Software Engineer II - Flows and Insight Management
Listed on 2026-02-02
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Software Development
Software Engineer, Full Stack Developer, Backend Developer
Software Engineer II - Flows and Insight Management
At Klaviyo, we value the unique backgrounds, experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each person brings beyond the traditional job requirements. If you’re a close but not exact match with the description, we hope you’ll still consider applying.
Want to learn more about life at Klaviyo? Visit to see how we empower creators to own their own destiny.
Klaviyo is looking for a Full Stack Engineer to support key initiatives that enhance our product offerings and drive company growth. In this role, you play a critical part in delivering end-to-end solutions using both front-end and back-end technologies. You improve existing products and develop new capabilities that push the boundaries of what possible for our customers.
As a Software Engineer II, you tackle complex challenges, explore multiple solutions, and weigh business and technical trade-offs to determine the best path forward. You actively contribute to team discussions and help shape important technology decisions. You also be responsible for shipping well-designed, thoroughly tested solutions that prioritize reliability and performance.
On the Flows Insight & Management team, we focus on crafting an exceptional user experience for the Flows product area which empowers users to build, manage, and analyze automated workflows seamlessly. Our work revolves around an intuitive visual editor that lets users create and modify flows with ease, as well as the rich insights and analytics that help them understand how their flows are performing.
We also manage APIs that integrate with other services, creating a powerful ecosystem for users to drive automation in new and exciting ways.
Collaboration is key to what we do. We actively partner with engineering teams across the organization, giving us exposure to diverse parts of the product and opportunities to impact various projects. This keeps us engaged with a variety of challenges and solutions, as we always learning and evolving.
Looking to the future, our team is focused on expanding the capabilities of Flows. We be enhancing our flow editor and ecosystem to make it even easier to build and expand on flows. We also building smarter recommendations and actionable insights to help users optimize their flows. With our continued evolution, we envision Flows not just as a tool, but as a platform that empowers teams to do more, build more, and connect seamlessly.
About the TeamThe Flows Insight & Management team owns how customers design, understand, and manage automated lifecycle programs across channels like Email, SMS, and Whats App. We are responsible for:
The Flows User
Experience:
Building an intuitive visual editor, staff-side management tools, and the analytics previews that allow users to create and modify flows with ease.
Developer APIs:
Managing the configuration and APIs that handle creating, editing, cloning, and versioning flows.
Analytics & Reporting:
Delivering rich insights, node-level metrics, and revenue/conversion analytics that help users understand exactly how their automations are performing.
Looking to the future, we are focused on expanding the flow editor ecosystem and building smarter recommendations and actionable insights to help users optimize their strategies.
What We’re Looking For
- 3+ years of experience in a software engineering role with a proven track record of building high-quality products.
- Strong Full Stack proficiency:
Experience building end-to-end solutions using Python and Django on the backend, and React and Type Script on the frontend. - API Design experience:
Ability to design and maintain robust RESTful APIs (experience with developer-facing APIs is a plus). - Infrastructure & Database knowledge:
Familiarity with relational databases (MySQL/Aurora) and exposure to cloud infrastructure, specifically AWS. - Engineering best practices: A focus on writing clean, maintainable code, participating in code reviews, and leading robust testing practices.
- Agile collaboration:
Experience working in fast-paced environments and partnering effectively with Product and Design teams. - Experience using AI coding tools like Claude Code or Cursor to accelerate development.
- Experience with infrastructure as code, such as Terraform.
- Familiarity with asynchronous task queues and event-driven architecture (Pulsar, Kafka, Rabbit
MQ, Celery). - Background in digital marketing, customer data software, or building analytics products.
- Exposure to machine learning concepts, as we work towards building smarter recommendations for our users.
- Experience building cloud-native solutions, ideally on AWS.
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