anuq - Overview

Hi, I'm Anup 👋

Java · Spring Boot · Microservices · AI/LLM · AWS · Systems Engineering

🔧 What I Build

Distributed Systems — event-driven architectures, Kafka, CQRS, Event Sourcing, Saga orchestration
High-Performance Services — low-level systems, custom protocols, data structures, cache engines
AI / LLM Applications — LangGraph agents, Claude API, RAG pipelines, multi-agent orchestration
Cloud-Native Infrastructure — AWS (EC2, ECS, API Gateway), Kubernetes, Docker, IaC

🌍 Open Source Contributions

PR	Repository	Description
#1827	apache/stormcrawler	fix(core): make Metadata keys consistently case-insensitive
#8252	open-telemetry/opentelemetry-java	Stop converting unit "1" to "ratio" in Prometheus exporter
#391	elastic/ecs-logging-java	Fix unbounded StringBuilder retention in ThreadLocal (memory leak)
#6798	aws/aws-sdk-java-v2	fix(sqs-batch-manager): use original queueUrl instead of batchKey in batch requests

Last updated: 2026-04-12 07:04 UTC

🚀 Featured Projects

Project	Description	Stack
event-driven-microservices	Order management system with CQRS, Event Sourcing & Saga pattern across 5 microservices	Java 17 · Spring Boot · Kafka · PostgreSQL · MongoDB
inmemory-data-grid	Distributed in-memory cache (mini Redis) with consistent hashing, LRU/LFU eviction & custom binary protocol	Java 17 · NIO · 35 tests

🛠 Tech Stack

Languages

Backend & Frameworks

Messaging & Data

Cloud & DevOps

AI / ML

Practices & Tools

📊 GitHub Stats

🧠 Architecture Patterns I Work With

├── Microservices          Event-driven · Domain-Driven Design · Hexagonal Architecture
├── Distributed Systems    Consistent Hashing · Replication · CAP Theorem trade-offs
├── Messaging              Kafka · CQRS · Event Sourcing · Saga Orchestration
├── AI Agents              Multi-agent orchestration · RAG · LangGraph · Tool use
└── Cloud                  AWS ECS · API Gateway · Kubernetes · Service Mesh