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Software Engineer

Netflix - 1d ago

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Senior Software Engineer

Reddit - 4d ago

Senior Software Engineer - Traffic Management

Requirements

  • Minimum of 6 years of engineering experience with networking and/or distributed systems.
  • Systems-level programming experience in Go, Python, Rust, C, or C++.
  • Strong knowledge of networking protocols in Layers 3 and 4 of the OSI Model.
  • Knowledge of HTTP, TLS, and CDN networks.
  • Experience in implementing secure and highly-available distributed systems.
  • Strong ability to debug issues in complex systems.
  • Strong collaboration and communication skills across teams and functions.
  • Experience participating in an on-call rotation.

Nice to Haves

  • Experience building or developing capabilities in the domain of traffic engineering including automated load balancing and traffic prioritization.
  • Knowledge of statistical-analysis techniques and control theory.
  • Knowledge of TCP/IP and Internet routing.
  • Experience building tools and APIs.

What You'll Be Doing

  • Build and extend various traffic management and supporting systems.
  • Collaborate with Network Engineering, Product Engineering, Network Strategy, and other teams.
  • Participate in all stages of the software development lifecycle.
  • Work with a wide range of technologies and programming languages.
  • Participate in the on-call rotation and operational duties.

Perks and Benefits

  • Contribute to Cloudflare's mission to help build a better Internet.
  • Work in a diverse and inclusive team environment.
  • Operate under a "Run What You Build" model.
  • Opportunity to shape the future of reliability and performance on the Internet.
  • Fast-paced but sensible work environment.
AI Summary ✨
Cloudflare logo

Cloudflare

Portugal, UK

Experience: Senior
Posted: December 16, 2025
Last seen: an hour ago
Golang
Kubernetes
Postgresql
Python
Rust
backend

Why we track Cloudflare

Cloudflare has EU offices in London, Lisbon, and Munich. They sit at the edge of the internet—literally. The engineering work around CDN, security, and performance is technically deep. One of the more interesting infrastructure companies to work at.

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