Jayminsinh M V

Managed a team of 15+ engineers in executing complex Risk and Fraud projects, resulting in a 15% increase in productivity. Led engineering efforts for Visa’s open banking group, delivering A2A money transfer and gACH products, enabling secure, real-time payments globally. Enabled the team to successfully deliver at least 10% improvement in overall productivity gains among engineering resources by adopting generative AI. Built SRE team from ground up, established processes ensuring system reliability, availability, and performance. Defined and tracked SLOs and SLAs for critical services; utilized error budgets to balance development and reliability. Defined and executed strategy for automatic security operations, investing in automated pipelines that test and validate security controls. As a Security ATC, led vulnerability lifecycle across applications, infra and cloud environments. Managed the Automation Framework team, leading efforts to develop and maintain automated testing and deployment frameworks. Developed engineering strategies aligned with organization goals to reduce productions issues and costs. Defined and executed release process improvements, reducing the cycle from weeks to days, resulting in faster time-to-market and improved quality.

Managed a team of 10+ engineers for the two teams, fostering a collaborative and productive work environment. My team was responsible for successfully delivering a critical application in Tier 0 with active-active architecture, ensuring high availability and fault tolerance. Implemented purple team and resilience testing practices to identify control gaps and improve security detection coverage. Scaled bug bounty and internal vulnerability discovery programs. Addressed performance issues, achieving the desired TPS benchmark by optimizing queries, core logic, and continuously monitoring performance bottlenecks. Championed the use of DevOps practices, automating the CI/CD pipeline and reducing deployment times by 30%. Championed blameless postmortems and incident reviews, fostering a culture of continuous improvement in reliability and service delivery. Enhanced the security posture of various applications by implementing robust security measures and conducting regular security audits.

Led design and development of a centralized AuthN/AuthZ gatekeeper platform framework, enabling secure and scalable web and API access. Architected and implemented automation framework, CI/CD integration and microservices components to improve velocity, security and reliability. Developed and integrated an automated Security validation platform for the Shift Left initiative to enforce secure coding practices during development. Provided technical leadership and mentorship to 30+ engineers in secure coding, system design and performance optimization. Created production monitoring tools, alerting utilities and health checks to ensure high availability and resilience of critical payment services. Proficient in various penetration testing tools and techniques, including BurpSuite, ZAP, AppScan, Metasploit, Wireshark, and Nmap.

Lead Engineer for the Visa’s Loyalty Platform, focusing on data protection, security for data-at-rest, data-in- transit, and data integrity for PII and PAI data. Designed and implemented robust test automation frameworks in Java to improve testing efficiency and coverage. Integrated Automated release deployment and validations with Jenkins. Developed monitoring dashboards with Splunk and Graphana.

White-box automation based on User and BRD documentation, automated functional and server-side test suits for the RFS module using Java. Developed automated log analysis reporting tools scripted in Python. Extensively worked with Oracle databases for data validation and integrity checks.