Cloudflare · 10 hours ago
Senior Software Engineer - Quicksilver - Distributed Key Value
Austin, TX
Full-time
Hybrid
Senior LevelCloudflare is a company on a mission to help build a better Internet, running one of the world’s largest networks. In this role, the Senior Software Engineer will work on Quicksilver, a globally distributed key-value store, focusing on writing new features, improving performance, and debugging complex issues.
AnalyticsEnterprise SoftwareSecurityWeb Hosting
Responsibilities
Working on our distributed large scale key-value store, you will write new features in Go and reviewing pull request
Improving performance, CPU, memory usage, etc
Improving our monitoring and our tools, all written in Go
Help with debugging and investigating hard to reproduce problems
Qualification
Required
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
Company
Cloudflare
Cloudflare is a web performance and security company that provides online services to protect and accelerate websites online.
Founded in 2009
1001-5000 employees
H1B Sponsorship
Cloudflare has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (117)
2024 (115)
2023 (66)
2022 (98)
2021 (83)
2020 (37)
Funding
Current Stage
Public CompanyTotal Funding
$2.08BKey Investors
Franklin TempletonFidelityUnion Square Ventures
2025-06-13Post Ipo Debt· $1.75B
2019-09-12IPO
2019-03-12Series E· $150M
Leadership Team
Matthew Prince
CEO & Co-Founder
Lee Holloway
Co-Founder & Lead Engineer
Recent News
The European Financial Review
2025-12-31
torrentfreak.com
2025-12-29
2025-12-29
Company data provided by crunchbase