Senior Software Engineer, Cloud-Native Security

Klaviyo; Boston (MA); On-site; USD 148,000 - 222,000; Full time

Job summary

Klaviyo is seeking a Senior Software Engineer for the Infrastructure Security team in Boston to help build secure, scalable cloud-native systems. You will own components end-to-end, collaborate with senior engineers, and design secure solutions across a distributed platform with a strong focus on reliability and security.

You will contribute to architecture, improve performance, and enhance security posture while working on a modern tech stack including Python, Go, AWS, and Kubernetes.

Qualifications

• 6+ years of experience building and operating cloud-native, distributed systems in production.
• Production-quality code in Python or Go.
• Hands-on experience with AWS or a similar cloud provider, and IAM concepts.
• Experience with containers and orchestration platforms such as Kubernetes.
• Infrastructure as code using Terraform.
• Ability to own services and features independently, while knowing when to ask for feedback or support.

Responsibilities

• Design, build, and maintain cloud-native security services used across Klaviyo.
• Own meaningful components and services end to end, from implementation through production operation.
• Improve the availability, scalability, latency, and efficiency of infrastructure security systems.
• Collaborate with senior engineers on system design and architecture, contributing ideas and technical solutions.
• Identify performance, reliability, and security issues in distributed systems and drive improvements.
• Build tooling, automation, and documentation that improve developer experience and security posture.
• Partner with product-facing and platform engineers to ship impactful, secure solutions.
• Participate in design reviews, code reviews, and on-call rotations.

Skills

Cloud-native systems

Python

Go

AWS

Kubernetes

Terraform

On-call rotation

Code reviews

Tools

Kubernetes

Terraform

AWS

Job description

Klaviyo is seeking a Senior Software Engineer for the Infrastructure Security team in Boston to help build secure, scalable cloud-native systems. You will own components end-to-end, collaborate with senior engineers, and design secure solutions across a distributed platform with a strong focus on reliability and security.

You will contribute to architecture, improve performance, and enhance security posture while working on a modern tech stack including Python, Go, AWS, and Kubernetes.