Core Software Engineer

Summary

Join ClickHouse's Core Performance team as a C++ engineer and contribute to optimizing the performance of the ClickHouse database. You will analyze and optimize database performance, develop and extend performance tests, assist the Support Engineering team with debugging, collaborate with other core teams, and engage with the open-source community. This remote-first role requires strong C++ and database experience, along with excellent communication and problem-solving skills. The company offers competitive compensation, stock options, flexible work arrangements, healthcare contributions, generous time off, and a home office setup allowance. Bonus points are awarded for experience with ClickHouse, security, cloud infrastructure, and public speaking.

Requirements

• Solid professional software development experience in C++
• Experience with Unix Systems
• Strong knowledge in database internals and design
• Experience in performance engineering
• Communicate well with others and have the ability to work well within and across engineering teams
• Ready to work closely with our open-source community
• Participate in code reviews with patience and attention to detail fostering a culture of collaboration and mutual respect
• Strong problem-solver and have solid production debugging skills
• Passionate about efficiency, availability, scalability and data governance
• Thrive in a fast-paced start-up environment, seeing yourself as a partner with the business with the shared goal of moving forward and building together
• High level of responsibility, ownership, and accountability

Responsibilities

• Analyze and optimize the performance of the core ClickHouse database
• Extend existing and add new performance tests, based on real-world or synthetic datasets
• Serve as a resource for the Support Engineering team, helping to debug the most advanced performance issues encountered by our customers
• Collaborate with other core teams to assess the impact of new features on performance and support colleagues with performance tests and advice
• Work with our open-source community. This will include resolving issues, reviewing and finishing PRs, answering questions from mail, chats, google groups, external Slack channels, etc

Preferred Qualifications

• Experience with ClickHouse
• Experience in security, privacy, and compliance
• Experience with TCP/IP and network programming
• Experience developing cloud infrastructure services, preferably with Kubernetes
• Experience giving public talks at technical conferences and meetups
• Previous contributions to open source projects

Benefits

• Cash compensation and a stock options grant
• Employer contributions towards your healthcare
• Equity in the company - Every new team member who joins our company receives stock options
• Flexible time off in the US, generous entitlement in all countries
• A $500 Home office setup if you’re a remote employee
• Employee-driven international mobility - we enable you to relocate internationally if you wish (within certain countries and timelines and subject to role requirements, time zones and work permit considerations)
• Flexible work environment - ClickHouse is a distributed company offering remote-first work to all employees