Learn Low Level Design (LLD) and prepare for interviews using free resources.
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Updated
Aug 19, 2026 - Java
Learn Low Level Design (LLD) and prepare for interviews using free resources.
Dedicated Resources for the Low-Level System Design. Learn how to design and implement large-scale systems. Prep for the system design interview.
Curated Collection of all Low level design Questions and implementation asked in major Tech companies , Get yourself prepared for the LLD round and ace the interview.
Low Level Designs of common data structures. These designs keep concurrency control, latency and throughput in mind. We use design patterns where applicable to make the code readable, extensible and testable.
Various Low Level Object Oriented System Design problems are discussed in this space
Data Structures and Algorithms, Low level design, High level design Notes, Mind maps, Cheatsheets
Resources to learn Low-level System Design and prepare for Low-level design (LLD/Machine Coding) Interviews
Low level deisgn for cache system
Repository for low level design solution of parking lot
System design concepts and implementations (includes high-level design, low-level design, microservices, etc.)
Learning LLD and HLD
Repository contatining the low level system design of Chess.
This repository contains Low Level Design Interview resources.
Backend Engineering, Low-Level Design, System Design, Networking, Security, SQL, and Distributed Systems explained through visual diagrams.
Solution Tutorials for company-wise Low Level Design and DS & Algo interview questions on CodeZym. Google, Amazon, Uber, Microsoft and others.
We have to design a message queue supporting publisher-subscriber model.
This handbook is a curated compilation of Low-Level Design (LLD) principles, object-oriented design patterns, and system modeling techniques frequently tested in software engineering interviews. Each topic includes core concepts, real-world examples, design trade-offs, along with links to practice resources and common pitfalls to avoid.
To associate your repository with the low-level-design topic, visit your repo's landing page and select "manage topics."