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temptation4/README.md

👋 Hi, I'm Neelu Sahai

Senior Java Backend Engineer / Tech Lead | 11+ Years

Java • Spring Boot • Microservices • Kafka • AWS • System Design

📍 Backend Engineering | Distributed Systems | Event-Driven Architecture

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👨‍💻 About Me

Senior Java Backend Engineer & Tech Lead with 11+ years of experience building scalable distributed systems and enterprise microservices.

🎯 Core Expertise

  • ⚙️ Backend Engineering: Java, Spring Boot, Microservices
  • 📨 Distributed Systems: Kafka, Redis, Event-Driven Architecture
  • ☁️ Cloud & DevOps: AWS, Docker, Kubernetes
  • 🧩 Architecture: System Design, Design Patterns, Clean Architecture
  • ⚡ Performance: Concurrency, Caching, JVM Optimization
  • 📊 Observability: Prometheus, Grafana, OpenTelemetry
  • 🤖 Currently Exploring: Spring AI, OpenAI APIs, RAG

💡 I specialize in designing scalable distributed systems, event-driven architectures, and high-performance backend services with a strong focus on reliability, maintainability, and clean architecture.

👉 Tip: Click the linked badges below to explore related documentation and projects.

☕ Languages

Java Expert Badge

🌱 Spring Ecosystem

⚡ Backend & Architecture

📨 Messaging & Event Streaming

🗄️ Databases

☁️ Cloud & DevOps

AWS Badge

🚀 Performance & Concurrency

ForkJoinPool-

🧩 Computer Science Fundamentals

📊 Observability

🤖 AI & GenAI (Currently Learning)

🧪 Testing & Tooling

🧠 Data Structures & Algorithms

📊 GitHub Stats

💡 Soft Skills

🔗 Connect With Me

🚀 Featured Projects

Project What it demonstrates Technologies
📨 Kafka Reliability & Patterns Kafka transactions, reliability, consumer groups, retry/DLQ and event-driven patterns Java, Spring Boot, Kafka
☁️ AWS Spring Boot EC2, S3, IAM, RDS and Spring Boot cloud deployment Java, Spring Boot, AWS
🧩 System Design Distributed systems, microservices, scalability and architecture Microservices, Kafka, Redis
🧠 DSA & Problem Solving Interview-focused algorithms and data structures Java

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  1. Saga-Choreography Saga-Choreography Public

    Saga Pattern is used to handle distributed transactions across multiple microservices.

    Java 1 1

  2. employee-management-aws-guide employee-management-aws-guide Public

    Employee management app integrated with AWS services

    Java

  3. Java-threadpool-examples Java-threadpool-examples Public

    Java Thread Pool internals explained: ExecutorService types, when to use each, and practical multithreading examples

    Java

  4. kafkastream kafkastream Public

    Spring Boot + Kafka Streams fraud detection demo

    Java

  5. saga-orchestration saga-orchestration Public

    Orchestration-based Saga pattern for distributed transactions across Spring Boot microservices

    Java

  6. Spring-AI-Chat-Demo Spring-AI-Chat-Demo Public

    Spring Boot + Spring AI chat demo backed by an OpenAI chat model

    Java