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From the employer's careers site First seen 4 Nov 2026

Core Software Engineer (C++) - Remote

ClickHouse Germany Remote senior full-time

Salary

$195K - $260K per year

Apply on ClickHouse

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.

As part of the ClickHouse Core Performance team, you will analyze and optimize the performance of the core ClickHouse database. The team works on many different topics such as query optimization, distributed query optimization, relational operators (e.g. aggregation and joins), caching, and low-level optimizations like SIMD instructions.

You will 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.

You will serve as a resource for the Support Engineering team, helping to debug the most advanced performance issues encountered by our customers.

You will work closely with our other core teams to assess the impact of new features on performance and support colleagues with performance tests and advice.

You will collaborate with our open-source community, resolving issues, reviewing and finishing PRs, answering questions from mail, chats, google groups, external Slack channels, etc.

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
  • Good communication skills and ability to work well within and across engineering teams
  • Willingness to work closely with our open-source community

Bonus points for:

  • 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

Perks:

  • Flexible work environment
  • Healthcare
  • Equity in the company
  • Time off
  • A USD$500 Home office setup if you’re a remote employee
  • Global Gatherings

Skills

Required

  • C++
  • Unix Systems
  • database internals
  • performance engineering

Nice to have

Ready to apply?

You apply with the employer directly. Their original posting is here: https://jobs.ashbyhq.com/clickhouse/20545015-18e8-4dc4-a779-0cc1d669c17c

Apply on ClickHouse