Saikrishna Reddy

Software Engineer @ American Express | Distributed Systems at Scale (5M+ TPS) | Java, Spring Boot, Kafka, React.js | Ex-IBM | LeetCode 300+

Role: Software Engineer at American Express
Location: Phoenix, AZ, US
LinkedIn followers: 500 followers

Information TechnologyView LinkedIn profile

About Saikrishna Reddy

Software Engineer with 3+ years building distributed systems and full-stack applications at scale. Currently at American Express, processing 5M+ transactions daily through event-driven architectures. TECHNICAL EXPERTISE- Full-Stack: React.js, Spring Boot, Node.js, TypeScript- Distributed Systems: Kafka, Microservices, Event-Driven Architecture- Cloud & DevOps: AWS, Kubernetes, Docker, CI/CD- Databases: PostgreSQL, MongoDB, Redis, Oracle IMPACT- Reduced fraud detection processing time by 45% handling 5M+ daily transactions- Built real-time systems processing 2M+ events with <50ms latency- Improved system reliability to 99.99% uptime through disaster recovery design INTERESTSPassionate about building scalable systems, distributed computing, and leveraging modern architectures to solve complex problems. Always learning and exploring new technologies. Open to opportunities at innovative tech companies working on challenging problems at scale.

Experience

Software Engineer
American Express
Sep 2024 — Present · US
Migrated legacy batch workflows to Spring Batch, boosting transaction pipeline performance by 45% across 5M+ daily card transactions using strategic indexing and partitioning.• Engineered a low-latency, event-driven microservices architecture with Kafka, processing 2M+ card lifecycle events/day with <50ms end-to-end latency for renewals, expirations, and deactivations.• Implemented OpenTelemetry-based distributed tracing and ELK observability dashboards, reducing MTTR for production incidents by 40% across core payment microservices.• Architected a multi-region, fault-tolerant disaster recovery system with automated failover and data replication, ensuring 99.99% uptime for services supporting $500M+ daily payment volume.

Contact information

Verified work emails, personal emails, and direct dials — unlocked in one click.

Work email
•••••@americanexpress.com
Personal email
•••••@•••••.com
Direct dial
+•• ••• ••• ••••

Unlock verified contacts

Free to start · No credit card required

Current company

American Express

Financial Services · 10K employees · World Financial Center, 200 Vesey Street, New York, NY, 10285, US

At American Express, we know that with the right backing, people and businesses have the power to progress in incredible ways. Whether we’re supporting our customers’ financial confidence to move ahead, taking commerce to new heights, or encouraging people to explore the world, our colleagues are constantly striving to uphold our powerful backing promise to our customers and each other every day. These beliefs have been our North Star for 170 years as our business transformed – from helping evacuate travelers during World Wars, to ensuring the safety of our customers’ funds during the Great Depression in the U.S., to creating the Shop Small® movement to help small businesses recover from the Financial Crisis, to providing aid to communities impacted by many natural disasters and so much more. For generations, the key to our success has been the determination and resilience of our American Express colleagues. Now, as a globally integrated payments company, we work together to provide customers with access to products, insights and world-class experiences that enrich lives and build business success. Join us and let’s lead the way together. Learn more about us at: https://www.americanexpress.com/careers https://www.americanexpress.com/ https://www.facebook.com/AmericanExpressUS https://www.instagram.com/americanexpress/ https://twitter.com/americanexpress https://www.youtube.com/user/AmericanExpress See our community guidelines at: https://www.americanexpress.com/en-us/company/community-guidelines/ If you have a customer service issue or question, please visit www.americanexpress.com/contactus

americanexpress.com

Find verified contacts for anyone on LinkedIn

Unifers gives sales teams verified emails and direct dials, enriched profiles, and outreach that lands in the inbox.

Start for free See how it works

Free plan included · No credit card required

This profile is compiled from publicly available professional sources. Unifers is not affiliated with or endorsed by LinkedIn. Request removal of this profile.