Software Engineer, Traffic Management

Cloudflare

full-time

Posted on: 10/1/2025

Location Type: Hybrid

Location: Austin • Texas • 🇺🇸 United States

✨ AI Apply

Mid-LevelSenior

Distributed SystemsGoKubernetesPostgresPrometheusPythonRustSaltStackTCP/IP

About the role

Build and extend traffic management and supporting systems
Work closely with Network Engineering, Product Engineering, Network Strategy, and other teams on ambitious initiatives
Participate in all stages of the software development lifecycle: design and document systems, write code and automated tests, plan, manage, and monitor production deployments
Work with technologies including Go, Python, Rust, eBPF, ClickHouse, Salt, PostgreSQL, Prometheus, and Kubernetes
Operate under a "Run What You Build" model and participate in on-call rotation
Solve large-scale networking problems to improve Internet reliability, performance, and security

Systems-level programming experience in Go, Python, Rust, C, or C++
A solid grasp of networking protocols in Layers 3 and 4 of the OSI Model
Experience/interest in network performance monitoring and tuning, including the use of eBPF and related technologies
Knowledge of HTTP, TLS, and CDN networks
Experience in implementing, deploying, and debugging secure and highly-available distributed systems
Strong collaboration and communication skills
Bonus: Experience building or developing capabilities in traffic engineering including automated load balancing and traffic prioritization
Bonus: Knowledge of statistical-analysis techniques and control theory
Bonus: Knowledge of TCP/IP and Internet routing
Bonus: Experience building tools and APIs
Bonus: Experience with monitoring, alerting, and debugging large-scale distributed systems
Bonus: Experience participating in an on-call rotation

Tip: use these terms in your resume and cover letter to boost ATS matches.

GoPythonRustCC++eBPFClickHousePostgreSQLPrometheusKubernetes

collaborationcommunication