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Curriculum Vitae
Enerik Sina
Security Engineer III — Anti-Bot & Abuse Defense
Profile
Security Engineer III specializing in bot defense, anti-abuse engineering, and behavioral fingerprinting at Walmart. Led mitigation of high-severity abuse events with tens of millions of dollars in financial impact. Experienced across CDN/WAF platforms (Akamai, PerimeterX), SIEM tooling (Splunk, Microsoft Sentinel), and enterprise-scale incident response. Previously a cybersecurity consultant and SOC analyst at NVISO Security.
Experience
Security Engineer III — Anti-Bot
Walmart · Sunnyvale, USA
- –Led response to high-severity abuse events with direct financial impact in the tens of millions of dollars.
- –Detected and neutralized bot-driven threats: credential stuffing, account creation abuse, card testing, fake review injection, DDoS.
- –Blocked billions of malicious scraping requests via detection rule tuning, behavioral fingerprinting, and rate-limiting across CDN/WAF (Akamai, PerimeterX).
- –Analyzed bot traffic patterns to continuously improve detection and reduce false positives across high-volume e-commerce endpoints.
- –Collaborated across fraud, product, and engineering to prioritize abuse vectors and drive platform-level mitigation.
Cybersecurity Consultant — SOC Analyst
NVISO Security · Remote
- –Monitored and triaged alerts from SIEM, IDS, EDR, and firewalls at enterprise scale.
- –Investigated incidents using CrowdStrike Falcon, Microsoft Defender, and Splunk.
- –Reduced false positives by 70% through SIEM rule tuning.
- –Conducted proactive threat hunting; contributed to detection logic and IR playbooks.
Technical Skills
Security ToolsAkamai WAF, PerimeterX, CrowdStrike Falcon, Microsoft Defender, Splunk, Wireshark, Burp Suite
Scripting & Query LanguagesPython, KQL (Kusto), SPL (Splunk), SQL, JavaScript, Bash
Platforms & InfrastructureAkamai EdgeGrid, Cloudflare Workers, Azure Sentinel, Microsoft 365 Defender, AWS CloudTrail
Certifications
SC-200 — Microsoft Security Operations Analyst2026
CompTIA Security+2024
CISA — Certified Information Systems AuditorIn Progress
Fortinet NSE 1–32023
Conferences
Black Hat USA 2025 — Advanced Threat Hunting with AI Support
Las Vegas, NVDEF CON 2025 — Blue Team Village · GenSec CTF
Las Vegas, NVUse [DOWNLOAD PDF] to print or export as PDF from your browser.