Hi, I'm Sandeep Madaan 👋

Engineering Leader | Cloud Architecture | Distributed Systems | Java • AWS • Kubernetes

I am a Technical Lead with 22+ years of experience building high-scale distributed systems and cloud-native platforms. My focus is on architecture design, performance engineering, and modernizing large enterprise systems to AWS cloud platforms.

🚀 Core Expertise

Cloud Platforms

• AWS (EKS, EC2, ElastiCache, OpenSearch)

Backend Engineering

• Java

• Spring Boot

• Microservices Architecture

Distributed Systems

• High-scale API platforms

• Event-driven architecture

• Service resiliency patterns

Data & Search

• Redis / Valkey

• OpenSearch / Lucene

• Oracle SQL

Streaming & Messaging

• Kafka

• Event-Driven Architecture (EDA)

Platform Engineering

• Kubernetes

• Docker

• CI/CD pipelines

• Terraform

Observability

• AppDynamics

• Performance tuning

• P95 / P99 latency optimization

🏗 Current Focus

• Cloud modernization of enterprise systems

• Scaling distributed search platforms

• High-performance API architecture

• Event-driven microservices

• Cost-optimized AWS architectures

🧠 Engineering Philosophy

• Build simple, scalable systems

• Design with observability first

• Optimize performance and reliability

• Automate everything possible

🛠 Tech Stack

Java • Spring • AWS • Kubernetes • Redis • Kafka • OpenSearch • Microservices • Distributed Systems • Google Cloud • Azure • Azure

📊 GitHub Activity

🤝 Connect With Me

💼 LinkedIn:

🌐 Interested in discussions around cloud architecture, distributed systems, and platform engineering

⭐ Building systems that scale, perform, and last.