Arun Krishnamurthy
Chief Technology Officerarun.k@razorpay.com
+91 98456 12345
Bengaluru, India
linkedin.com/in/arunk-cto
Professional Summary
Technology leader with 15 years building payment platforms serving 8M+ merchants. Scaled engineering org from 20 to 200 engineers. Deep expertise in payments, security, and distributed systems.Experience
Chief Technology Officer
Razorpay · Bengaluru, India
• Architected real-time fraud detection system saving ₹200Cr annually in chargebacks
• Scaled platform to handle 10,000 TPS with 99.99% uptime during peak loads
• Reduced production incidents 20% via better observability and runbooks
• Partnered with product to ship 5 high-impact features used by 85k users
VP Engineering
PhonePe · Bengaluru, India
• Led migration from monolith to microservices (38 services, zero downtime)
• Established SRE practice reducing MTTR from 45 min to 8 min
• Mentored 3 engineers; 2 promoted within a year
• Reduced production incidents 16% via better observability and runbooks
Principal Engineer
Amazon · Bengaluru, India
• Owned PCI DSS Level 1 compliance for payment infrastructure
• Filed 3 patents on tokenized payment processing
• Led migration of 4 services to modern stack with zero downtime
• Mentored 4 engineers; 3 promoted within a year
Skills
Java, Go, Kubernetes, AWS, GCP, Kafka, Redis, PostgreSQL, MongoDB, PCI DSS, Payments Architecture, System Design, Team LeadershipProjects
Real-time Fraud Detection
ML, Kafka, Flink
Payment Gateway v3
Go, gRPC, K8s
Open Banking API Platform
Node.js, OAuth 2.0
Education
M.Tech, Computer Science
IISc Bangalore
Bengaluru, India
CGPA 9.6 · Research in Distributed SystemsB.E, Computer Science
NIT Trichy
Tiruchirappalli, India
University Rank 12Certifications
AWS Solutions Architect Professional
Kubernetes Administrator (CKA)