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ClickHouse

Senior Software Engineer (C++) - chDB

Remote China
C++ Rust API SQL Python Go Ruby Java Node.js R
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Description

About ClickHouse

We are the company behind the popular open-source, high performance columnar OLAP database management system for real-time analytics. ClickHouse works 100-1000x faster than traditional approaches. By offering a true column-based DBMS, it allows for systems to generate reports from petabytes of raw data with sub-second latencies. With an amazing community already adopting our open-source technology, we are now embracing our journey in delivering Cloud first solutions to delight our customers. 

With top adopters such as Lyft, Cisco, and eBay - not only do our products work at lightning speed, so do we. 

We are an open and collaborative company. Our colleagues are curious, engaged and excited about what they do. If you want to work in an environment where you can learn, grow, be an agent of change and have your voice heard - then please read on!

 

The Core Engineering team for chDB is responsible for developing our high-performance in-process SQL engine, powered by ClickHouse, while working cross-functionally to enhance multi-language ecosystem integration. We're looking for an exceptional C++ engineer who will work on our core engine and help expand our language binding capabilities across Python, Go, Ruby, Java, NodeJS, Bun, Rust, and R ecosystems.

What will you do?

  • Develop features for the chDB core engine in C++, working on areas like performance optimization, object serialization, and DataFrame operations
  • Design and implement language bindings for various programming languages
  • Closely collaborate with our integration teams to ensure seamless compatibility across language ecosystems, particularly with data science tools and frameworks
  • Improve the robustness of chDB through comprehensive testing across different language bindings
  • Serve as a technical resource for the multi-language community, helping debug advanced issues and optimize performance
  • Work with our open-source community, including resolving issues, reviewing PRs, and providing guidance through various communication channels

About you:

  • Strong professional software development experience in C++
    • Experience with Unix systems and cross-platform development
    • Experience in one or more: high-performance computing, in-memory databases, data processing engines, concurrency, and multithreading
  • Experience developing language bindings or FFI (Foreign Function Interface) implementations
  • Familiarity with multiple programming languages, particularly Python, Go, Java, Node.js, or Rust
  • Strong communication skills and ability to work effectively within and across engineering teams; some professional working proficiency with English is required
  • Experience with data processing frameworks and SQL engines
  • You're passionate about building developer tools and improving cross-language interoperability
  • You thrive in a fast-paced environment and can balance technical excellence with practical solutions
  • You have a high level of ownership and accountability, with a focus on delivering reliable, performant code

Bonus points for:

  • Experience with database internals and query optimization
  • Familiarity with package management and build systems across different languages
  • Experience with data formats like Parquet, Avro, and Arrow
  • Contributions to cross-language tools or related open source projects
  • Experience optimizing performance for large-scale data operations
  • Background in developing APIs and creating developer documentation
  • Knowledge of WebAssembly and cross-platform compilation

Compensation

This role offers cash compensation and a stock options grant. For roles based in the United States, you can find above our typical starting salary ranges for this role, depending on your specific location. 

The positioning of offers within a certain range depends on various factors, including: candidate experience, qualifications, skills, business requirements and geographical location.

If you have any questions or comments about compensation as a candidate, please get in touch with us at paytransparency@clickhouse.com.

Perks

  • Flexible work environment - ClickHouse is a distributed company offering remote-first work to all employees
  • 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 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)

Culture - We All Shape It

As part of our first 200 employees, you will be instrumental in shaping our culture. 

We look for candidates who are: 

  • Motivated by doing great work as part of a team :)
  • Open to learning from others and sharing with others
  • Team Players: helpful, resourceful, responsive
  • Respectful and see feedback as an opportunity to grow

Are you interested in finding out more about our culture? We are a one year old company therefore we are excited to be building it together at the moment. Our first 200 employees are the culture shapers of our future. Check out our blog posts or follow us on LinkedIn to find out more about what’s important to us, and to find out if you’d like to come and contribute to building our culture with us!

Please see here for our Privacy Statement.

ClickHouse
ClickHouse
Analytics Big Data Database Software

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