ARUNKUMAR VENKATESAN

• Redesigned data systems to improve personalized ad delivery while ensuring compliance with global privacy regulations.
• Led a 15-member Privacy & Data Infrastructure team focused on Ads Measurement and privacy-aware growth.
• Developed scalable, future-proof systems in collaboration with cross-functional teams to meet evolving privacy standards.
• Implemented AI-driven strategies to reduce privacy risks, supporting ~30% of Meta’s ad revenue.
• Designed data processing systems for Ads that balanced user privacy with business insights.
• Fostered cross-team collaboration to align initiatives with privacy and regulatory requirements.

• Oversaw certificate lifecycle management and key management services to ensure data security.
• Directed end-to-end product lifecycle for key management responsibilities, enhancing operational efficiency.
• Developed product roadmap through regular engagement with customers, partners, and stakeholders.
• Managed multiple product releases throughout software development lifecycle, including market assessment and release planning.
• Prioritized features and conducted detailed reviews of functional, design, and test specifications with cross-functional teams.
• Employed artificial intelligence to automate critical certificate lifecycle processes, ensuring secure data transmission.
• Facilitated ongoing executive communication to maintain project alignment and stakeholder awareness.

• Built and led the development of a Security Automation Platform from the ground up, delivering on all non-functional requirements including scalability, availability, and reliability, supporting real-time processing of billions of events daily.
• Designed and delivered Anomaly Detection as a Service, capable of detecting intrusions, DoS/DDoS attacks, account peeking, and account takeovers, significantly strengthening PayPal’s security posture.
• Created multiple machine learning models to predict and surface cybersecurity threats, enabling proactive defense mechanisms across the platform.
• Owned the end-to-end product lifecycle for Security Platform Products — from design through implementation to production delivery.
• Led a high-performing team of 12+ engineers, focusing on execution excellence, career growth, and long-term team scalability.
• Delivered high-throughput, low-latency security products capable of handling billions of transactions daily, ensuring PayPal remains a safe and trusted platform for users worldwide.

• Drove adoption of Secure Software Development Lifecycle (SSDLC) across product teams by architecting and delivering enterprise-grade security products, protecting VISA’s Layer 7 ecosystem from a wide range of attacks.
• Led the design and development of Security as a Service (SAS) – Security Filters, a scalable platform that safeguards applications from OWASP Top 10 and SANS Top 25 attacks including SQL Injection, XSS, CRLF, and XML/JSON Bombs.
• Delivered a WAF-like system that sanitizes all incoming traffic to VISA applications, mitigating sophisticated attack vectors through dynamic rule-based decision-making.
• Designed and built File Scanning as a Service – Security Scanner, capable of scanning files of various types and sizes (images, docs, PDFs, CSVs) with high accuracy and performance.
• Contributed to Crypto Services, implementing client-side cryptographic operations using DES3, AES, and integrating with Hardware Security Modules (HSM), ensuring data protection by classification level.

Led development and delivery of a web-based sales and CRM platform for JP Morgan Chase, enabling commercial teams to manage customer and prospect portfolios.

Designed and delivered an automation solution for Verizon’s Enterprise Product Tracking Portal, reducing manual processing by 50% across Wireline & Retail applications.