Senior Software Engineer – Distributed Key Value

Job Summary

• Work on Cloudflare’s globally distributed Quicksilver large-scale key-value store
• Write new features in Go and review pull requests
• Improve performance, including CPU and memory usage
• Improve monitoring and tooling written in Go
• Debug and investigate hard-to-reproduce problems
• Own and support the full stack, including code, unit and integration tests, deployment and rollback plans, operations, monitoring, alerting, debugging, and on-call
• Handle challenges involving network issues, hardware failures, kernel bugs, and reliable data delivery to the edge

• Previous experience writing robust systems, with attention to code quality, performance, and technical debt
• Proven experience with storage systems, peer-to-peer systems, large-scale distributed systems, or system programming
• Experience investigating problems through multiple layers of a software stack
• Flexibility and autonomy, with experience developing simple and smart designs for complex issues
• Track record of pragmatic engineering and simple solutions
• Enjoyment of both low-level and high-level programming
• Familiarity with programming languages
• Ability to give and receive constructive criticism in a collaborative team
• Willingness to engage in outages during antisocial hours
• Authorization to receive software or technology controlled under U.S. export laws without sponsorship for an export license may be required

Demonstrates expertise in developing and maintaining large-scale distributed systems, with a strong focus on performance optimization, code quality, and robust system design. Proficient in Go programming and capable of handling complex debugging and monitoring tasks.

• Go Programming
• Large-Scale Distributed Systems
• Performance Optimization
• Debugging and Troubleshooting
• Storage Systems

• Go Programming
• System Programming
• Performance Optimization
• Robust Systems Development
• Unit Testing
• Integration Testing
• Monitoring Tools
• Debugging Techniques
• Peer-to-Peer Systems
• Distributed Systems

• Collaborative Teamwork
• Constructive Criticism
• Flexibility
• Autonomy
• Pragmatic Engineering

• Key-Value Store
• Network Issues
• Hardware Failures
• Kernel Bugs
• Data Delivery

• Quicksilver
• Cloudflare
• Monitoring Tools
• Deployment Tools
• Rollback Plans