Software Engineer, Cloudforce One

Cloudflare•San Francisco, CA

About The Position

At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company. We realize people do not fit into neat boxes. We are looking for curious and empathetic individuals who are committed to developing themselves and learning new skills, and we are ready to help you do that. We cannot complete our mission without building a diverse and inclusive team. We hire the best people based on an evaluation of their potential and support them throughout their time at Cloudflare. Come join us! Available Locations: Austin - US, Mexico City - Mexico, Lisbon - Portugal, London - UK Role Summary Cloudforce One is Cloudflare’s threat operations and research team, responsible for identifying and disrupting cyber threats ranging from sophisticated cyber criminal activity to nation-state sponsored advanced persistent threats (APTs). Cloudforce One works in close partnership with external organizations and internal Cloudflare teams, continuously developing operational tradecraft and expanding ever-growing sources of threat intelligence to enable expedited threat hunting and remediation. Members of Cloudforce One are at the helm of leveraging an incredibly vast and varied set of data points that only one of the world’s largest global networks can provide. The team is able to analyze these unique data points, at massive scale and efficiency, synthesizing findings into actionable threat intelligence to better protect our customers. As a Software Engineer on this team, you will own the entire software development lifecycle—from design and architecture to deployment and monitoring—for systems that serve both threat disruption and legal response efforts. You will be responsible for translating complex legal and security requirements into robust, scalable, and high-performance applications that have a direct impact on making the internet better, safer, and more powerful every day.

Requirements

At least 5 years of experience building large-scale software applications, preferably distributed systems
Experience designing and integrating RESTful APIs and/or gRPC services
Knowledge of SQL and common relational database systems such as PostgreSQL
Prior experience writing production ready code in Go and/or Typescript
Familiarity with Rust
Excellent debugging and optimization skills
Expertise in writing well tested code
Interest in opportunities to be a technical mentor for teammates

Nice To Haves

Prior experience working in the Trust & Safety and Legal domain space
Deep understanding of DNS, TLS/SSL and HTTP
Expertise in web security issues and industry standards for access control
Experience with Kafka
Experience building web applications using React
Experience with Kubernetes
Experience with Redis

Responsibilities

Design, build, run, and scale distributed tools and services that support both cyber threat disruption and Legal Response efforts.
Develop critical data pipelines and services to collect, analyze, and expose threat intelligence data for Cloudforce One analysts and Cloudflare customers, helping to identify Tactics, Techniques, and Procedures (TTPs) and Indicators of Compromise (IOCs).
Extend, improve, and maintain mission-critical Trust & Safety solutions, including our CSAM Scanning Tool and other legal compliance pipelines.
Collaborate closely with Threat Operations, Trust & Safety, Legal, and Product teams to understand goals and translate complex technical requirements into elegant, scalable solutions.
Improve system design and architecture to ensure stability, performance, and maintainability of both internal and customer-facing compliance and security services.
Analyze, communicate, and help prioritize complex technical concepts across teams.
Ongoing monitoring and maintenance of production services, including participation in on-call rotations.
Mentor and guide other developers in the team, helping to build collective technical expertise and promote best practices for writing well-tested, modular, and reusable code.

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