Senior Fullstack Engineer - Observability Real User Monitoring (RUM)

The Opportunity:

• Build end-to-end observability that spans application, infrastructure, database, browser, and mobile.
• Capture, store, and query high-volume user interaction data from browsers and mobile devices.
• Build systems that ingest and process massive amounts of telemetry.

What you’ll be doing:

• Ensure quality through testing, observability of your own systems, documentation, and smooth upgrade paths.
• Collaborate cross-functionally with backend, frontend, product, and solutions engineering to deliver cohesive observability workflows.
• Support teammates, participate in technical design discussions and help shape the RUM roadmap.

What makes you a great fit:

• Experience building or operating distributed systems in production (e.g., Kafka, WarpStream, ClickHouse, Cassandra, Postgres).
• Familiarity with cloud-native systems (Docker, Kubernetes, AWS, GCP, Azure).
• Customer-focused mindset with a passion for developer experience.