ClickHouse
Enterprise SaaSDirect Ashby career site

Core Software Engineer (C++) - Remote

Location
Remote (US)
Job type
Full-time
Level
Senior
Listed
23 days ago

Skills & highlights for this role

  • C++
  • database internals
  • performance engineering
  • Unix/Linux systems

Also useful

  • ClickHouse
  • Kubernetes
  • TCP/IP and network programming
  • SIMD optimization

About the role

NOTE: this role can be anywhere in the United States or Canada as the position is not office-based.

With over 49,000 stars on GitHub ClickHouse is the fastest and most resource efficient open-source database for real-time apps and analytics. Our Core Engineering teams own the heart of our ClickHouse Open Source project. 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, we are seeking engineers who love scaling and optimizing the performance of highly distributed systems.

What will you do?

  • As part of the ClickHouse Core teams, you will contribute to, 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. This includes an on call rotation as well as participation in our external community support channels.
  • As the core ClickHouse database continues to move at a fast pace, you will closely collaborate with our other teams to assess the impact of new features on performance and reliability
  • You will 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.

About you

  • You bring along solid professional software development experience in C++. This includes experience with Unix/Linux Systems.
  • You have strong knowledge in database internals and design.
  • You have experience in performance engineering, ideally in a database but other areas like high-frequency trading, simulation, real time data processing etc. are also okay.
  • You communicate well with others and have the ability to work well within and across engineering teams.
  • You are ready to work closely with our open-source community. You participate in code reviews with patience and attention-to-detail fostering a culture of collaboration and mutual respect.
  • You are a strong problem-solver and have solid production debugging skills.
  • You are passionate about efficiency, availability, scalability and data governance.
  • You 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.
  • You have a high level of responsibility, ownership, and accountability.

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.

#LI-Remote

Perks

  • Flexible work environment - ClickHouse is a globally distributed company and remote-friendly. We currently operate in over 25 countries.
  • 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 USD$500 Home office setup if you’re a remote employee.
  • Global Gatherings - We believe in the power of in-person connection and offer opportunities to engage with colleagues at company-wide offsites.

Culture - We All Shape IT

As part of a rapidly scaling start-up, you will be instrumental in shaping our culture.

Read the original posting

From ClickHouse's careers page, first listed on Rolev.ai on October 17, 2026. Rolev.ai is not the employer.

How Rolev.ai helps with this application

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Common questions

Where is the Core Software Engineer (C++) - Remote job at ClickHouse located?

Yes, this Core Software Engineer (C++) - Remote opening at ClickHouse is listed as Remote (US). Always check ClickHouse's application page for specific state eligibility or relocation policies.

What qualifications are required for Core Software Engineer (C++) - Remote at ClickHouse?

For the Core Software Engineer (C++) - Remote role, ClickHouse highlights experience with C++, database internals, performance engineering, Unix/Linux systems. Rolev.ai can score your existing resume against these requirements and show any skill gaps before you apply.

How do I apply for the Core Software Engineer (C++) - Remote position at ClickHouse?

This listing links directly to ClickHouse's Ashby application page. You can apply directly on ClickHouse's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the Ashby application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.