6+ years building security automation, WAF defenses, and fraud prevention systems for high-scale enterprise environments. Deep expertise in Cloudflare WAF, Fastly edge security, Splunk-based threat detection, and security-as-code practices.
Lead abuse operations and fraud prevention. Reduced bot traffic by 80%. Built 2 internal security tools with Claude Code. Engineered 7 n8n automation workflows. Deployed 20+ Fastly edge-security rules. Led cross-functional security reviews in PCI DSS-regulated environment.
Architecture reviews and threat modelling. Firewall reviews and access change assessments.
Led VAPT for 90+ applications. Identified critical vulnerabilities in 60+ web apps. Ensured PCI DSS compliance for 12+ payment applications. Managed security scans for 120+ applications. Conducted risk assessments across 15+ data centers.
Cloudflare WAF hardening and bot mitigation for international e-commerce clients. DNS misconfiguration resolution. Malicious crawler and bot traffic blocking.
Fastly, Cloudflare WAF, Rule Engineering, Security-as-Code, Bot Detection, Abuse Operations, Fraud Prevention
n8n, Claude Code, AI-Assisted Tooling, Custom Tool Development, Python, Bash
Splunk, CrowdStrike Falcon, Proofpoint, PagerDuty, Databricks
Burp Suite Pro, Wireshark, Metasploit, Kali Linux, MobSF, Nessus, Nmap, Rapid7 InsightAppSec, DAST, SAST, Thick Client, Network, API, Mobile
MITRE ATT&CK, STRIDE, DREAD, FAIR, End-to-End IR, Red Team Strategy
PCI DSS, ISO 27001, ISO 27002, NIST, NIST 800-53, ITIL, Third-Party Risk
80% Bot Traffic Reduced. 70% Manual SOC Effort Cut. 60% Response Time Improved. 40% Fewer False Positives. 90+ Applications Tested. 7 Automation Workflows Built.
Real-time security monitoring dashboard built with Claude Code. Reduced manual analysis and response time by over 60%.
7 custom n8n workflows for malicious-actor detection, automated blocking, alert triage, and incident response.
Security-as-code system managing 20+ Fastly edge security rules via GitLab MR workflows.
B.Tech in Computer Science — Manav Rachna College of Engineering
Post Graduate Diploma in IT Infrastructure, Systems & Security — C-DAC
Certified in Cybersecurity (CC) — ISC2
Email: gurpreet0@outlook.com
LinkedIn: linkedin.com/in/gurpreetcybersec
Location: Delhi, India