Software Engineer (Security)

About Us 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. At Cloudflare, we’re not looking for people who wait for a polished roadmap; we’re looking for the builders who see the cracks in the Internet that everyone else has simply learned to live with. We value candidates who have the instinct to spot a "normalized" problem and the AI-native curiosity to create a solution using the latest tools. Our culture is built on iteration, leveraging AI to ship faster today to make it better tomorrow, while ensuring that every improvement, no matter how small, is shared across the team to lift everyone up. If you’re the type of person who values curiosity over bureaucracy, and that AI is a partner in solving tough problems to keep the Internet moving forward, you’ll fit right in. Location(s) Available: Bengaluru About The Team Join Cloudflare’s Security Automation Engineering Team with the following with the following focus areas : Active Defense using Continuous Threat Automation Unified Security Observability Intelligence for Mean Time to Respond (MTTR) Reduction UEBA Analytical Insight Compliance Audit Readiness About the role Performs duties as a Developer and Automation Engineers. Your mission is to build the next generation of our cybersecurity defense layer using Cloudflare’s Workers platform. You will work on the development of real-time analytical engines, Security Information and Event Management (SIEM) integrations, and User and Entity Behavior Analytics (UEBA) tools to protect our global infrastructure and to help cater to fast growing threats and vulnerabilities by providing the right data/analysis/action using automation What You’ll Do Development and Automation: Design and implement high-performance serverless applications on Cloudflare Workers (Workers, KV, Durable Objects, and R2) for security monitoring and remediation. Cybersecurity Analytics: Drive the creation of data pipelines that ingest edge logs to build comprehensive SIEM dashboards and UEBA models for anomaly detection. Automation: Replace manual security workflows with automated triggers, utilizing Cloudflare’s edge compute to intercept and analyze traffic in real-time. Dashboarding Visibility: Build high-fidelity dashboards that provide the CISO and SOC teams with actionable insights into global threat patterns and edge performance Requirements Either advanced studies in Cybersecurity, Computer Science, Information Systems, or similar Good written and verbal communication skills, including the ability to effectively collaborate with technical and senior business staff and management. 3+ years of experience in information security, with 1+ years focused on Devops Environment Good Working knowledge of Cloudflare Ecosystem (Workers, WAF, Zero Trust, Pages) Languages Proficiency in TypeScript/JavaScript (Node.js) or Rust (optimized for Workers) Security Tech Experience with SIEM/SOAR tools and building UEBA logic (behavioral baselining) preferred Data Analytics Experience with analytical databases (e.g., ClickHouse, Snowflake) and visualization tools (Grafana, Tableau) preferred DevOps Ops Strong CI/CD background (GitHub Actions, GitLab CI) and Infrastructure as Co ... (truncated, view full listing at source)