Core Software Engineer (C++) - Remote

📍 Canada
📍 United States

USD 195,000-260,000 per year

MIDDLE

✅ Remote

Tech Stack
Tag name is followed by "@" symbol and proficiency level value. About proficiency levels:

1-2 — basic awareness. Minimal hands-on experience, and a rudimentary understanding of the technology's purpose;

3-6 — daily use. Comfortable and regular usage, capable of handling common tasks and challenges related to the technology;

7-9 — you are an expert, you can teach others, you know all the pitfalls and tricks;

10 — exceptional knowledge, comprehensive understanding, and adeptness in all aspects of the technology, including advanced problem-solving. Think twice before claiming or demanding such level.

ClickHouse @ 3 Communication @ 6 Compliance @ 3 Debugging @ 6 Distributed Systems Kubernetes @ 3 Linux @ 3 Security @ 3 Slack Software Development @ 3

Details

ClickHouse is an open-source database for real-time applications and analytics. The Core Engineering teams own the ClickHouse Open Source project and work on scaling and optimizing highly distributed systems. This is a remote-first role that can be performed anywhere in the United States or Canada.

Responsibilities

Contribute to, analyze, and optimize the performance of the core ClickHouse database.
Work on query optimization, distributed query optimization, relational operators such as aggregation and joins, caching, and low-level optimizations including SIMD instructions.
Extend existing performance tests and add new tests based on real-world or synthetic datasets to prevent database performance regression.
Support the Support Engineering team by debugging advanced customer performance issues.
Participate in an on-call rotation and external community support channels.
Collaborate with other engineering teams to assess the performance and reliability impact of new features.
Work with the open-source community by resolving issues, reviewing and finishing pull requests, and answering questions in email, chats, Google Groups, and external Slack channels.

Requirements

Solid professional software development experience in C++.
Experience with Unix/Linux systems.
Strong knowledge of database internals and design.
Experience in performance engineering, ideally in a database or in areas such as high-frequency trading, simulation, or real-time data processing.
Strong communication and collaboration skills.
Willingness to work closely with the open-source community and participate in detailed, respectful code reviews.
Strong problem-solving and production-debugging skills.
Passion for efficiency, availability, scalability, and data governance.
Ability to thrive in a fast-paced startup environment.
High responsibility, ownership, and accountability.

Bonus Qualifications

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.
Contributions to open-source projects.

Benefits

Flexible work environment at a globally distributed, remote-friendly company.
Employer contributions toward healthcare.
Stock options for every new team member.
Flexible time off in the United States and generous entitlement in other countries.
USD 500 home-office setup allowance for remote employees.
Opportunities to engage with colleagues at company-wide offsites.
Equal employment opportunities and a commitment to preventing discrimination and harassment.