← All roles

Senior Software Engineer - Quicksilver - Distributed Key Value

Cloudflare· Engineering
Apply on company site
Hybrid (Atlanta, US • Austin, US • Denver, US • New York, US • Seattle, US • Washington DC, US • Amsterdam, Netherlands • London, UK)$168k - $231kfull-timePosted 2mo ago

About the role

Senior Software Engineer position focusing on Cloudflare’s globally distributed key-value store (Quicksilver). The role involves implementing features in Go and C, improving performance and monitoring, debugging complex issues, and owning the full stack from code to on-call operations in a large-scale distributed system.

Responsibilities

  • 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

Qualifications

  • Experience writing robust systems with emphasis on code quality, performance, and technical debt
  • Proven experience with storage systems, peer-to-peer systems, large-scale distributed systems or system programming
  • Experience chasing problems through multiple layers of software stack with curiosity and flexibility
  • Autonomy with the ability to think out of the box and design simple, smart solutions for complex issues
  • Track record of pragmatism and valuing simple solutions
  • Comfort with both low-level and high-level programming; interest in multiple programming languages
  • Enjoy working in a team that challenges designs and provides constructive feedback
  • Not afraid of outages on off-hours and willingness to be on-call as needed

Skills

Required:GoDistributed storage systemsSystem debugging across multiple stack layers
Nice to have:C

Benefits

  • Health & Welfare Benefits: Medical/Rx Insurance, Dental Insurance, Vision Insurance, Flexible Spending Accounts, Commuter Spending Accounts, Fertility & Family Forming Benefits, On-demand mental health support and EAP, Global Travel Medical Insurance
  • Financial Benefits: Short and Long Term Disability Insurance, Life & Accident Insurance, 401(k) Retirement Savings Plan, Employee Stock Participation Plan
  • Time Off: Flexible paid time off, parental/pregnancy/medical/bereavement leave
Last updated Sep 16, 2026. Interested? Apply on the company site.

About Cloudflare

Connect, protect, and build everywhere | Cloudflare

Make employees, applications and networks faster and more secure everywhere, while reducing complexity and cost.

NetworkingSecurityPerformanceDeveloper PlatformAI
Company profileWebsite

More open roles at Cloudflare