Senior Software Engineer - ZTC

Cloudflare•Lisbon, TX

3d•€66,000 - €83,000

About The Position

The Zero Trust Connectivity team builds the hub connecting Cloudflare One and Zero Trust products, including Cloudflare WAN, Cloudflare One Client, Cloudflare Tunnels, Gateway, and Workers VPC. The hub is powered by Rust-based services running in Cloudflare data centers and routing Cloudflare One traffic end to end. The team evolves these services to support new Zero Trust capabilities while prioritizing scalability and reliability. As a software engineer on the team, you will contribute across technologies and systems to develop solutions connecting Cloudflare One products. You will build connectivity in a user-space service that identifies and routes flows across Cloudflare's global network, collaborating closely with other teams and using frameworks and libraries shared across Cloudflare products. The technology stack includes Rust, Linux networking, ClickHouse, SaltStack, Prometheus, AI harnesses, and Cloudflare Workers.

Requirements

Programming experience in Rust.
Familiarity with Layer 3 and Layer 4 networking.
Systems-level programming experience in Linux.
Experience building large-scale, reliable, highly distributed systems.
Attention to detail and ability to solve complex customer problems.
Ability to work across teams and develop common, sustainable solutions.
Clear written and verbal communication.

Nice To Haves

Experience leveraging AI coding assistants to accelerate development.
Creative, open-minded, and collaborative problem-solving approach.

Responsibilities

Develop connectivity solutions that connect Cloudflare One products.
Build a user-space service that identifies and routes flows across Cloudflare's global network.
Evolve hub services to deliver new Zero Trust capabilities while ensuring scalability and reliability.
Own solutions end to end, driving design, development, and deployment.
Collaborate across teams to develop common, sustainable solutions.