Chaitanya Rahalkar
Senior Software Security Engineer at Block
Austin, Texas, United States
Summary
👤
Senior🎓
Top SchoolChaitanya Rahalkar is a Senior Software Security Engineer with nine years of experience building and hardening large-scale, cost-efficient security platforms across GCP and AWS. At Block he led a security data-platform modernization that cut annual costs by seven figures while migrating 15K+ hosts and expanding SIEM coverage through Terraform and GitOps-driven pipelines. His background spans offensive security, fuzzing, threat modeling, and vulnerability research at Meta and Praetorian, where he found multiple CVE-worthy bugs and automated fuzzing at scale. He blends distributed systems, AI infrastructure, and product-minded security engineering to deliver measurable, scalable controls—especially around container/Kubernetes hardening and detection pipelines. An academic-trained cybersecurity practitioner and conference speaker, he mentors engineers globally and focuses on securing AI systems and autonomous infrastructure.
9 years of coding experience
3 years of employment as a software developer
Master of Science - MS, Cybersecurity, Master of Science - MS, Cybersecurity at Georgia Institute of TechnologyBachelor of Engineering - BE, Computer Engineering, Bachelor of Engineering - BE, Computer Engineering at Savitribai Phule Pune University
German, English, Hindi, Marathi
Stackoverflow
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Github Skills (151)
shellcode10
python10
certification10
energy10
pwntools10
environmental10
javascript10
ai-agent10
django10
linux10
devtools10
api10
ai10
developer-tools10
plotly10
Programming languages (17)
Github contributions (5)
chaitanyarahalkar/Algorithms
May 2019 - Jun 2019
Contributions:35 commits, 33 pushes, 1 branch in 29 days
chaitanyarahalkar/ZeroGate
Sep 2019 - Feb 2020
A zero trust system that provides secure authenticated (VPN-less) access to internal services from untrusted networks.
Contributions:36 commits, 2 PRs, 16 pushes in 5 months
vpnzero-trust
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