Senior Software Engineer - Quicksilver - Distributed Key Value

At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Intern...

At Cloudflare, we’re not looking for people who wait for a polished roadmap; we’re looking for the builders who see the cracks in the Internet that everyone else has simply learned to live with. We value candidates who have the instinct to spot a "normalized" problem and the AI-native curiosity to create a solution ...

Quicksilver is Cloudflare’s globally distributed key-value store. It replicates our data all around the world, over tens of thousands of servers and over 500 data centers. It handles all kinds of network conditions and serves billions of keys per second. In this role, you can expect to see challenges like unexpected...

This role may require flexibility to be on-call outside of standard working hours to address technical issues as needed.
Work on our distributed large scale key-value store, you will write new features in Go and reviewing pull request
Improve performance, CPU, memory usage, etc.
Improve our monitoring and our tools, all written in Go
Help with debugging and investigating hard to reproduce problems

You have previous experience writing robust systems, code quality, performance and technical debt. You understand the tradeoffs that doing rigorous engineering requires.
You have proven experience with storage systems, peer to peer systems, large scale distributed systems or simply system programming in general.
You have previous experience of chasing problems through multiple layers of our software stack. You can be flexible and you are very curious.
You are flexible and very autonomous. You won’t be micromanaged in this role and will be looked to have experience thinking out of the box and coming up with simple and smart designs for complex issues.
You have a previous track record of being pragmatic and believe in the value of simple solutions.
You equally enjoy low-level and high-level programming. You have a taste for programming languages.
You enjoy being a part of a team that challenges each other's designs -- you are good at taking and giving constructive criticism with a goal of producing the best solution.
You are not afraid of engaging in outages on anti-social hours.