. The ideal candidate will have experience with backend systems, distributed systems, and AI applications in production. The role is hybrid and based in Boston.
Requirements
- 5+ years of experience as a backend software engineer, building scalable, distributed systems
- Strong experience working in production environments and launching ML/AI projects
- Hands-on experience with generative AI and agentic AI applications in production
- Proficient in Python (or similar)
- Comfortable collaborating with cross-functional technical partners
- Curious, proactive, and eager to learn
Benefits
- Comprehensive range of health, welfare, and wellbeing benefits
- Annual cash bonus plan
- Variable compensation (OTE) for sales and customer success roles
- Equity
- Sign-on payments
