Top Engineering Jobs in Boston, MA

As a Senior Software Engineer at Klaviyo, you will design and scale AI backend systems, collaborate with ML engineers, and optimize customer experience through innovative technology.

Lead the Customer Agent AI project at Klaviyo, managing engineering teams, defining technical direction, and driving architectural decisions to develop a conversational AI platform.

As an Engineering Manager for Data Automation, you will lead a team to build and manage data processing systems using various technologies, ensuring high performance and reliability while optimizing workflows.

As a Principal Engineer for Core Infrastructure at Klaviyo, you will architect and enhance the Kubernetes platform and CI/CD pipelines, improve developer velocity, and ensure operational excellence while incorporating AI tools for automation and incident response.

The Principal Engineer will lead enterprise scalability efforts, driving architectural changes, optimizing systems, and integrating AI for improved operational performance across multi-tenant SaaS platforms.

As a Software Engineer II on the Data Automation team, you will design and maintain the analytics infrastructure, collaborating with teams to ensure high system performance and reliability.

Lead the production infrastructure organization to define platform primitives (compute, storage, networking, observability), drive reliability (SLOs/SLIs, incident management, capacity planning), create golden paths and cost-effective frameworks, mentor and scale teams, collaborate cross-functionally on platform investments, and apply AI to improve infrastructure operations and developer productivity.

Lead technical direction and development of core platform primitives (infrastructure, databases, queuing, observability). Own multi-team platform initiatives, improve scalability, availability, latency, and cost-efficiency, mentor engineers, drive on-call and reliability practices, and leverage Python/Go, cloud-native tools, and IaC to enable product teams to build and operate confidently.

Build and maintain Klaviyo's Android SDK and adjacent mobile products (in-app messaging, universal linking, geofencing). Ship production-tested Android features, debug across devices and OS versions, contribute to other SDKs and backend services, write tests and docs, collaborate with product and engineering teams, and support customer integration issues.

Build and own full-stack, enterprise-grade analytics and reporting features—from data access and storage to front-end visualizations. Collaborate with Product, Design, Data Science and cross-functional teams to deliver AI-assisted, customizable reporting that drives adoption, retention, and action within the Klaviyo platform.