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Senior Software Engineer (C++) - chDB

Remote: 
Full Remote
Contract: 
Full time
Work from: 
Anywhere

Offer summary

Qualifications:

Strong professional software development experience in C++, Experience with Unix systems and cross-platform development, Familiarity with multiple programming languages, particularly Python, Go, Java, Node.js, or Rust, Experience developing language bindings or FFI implementations..

Key responsibilities:

  • Develop features for the chDB core engine in C++, focusing on performance optimization and object serialization.
  • Design and implement language bindings for various programming languages.
  • Collaborate with integration teams to ensure compatibility across language ecosystems.
  • Serve as a technical resource for the multi-language community, helping debug issues and optimize performance.

ClickHouse logo
ClickHouse Scaleup https://www.clickhouse.com
51 - 200 Employees
See all jobs

Job description

About ClickHouse

Established in 2009, ClickHouse leads the industry with its open-source column-oriented database system, driven by the vision of becoming the fastest OLAP database globally. The company empowers users to generate real-time analytical reports through SQL queries, emphasizing speed in managing escalating data volumes.Enterprises globally, including Lyft, Sony, IBM, GitLab, Twilio, HubSpot, and many more, rely on ClickHouse Cloud. It is available through open-source or on AWS, GCP, Azure, and Alibaba. 

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

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 globally distributed company and remote-friendly. We currently operate in 20 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 $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 our first 500 employees, you will be instrumental in shaping our culture. 

Are you interested in finding out more about our culture?  Learn more about our values here.  Check out our blog posts or follow us on LinkedIn to find out more about what’s happening at ClickHouse.

Equal Opportunity & Privacy 

ClickHouse provides equal employment opportunities to all employees and applicants and prohibits discrimination and harassment of any type based on factors such as race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. 

Please see here for our Privacy Statement.

Required profile

Experience

Spoken language(s):
English
Check out the description to know which languages are mandatory.

Hard Skills

Performance ImprovementDataframeDeserializationC++ (Programming Language)High Performance ComputingConcurrency PatternCross-Platform ApplicationsMultiprocessingLanguage LocalisationPython (Programming Language)Data ProcessingUnixDatabase EnginesIn-Memory DatabaseNode.js (Javascript Library)Rust (Programming Language)Java (Programming Language)Go (Programming Language)Apache ParquetCross CompilingSystems DevelopmentSoftware DocumentationDatabase DevelopmentApplication Programming Interface (API)WebAssemblyPackage Management SystemsQuery OptimizationData EncodingApache Avro

Other Skills

  • Teamwork
  • Communication
  • Problem Solving
Are you interested?

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