Core Software Engineer (C++) Jobs

ClickHouse

Location:
Germany

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

We are looking for exceptional C++ engineers to join our remote-first, global team and continue to scale and grow both our open source and ClickHouse Cloud offerings. More specifically, our Performance Engineering team is seeking engineers who love optimizing the performance of distributed systems.

Job Responsibility:

Analyze and optimize the performance of the core ClickHouse database
Ensure that the database performance does not deteriorate over time by extending existing and adding 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
Closely collaborate with our 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

Requirements:

Solid professional software development experience in C++
Experience with Unix Systems
Strong knowledge in database internals and design
Experience in performance engineering, ideally in a database but other areas like high-frequency trading, simulation, real time data processing etc. are also okay
Ability to work well within and across engineering teams
Ready to work closely with our open-source community
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
High level of responsibility, ownership, and accountability

Nice to have:

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

What we offer:

Flexible work environment
Healthcare - Employer contributions towards your healthcare
Equity in the company - Every new team member who joins our company receives stock options
Time off - Flexible time off in the US, generous entitlement in other countries
A $500 Home office setup if you’re a remote employee
Global Gatherings – opportunities to engage with colleagues at company-wide offsites

Additional Information:

Job Posted:
December 07, 2025

Work Type:

Remote work

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Core Software Engineer (C++)