Core Performance Software Engineer (C++) - Remote

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Requirements:

• Solid professional software development experience in C++.
• Strong knowledge in database internals and design.
• Experience in performance engineering, ideally in a database or related areas.
• Ability to communicate and work well within engineering teams.
• Willingness to engage with the open-source community.
• Strong problem-solving and production debugging skills.
• Passion for efficiency, availability, scalability, and data governance.
• Experience in fast-paced start-up environments.

Responsibilities:

• Analyze and optimize the performance of the core ClickHouse database.
• Work on query optimization, distributed query optimization, relational operators, caching, and low-level optimizations.
• Ensure database performance does not deteriorate over time by extending and adding performance tests.
• Serve as a resource for the Support Engineering team to debug performance issues.
• Collaborate with other core teams to assess impact of new features on performance.
• Work with the open-source community to resolve issues and participate in code reviews.