Niranjan Pachaiyappan
Chief Cybersecurity Engineer at Visa
Austin, Texas, United States
Summary
👤
Senior🎓
Top SchoolNiranjan Pachaiyappan is a Chief Cybersecurity Engineer based in Austin with 11 years of hands-on experience securing large-scale payments systems and building security centers of excellence at Visa. He progressed from application security consulting and research roles to senior architecture and leadership positions, combining deep technical expertise with operationalizing security across global teams. Niranjan is experienced in translating complex compliance and threat requirements into pragmatic, auditable architectures that protect high-value financial assets. His academic background spans Indiana University and engineering degrees from Anna University with advanced coursework at Stanford and Cornell Tech, reflecting a strong mix of research and applied engineering. Colleagues describe him as a pragmatic leader who balances rigorous security engineering with mentoring and process-driven improvement.
10 years of coding experience
13 years of employment as a software developer
Stanford University School of EngineeringMaster's Degree Computer Science, Master's Degree Computer Science at Indiana University BloomingtonCornell TechBachelor's Degree Computer Science and Engineering, Bachelor's Degree Computer Science and Engineering at Anna University Chennai
Github Skills (5)
java2
redis2
api2
redis-client1
database1
Github contributions (5)
nirapach/STARAI_ADE_API_JAVA-REDIS_CLIENT
Apr 2016 - Sep 2016
Contributions:28 PRs, 37 pushes, 2 branches in 4 months
apiredisredis-clientdatabase-clientredis-java
nirapach/TwitterHashTagRecommendation
Apr 2016 - May 2016
Contributions:5 commits, 6 pushes, 1 branch in 26 days
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