Senior Cloud Performance Engineer

ClickHouse is one of the most innovative and fast-growing private cloud companies, recognized on the 2025 Forbes Cloud 100 list. The Cloud Performance Engineering 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.

Responsibilities

Benchmark system performance, database performance analysis, capacity sizing and optimization; 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

Requirements

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 system architectures; Experience developing cloud infrastructure services; Experience leading and shipping large scope technical projects in collaboration with multiple experienced engineers; Expertise with a public cloud provider (AWS, GCP, Azure) and their infrastructure as a service offering (e.g. EC2); Excellent communication skills and the ability to work well within a team and across engineering teams; Strong problem solver and solid production debugging skills; Passionate about efficiency, availability, scalability and data governance; Thrive in a fast paced environment and see yourself as a partner with the business; High level of responsibility, ownership, and accountability

Nice to have

Kubernetes

Benefits

Flexible work environment - ClickHouse is a globally distributed company and remote-friendly; Healthcare - Employer contributions towards your healthcare; Equity in the company - Every new team member receives stock options; Time off - Flexible time off in the US, generous entitlement in other countries; $500 Home office setup if you're a remote employee; Global Gatherings - opportunities to engage with colleagues at company-wide offsites