Memory-centric architecture for scalable, energy-efficient AI agents and long-term cognition.

A deliberate affront to egalitarian tokenomics—cryptographic proof that not all wallets are created equal. What can be claimed without reputation can be excluded without apology.

Enterprise Java framework for resilient, self-healing systems with adaptive components, event-driven architecture, and Clean Architecture (Active TDD development).

Distributed Snowflake-style ID generator implemented in C#, delivering high-throughput, horizontally scalable, and single-point-of-failure–free ID generation, validated across multiple Docker pods under concurrent load.

A clean, production-style example of building a scalable marketplace search system using PostgreSQL as the source of truth, MeiliSearch for full-text indexing, and Node.js for the API and sync worker.

Clean Architecture & DDD, Saga & Outbox Pattern, CQRS, Kafka ve Kubernetes üzerine kapsamlı teknik dökümantasyon. GKE ile bulut tabanlı dağıtık sistemler için rehber.

Lightweight open-source rate-limiting middleware for Node.js/Express & Redis. Provides configurable limits per IP or user, integrates easily with GraphQL or REST-APIs, and helps protect backend routes from abuse and overload.

This repository showcases High-Level Design (HLD) solutions for real-world systems like Web Crawler, Uber/Ola, WhatsApp-like messaging, Hotstar, Truecaller, and Zomato/Wiki. It covers system architecture, scalability, API design, and database choices, making it a valuable resource for understanding large-scale distributed systems.

🎢 A database and web management system for an amusement park developed in .NET Razor. Features include user management, attractions, ticketing, promotions, CRUD operations, filtering, and master-slave relationships, with SQL scripts for schema creation, stored procedures, triggers, views, and an ERD diagram.

A scalable e-commerce product search and filtering platform built with Spring Boot, MongoDB, and React. Implements backend-driven pagination, advanced category and subcategory filters, and efficient handling of large product datasets with reliable image rendering.

A saga-orchestrated microservices banking MVP designed to ensure consistency, fault tolerance, and correctness in distributed financial workflows.

A robust, scalable payment gateway system built in Java, designed to demonstrate Low-Level Design (LLD), clean architecture, and real-world backend engineering concepts such as idempotency, asynchronous processing, and webhook reliability.

A distributed storage system using Python and the socket library, featuring a server and multiple clients. The server coordinates data distribution and retrieval among clients using a token-based algorithm. Clients can store data to and request data from the server, which manages the communication and data aggregation across the system.

A comprehensive system design guide for software engineers! 🌟 Learn scalable, reliable system design with topics on fundamentals 🏗️, distributed systems 🌐, and case studies like Twitter 🐦 and Netflix 🎥. Ideal for interview prep 🎯 and mastering concepts! 🚀

I've open-sourced Delegator v5.2.1: a state-based AI scheduler designed for large-scale public park maintenance planning in Japan. It converts playground inspection scores into actionable repair/update schedules under budget and workforce constraints — all in under 2 seconds across 1,300+ units. Scalable. Transparent. Real.

🚀 Jett is a modern deployment platform with an Angular 20 frontend, Express middleware, and microservices for uploads, deployments, and request handling. Powered by Cloudflare R2, Redis, Docker, and GitHub Actions, it delivers fast, secure, and scalable project deployments.

Replaced NGO spreadsheet chaos with a cloud-ready SQL database — cutting data errors by 90%, reducing manual work by 40%, and enabling secure, automated, AWS-ready growth.

A comprehensive guide for system design interview preparation, covering essential concepts and real-world system designs. This repository includes in-depth explanations of key topics, detailed system design solutions for common applications, and hands-on practice questions.

A production-grade MERN stack laboratory focused on scalable architecture, clean code, system design, and enterprise-level patterns. This repository explores advanced backend design, performance optimization, security, multi-tenancy, and real-world SaaS patterns used in large-scale applications.

Reactive Architecture is a set of principles and patterns for building responsive, resilient, and elastic systems. This repository provides an in-depth guide to help you design and implement Reactive Systems