Principal Software Engineer

From Fivetran’s founding until now, our mission has remained the same: to make access to data as simple and reliable as electricity. With Fivetran, customer data arrives in their warehouses, canonical and ready to query, with no engineering or maintenance required. We’re proud that more organizations continue to leverage our technology every day to become truly data-driven. About the Role Fivetran is building data pipelines to power the modern data stack for thousands of companies. Fivetran is looking for a Principal Software Engineer to join our Platform Engineering Group, focused on building and evolving the core systems that power our data movement platform. In this role, you will define and drive the long-term technical vision for critical platform components that enable Fivetran to scale from thousands to tens of thousands of customers. You will operate at the intersection of architecture, execution, and organizational influence — solving deeply complex distributed systems challenges while shaping engineering direction across multiple teams. If you are passionate about building highly reliable, scalable systems and influencing engineering excellence at scale, this role is a strong fit. This is a full-time position based out of our Oakland office. Our hybrid work model offers a blend of remote flexibility and in-person collaboration, including two days in the office each week to connect and build as a team. Technologies You’ll Use Java (JVM, JIT, GC tuning, thread management), JUnit Claude Code Docker and Kubernetes AWS, GCP Ba