Principal Database Performance Engineer – Core Engineering, C++

• Identify impactful performance and scalability opportunities in customer or benchmark workloads
• Architect and implement optimized database algorithms and data structures across relational operators, indexes, query processing, memory management, and scheduling
• Drive the performance roadmap for latency, throughput, memory efficiency, and hardware utilization improvements
• Participate in developing a complex, high-performance database system
• Conduct meticulous testing and safe production rollouts
• Represent ClickHouse externally through presentations, blog posts, and community contributions
• Mentor and support junior engineers

• 5+ years of experience in database performance engineering or distributed systems
• Master or PhD in databases or a related field
• Strong fluency in C++
• Background in performance-critical software or systems programming
• Track record of driving complex performance improvements end-to-end
• Deep understanding of computer science fundamentals, data structures, and algorithms
• Excellent communication and leadership skills
• Proactive, goal-driven mindset

• Flexible work environment and remote-friendly working arrangement
• Employer contributions towards healthcare
• Stock options for every new team member
• Flexible time off in the US
• Generous time-off entitlement in other countries
• USD$500 home office setup allowance for remote employees
• Opportunities to engage with colleagues at company-wide offsites