Senior C Developer (worldwide remote, work anywhere)

About CloudLinux

CloudLinux is on a mission to make Linux secure, stable, and profitable. We have spent more than 500 combined years working on Linux, and are changing how hosting companies and data centers use this technology we love by bringing it to millions of their customers. With more than 500,000 product installations and 4,000 customers, including Liquid Web, 1&1, and Dell, CloudLinux combines in-depth technical knowledge of hosting, kernel development, and open source with unique client care expertise.

Position

We are looking for a talented Senior C Developer to join our CloudLinuxOS team. The supported projects include:

• Apache2Nginx
• Mod_lsapi
• MySQL Governor with MySQL/MariaDB support
• Mod_hosting_limits – for limiting incoming requests
• Python/NodeJS/Ruby selectors, part related to Passenger

More details about the project can be found on the product website and our documentation.

Your qualification

To thrive in this role, we are looking for someone who has:

• 5+ years of experience in C.
• Good Linux/Unix proficiency, with experience in RHEL/CentOS/AlmaLinux.
• Experience with POSIX/pthread programming in C.
• Ability to work with various build systems like autotools, make and cmake.
• Experience in debugging (mostly gdb and command line).
• Experience with Shell scripting.
• Strong knowledge of Linux development tools and Linux system software development.
• Hands-on profiling tools like Linux perf, etc.
• Experience in the development of multi-threaded applications and IPC.
• Knowledge, understanding, and ability to select and analyze the performance of classical algorithms and data structures.
• Strong understanding of the network stack, particularly TCP/IP and HTTP.
• Experience in monitoring deployments and application performance.
• Ability to identify and troubleshoot emerging issues and optimize the application for performance and scalability.
• Proficient in Git.
• Knowledge of English at upper-intermediate and higher levels.

Will be a plus

• Experience in system programming.
• Experience in the development of web-server modules: Nginx, Apache/OpenLiteSpeed and understanding of the web-server architecture and workflow.
• Experience with Coraza, ModSecurity.
• Knowledge of Python and/or Go.
• Experience in modifying/maintaining open-source projects.
• Knowledge of Internet security basics.

What we offer

• A focus on professional development.
• Interesting and challenging projects.
• Fully remote work with flexible working hours, that allows you to schedule your day and work from any location worldwide.
• Paid 24 days of vacation per year, 10 days of national holidays, and unlimited sick leaves.
• Compensation for private medical insurance.
• Co-working and gym/sports reimbursement.
• Budget for education.
• The opportunity to receive a reward for the most innovative idea that the company can patent.