Senior Cloud Performance Engineer

About ClickHouse

Recognized on the 2025 Forbes Cloud 100 list, ClickHouse is one of the most innovative and fast-growing private cloud companies. With more than 3,000 customers and ARR that has grown over 250 percent year over year, ClickHouse leads the market in real-time analytics, data warehousing, observability, and AI workloads.

The company’s sustained, accelerating momentum was recently validated by a $400M Series D financing round. Over the past three months, customers including Capital One, Lovable, Decagon, Polymarket, and Airwallex have adopted the platform or expanded existing deployments. These customers join an established base of AI innovators and global brands such as Meta, Cursor, Sony, and Tesla.

We’re on a mission to transform how companies use data. Come be a part of our journey!

About the Team

The Cloud Performance Engineering team is responsible for building cloud native ClickHouse Cloud Platform that will transform the OLAP space. Our team is looking for exceptional performance engineers with a proven track record of understanding the performance limits of different distributed databases and creating tools for measuring the performance and scalability of complex systems. The ideal candidate for this position is a distributed systems performance engineer with a strong background in database benchmarking, test automation, system engineering, performance analysis, and capacity management. This role is a unique opportunity to make a significant impact on our elastic, limitless scale, high-performance, server less clickHouse Cloud.

What will you do?

• Benchmark system performance, database performance analysis, capacity sizing and optimization.
• Ability to troubleshoot and debug application and server errors and logs and triage accordingly
• Recommend configuration tuning/optimizations for performance bottlenecks
• Work closely with ClickHouse core development team, cloud team, security team and partner with them to improve the performance of ClickHouse Cloud.
• Plan, enable, and drive Chaos initiatives across Engineering teams, based upon internal priorities
• Develop, deploy and manage tools to systematically run chaos experiments and measure impact
• Enjoy working on, and gaining a deep understanding of, large scale distributed systems
• Study the problems in the software resilience, operational, and delivery spaces
• Extend our entire backend to enable Chaos Engineering techniques in the system
• Observe running systems, and determine/prioritize innovative ways to disrupt them

About you:

• You have 6+ years of relevant software development industry experience building and operating scalable, fault-tolerant, distributed systems.
• Software development experience in Go, C/C++, Java, or similar.
• Experience with concurrency, multithreading, and the deployment of distributed sys