Linux Performance Engineer - CoreX
Twitter - San Francisco, CA
Twitter is seeking an experienced software engineer obsessed with making things on Linux go fast. You must possess a high degree of intuition, leveraging a wide variety of analysis tools, to identify and to help extirpating performance bottlenecks in a complex distributed environment, across multiple levels of the software stack.

In this role, you will be exposed to Twitter's core infrastructure and application architectures and in-depth knowledge of each component, in addition to submerging yourself in the Linux and open source communities. You should be excited at the prospect of working with our world class engineering teams and bleeding edge technology to enable highly scalable and performant software stack for a one-of-kind system.


Analyze, root cause, and fix Linux performance issues

Tune Linux kernel and configuration, and advise application developers, to achieve service-level performance gains

Draft specifications for performance stress tests and benchmarks, data analysis and reporting tools

Build fast and reliable performance analysis tools

Gather requirements for system performance characterization of any combination of new kernel and new hardware.


Substantial knowledge of x86 hardware and Linux internals and its subsystems (file systems, network, memory management, etc.)

Strong programming capabilities two or more: C, C++, Assembly, Python

Hands-on experience Linux kernel development, configuration, and performance tuning

Ability to independently lead large development efforts

Strong communication skills and ability to work with cross-function teams.

Contributions to open source is a plus

Desired Skills:
BS or higher in Computer Science or equivalent work experience.

Passion for elegance and simplicity.

You take pride in designing solutions that will outlive the problem.

You can provide a link to your public github repo or technology blog.

You are awesome, passionate, and nice.

You consider Firefly one of the best TV shows ever

We're a strong supporter of creating a diverse workforce and proud to be an equal opportunity employer.

Follow us:
Twitter Jobs @jointheflock

Twitter Engineering @twittereng

Twitter - 14 months ago - save job - block
Recommended Jobs
Senior Embedded Linux Systems Engineer
Fitbit - San Francisco, CA
Fitbit - 1 day ago

Principal Embedded Linux Systems Engineer
Fitbit - San Francisco, CA
Fitbit - 1 day ago

Linux Systems Administrator
The Public Library of Science (PLoS) - San Francisco, CA
The Public Library of Science (PLoS) - 9 days ago