Senior Core Software Engineer, ClickHouse
C++
Open-source database for real-time apps and analytics
Job no longer available
Open-source database for real-time apps and analytics
201-500 employees
Job no longer available
201-500 employees
Company mission
To allow users to generate analytical reports using SQL queries in real-time.
Role
Who you are
- You bring along solid professional software development experience in C/C++ and Go
- Experience with Unix Systems along with
- Experience in one or more of the following: architecting/developing large-scale distributed systems, concurrency, multithreading, and synchronization
- You communicate well with others and have the ability to work well within and across engineering teams
- You are ready to work closely with our open-source community. You participate in code reviews with patience and attention to detail fostering a culture of collaboration and mutual respect
- You are a strong problem solver and have solid production debugging skills
- You are passionate about efficiency, availability, scalability and data governance
- You thrive in a fast paced environment, and see yourself as a partner with the business with the shared goal of moving the business forward
- You have a high level of responsibility, ownership, and accountability
Desirable
- Experience with database internals and design
- 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
- Previous contributions to open source projects
What the job involves
- The Core Engineering team is responsible for working on the beloved ClickHouse Open source project while working cross-functionally across teams as we develop our Cloud service offering
- Our team is looking for an exceptional senior software quality engineer for our core team to improve the efficiency and quality of both our open source and cloud offering
- You will develop features for the ClickHouse core database in C++. The team works on many different topics such as performance and optimizations, RBAC, Backups, Caching and many others
- As ClickHouse Cloud is being built, there also are many tasks on which you closely collaborate with our Cloud team
- You will also improve the robustness of ClickHouse technology by contributing to tests coverage and QA infrastructure
- You serve as a resource for the support team, helping to debug the most advanced issues encountered by customers
- Last but definitely not least, you will work with our open-source community. This will include resolving issues, reviewing and finishing PRs, answering questions from mail, chats, google groups, etc
Our take
Database management systems have long been important to the operations of businesses. However, these systems can be painfully slow. ClickHouse solves this problem with its ultra-fast database management system, that powers real-time analytics and apps.
ClickHouse's founding team hail from companies including Yahoo!, Netflix, Salesforce and Google. This has not only lent the company an impressive amount of credibility, but has also allowed it to identify the needs and challenges of enterprises when it comes to their databases. Its system works between 100 and 1,000 times faster than traditional options, and has led to the company being trusted by the likes of eBay, Uber and Spotify.
It has seen substantial funding too, the most recent of which is cited to help advance its platform across multiple use cases. Alongside this funding, it recently announced the acquisition of LibreChat, an open-source AI chat platform, allowing ClickHouse to launch its Agentic Data Stack. This move positions the company at the forefront of agentic analytics, allowing organizations to interact with massive datasets through AI agents, and demonstrates ClickHouses's commitment to shaping the future of real-time,. intelligent data analysis.
Freddie
Company Specialist at Welcome to the Jungle
Company
Funding (last 2 of 4 rounds)
Jan 2026
$400m
LATE VC
May 2025
$350m
SERIES C
Total funding: $1.1bn
Company benefits
- 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
Company HQ
Old Palo Alto, Palo Alto, CA
Leadership
Aaron Katz
(Co-Founder & CEO)Prior to ClickHouse, Aaron spent 6 years at Elastic as CRO and Strategic Advisor. He also spent 12 years at salesforce, joining as a Regional VP of Sales before working through various roles to become the Senior VP of Enterprise Sales.
Yury Izrailevsky
(Co-Founder & President)Previously, Yury spent 3 years at Google as a VP of Engineering, 8 years at Netflix as a Director of Cloud and Systems Infrastructure and VP of CLoud Computing and Platform Engineering, and 8 years at Yahoo! as a Manager of Yahoo Data Warehouse and Director of Engineering.
Alexey Milovidov
(Co-Founder & CTO)Prior to becoming CTO in 2021, Alexey was the Head of CLickHouse and Yandex for over 13 years.
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