Senior FullStack Engineer - Real User Monitoring (RUM)

📋 Description

• Build and evolve fullstack features for RUM, starting with the frontend user experience that spans
• Design and implement systems that ingest, store, and query high-cardinality, high-volume telemetry
• Develop performant query layers and APIs that power real-time exploration of user sessions, traces
• Contribute to frontend applications that visualize RUM data, enabling users to debug performance
• Work on data modeling, indexing strategies, and query optimization to ensure low-latency
• Collaborate closely with SDK engineers (browser and mobile) to ensure high-quality data ingestion

🎯 Requirements

• 5+ years of fullstack engineering experience with strong frontend fundamentals
• Frontend experience, TypeScript and React. Backend experience, Go is preferred.
• Experience building or operating distributed systems in production (e.g., Kafka, WarpStream, Apache
• Familiarity with cloud-native systems (Docker, Kubernetes, AWS, GCP, Azure)
• Experience working with high-throughput, high-cardinality data (logs, metrics, traces, events)
• Strong understanding of data modeling, query optimization, and performance tradeoffs

🎁 Benefits

• 100% Remote, Global Culture - As a remote-only company, we bring together talent from around the
• Scaling Organization – Tackle meaningful work in a high-growth, ever-evolving environment.
• Transparent Communication – Expect open decision-making and regular company-wide updates.
• Innovation-Driven – Autonomy and support to ship great work and try new things.
• Open Source Roots – Built on community-driven values that shape how we work.
• Empowered Teams – High trust, low ego culture that values outcomes over optics.