Core Software Engineer (C++) - Remote

Position Overview

• Location Type: Remote
• Employment Type: Full-time
• Salary: Not specified

ClickHouse is a 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! With over 39,000 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.

Requirements

• Solid professional software development experience in C++.
• Experience with Unix/Linux Systems.
• Strong knowledge in database internals and design.
• Experience in performance engineering (database or related fields like high-frequency trading, simulation, real-time data processing).

Responsibilities

• Contribute to, analyze, and optimize the performance of the core ClickHouse database.
• Extend existing and add new performance tests based on real-world or synthetic datasets.
• Serve as a resource for the Support Engineering team, helping to debug advanced performance issues encountered by customers.
• Participate in an on-call rotation and external community support channels.
• Collaborate with other teams to assess the impact of new features on performance and reliability.
• Work with the open-source community, including resolving issues, reviewing and finishing PRs, and answering questions through various channels (mail, chats, google groups, Slack).