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Senior Software Engineer - Network Connectivity (Go/Rust)

CloudflareHybridEngineering
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Salary
€66K - €91K EUR
Job type
Full-time
Posted
8 Apr 2026
Status
Open · checked 7d ago

About this role

Role Overview

The Senior Software Engineer - Network Connectivity position at Cloudflare is a hybrid technical role focused on developing cutting-edge network software infrastructure for egress connectivity. This role suits a growth-oriented builder who enjoys solving massive-scale distributed systems challenges using Go, Rust, and modern AI-assisted engineering tools.

Key Responsibilities

Design systems, write technical specifications, and push code using git for assigned engineering tasks.
Write release plans for complex changes and manage production software deployments.
Participate in daily and ad-hoc team meetings to collaborate and share progress updates.
Take part in the team's on-call rotation to maintain uptime and system health under a Run What You Build model.
Investigate and resolve customer issues escalated to the Egress team, and answer questions in internal public chat rooms.
Utilize AI-powered tools and systems daily to analyze codebases, introspect production datasets, and accelerate problem-solving.

Requirements

Professional programming experience in Go or Rust.
A solid grasp of networking protocols in Layers 3 and 4 of the OSI Model.
Working knowledge of HTTP, TLS, and CDN networks.
Experience in implementing secure and highly-available distributed systems.
Strong ability to debug issues within complex systems.
Excellent collaboration and communication skills.
Willingness to adopt and integrate AI tools and systems into the engineering workflow.

Nice to Have

Knowledge of TCP/IP and Internet routing.
Professional systems-level programming experience in Rust.
Experience building tools and APIs.
Experience with monitoring, alerting, and debugging large-scale distributed systems.
Prior experience participating in an on-call rotation.
Experience using AI-assisted development tools in a professional setting.

Skills and Tools

Go
Rust
Kubernetes
Linux networking
ClickHouse
PostgreSQL
Grafana
AI-assisted development tools

Salary and Benefits

Estimated annual salary is between €66,000 and €91,000 for Portugal-based hires, inclusive of time exemption in alignment with local law.
Eligible to participate in Cloudflare’s equity plan.

About the Company

Cloudflare runs one of the world's largest networks, powering millions of internet properties by protecting and accelerating web traffic without adding hardware or changing code. Recognized for its innovative culture and top company workplaces, the firm operates with a mission to help build a better, more secure, and open Internet through initiatives like Project Galileo, the Athenian Project, and the 1.1.1.1 public DNS resolver.

How to Apply

Interested candidates should visit the official Cloudflare careers page to submit an application for this hybrid position.

Skills and tech stack

KubernetesRust

Questions candidates ask

What programming languages are used in this role?

Engineers in this role primarily use Go and Rust.

What locations are available for this position?

Available locations include Austin, United States; Lisbon, Portugal; and London, United Kingdom, with a hybrid work setup.

What is the salary range for candidates based in Portugal?

The estimated annual salary is between €66,000 and €91,000 for Portugal-based hires.

Is equity offered for this position?

Yes, this role is eligible to participate in Cloudflare’s equity plan.

What operational model do engineering teams follow at Cloudflare?

Engineering teams operate a Run What You Build model, meaning they are responsible for system health and participate in an on-call rotation.

Ready to apply?

The application is on the official Cloudflare careers page.

Apply on company site