Staff Software Engineer-ClickHouse Committer

EDB; Stuttgart; Remote; EUR 90,000 - 130,000; Full time

Job summary

EDB is seeking a senior database internals engineer to design and develop PostgreSQL features with a focus on real-time analytics via ClickHouse. You will contribute upstream to ClickHouse, work in Linux environments, and collaborate across CI/CD pipelines to deliver robust, scalable solutions.

This 100% remote role offers opportunities to influence large-scale data services globally. Strong expertise in distributed systems and database internals is required.

Qualifications

• 5+ years of database internals development experience (PostgreSQL preferred).
• Upstream contributions to the ClickHouse OSS project required.
• Expertise in C, C++, Rust, or Go systems programming.
• Experience with distributed query optimizers (Orca).
• CS fundamentals (algorithms, OS internals, data structures).
• Proficiency in Linux-based software development and debugging.
• Experience optimizing analytical database system performance.
• Strong problem-solving and communication skills.

Responsibilities

• Design and develop PostgreSQL database features and tools, with focus on ClickHouse real time analytics.
• Review and refine code contributions from team members to ensure quality.
• Write and maintain regression tests for bug fixes and new features.
• Troubleshoot and resolve database, network, and software-related issues.
• Work within CI/CD pipelines to ensure smooth integration and deployment.

Skills

Database internals

PostgreSQL

C/C++

Rust

Go

Orca (distributed query optimizer)

Linux development

Performance optimization

Problem solving

Communication

Tools

GitHub Actions

Job description

A Little About Us

EDB provides a data and AI platform that enables organizations to harness the full power of Postgres for transactional, analytical, and AI workloads across any cloud, anywhere. EDB empowers enterprises to control risk, manage costs and scale efficiently for a data and AI led world. Serving more than 1,500 customers globally and as the leading contributor to the vibrant and fast-growing PostgreSQL community, EDB supports major government organizations, financial services, media and information technology companies. EDB’s data-driven solutions enable customers to modernize legacy systems and break data silos while leveraging enterprise-grade open source technologies. EDB delivers the confidence of up to 99.999% high availability with mission critical capabilities built in such as security, compliance controls, and observability. For more information, visit www.enterprisedb.com

• Candidate Note: This position is 100% remote

What You Will Be Doing

• Design and develop PostgreSQL database features and tools, with focus on ClickHouse real time analytics.
• Review and refine code contributions from team members to ensure quality.
• Write and maintain regression tests for bug fixes and new features.
• Troubleshoot and resolve database, network, and software-related issues.
• Work within CI/CD pipelines to ensure smooth integration and deployment.

What You Will Bring

• 5+ years of database internals development experience (preferably PostgreSQL) and solid understanding of database principles.
• Upstream contributions or commits to the ClickHouse OSS project required.
• Deep expertise in at least one of the following: C, C++, Rust, or Go systems programming.
• Experience with distributed query optimizers (e.g. Orca).
• CS fundamentals (algorithms, OS internals, data structures).
• Proficiency in Linux-based software development and debugging.
• Experience optimizing analytical database system performance.
• Strong problem-solving skills in database and system troubleshooting.
• Excellent verbal and written communication skills.

What Will Give You An Edge

• Experience with analytical libraries / databases (Spark, DataFusion, DuckDB) and/or MPP systems (e.g., Greenplum).
• Solid understanding of PostgreSQL internals.
• Familiarity with machine learning libraries and techniques.
• Knowledge of GitHub Actions workflows.
• Prior contributions to other open-source database projects.

EDB is committed to supporting our employees' overall well being by offering a range of benefits and resources to promote a healthy work-life balance and wellness. We provide access to CuraLinc to aid employees in health and wellness tips and practices, as well as Wellness Fridays extending to December 2026! Check out our career site for more information on perks and benefits.

We know it takes a unique mix of people and skills to help us in our mission to supercharge Postgres, and we understand that not everyone will check every box.

EDB is proud to be an equal opportunity workplace. We celebrate diversity and are committed to creating an inclusive environment for all employees. EDB was built on a commitment to trust and respect each other and to embrace an array of people and ideas. These values remain at the center of our culture and are key to our company’s integrity.

EDB does not seek or accept unsolicited resumes or CVs from recruitment agencies. EDB and its affiliates are not responsible for, and will not pay, any fees, commissions, or any other similar payment related to unsolicited resumes or CVs except as required in a written signed agreement between EDB and the recruitment agency or party requesting payment of a fee.