Complete System Design for Beginners Build Scalable Systems

What you'll learn

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Design scalable software systems using industry-standard System Design principles, Software Architecture patterns, and real-world examples.
Understand Load Balancers, Databases, Caching, APIs, Microservices, Message Queues, CDNs, and Distributed Systems from scratch.
Confidently read, draw, and explain architecture diagrams while making design decisions based on scalability, reliability, and trade-offs.
Master a proven System Design interview framework and design real-world applications like URL Shortener and Chat Application.
Requirements

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No prior System Design knowledge is required. Basic programming knowledge is helpful, and I'll teach everything else from scratch using simple explanations and real-world examples.
Description

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Complete System Design for Beginners: Build Scalable Systems
Learn Software Architecture, Scalability, Distributed Systems, APIs, Databases, Caching, Security, Microservices & Crack System Design Interviews
Have you ever wondered...
How does Netflix serve millions of users simultaneously?
How does WhatsApp deliver billions of messages every day?
Why does Amazon use caching?
How does YouTube stream videos so smoothly?
Why do companies use Load Balancers, CDNs, Databases, Message Queues, Redis, Kafka, and Microservices?
How do software architects design systems that can scale from hundreds of users to millions?
If these questions excite you, then this course is for you.
Stop Memorizing Architecture Diagrams. Start Understanding Them.
One of the biggest problems with learning System Design today is that most resources jump directly into technologies.
One video explains Redis.
Another explains Kafka.
Another explains Load Balancers.
Another explains Databases.
Another explains CAP Theorem.
But very few explainhow all these pieces fit together to build a complete software system.
As a result, many developers memorize technologies instead of understandingwhy they exist.
This course is different.
Instead of memorizing components, you'll learn thethinking process behind System Design.
You'll understand
Why every architecture component exists
What problem it solves
When to use it
When NOT to use it
What trade-offs it introduces
That's exactly how experienced Software Architects think.
This is NOT another interview-only course.
This is a completeSystem Design Foundation Course.
Whether you are
A beginner software engineer
A Computer Science student
A Backend Developer
A Full Stack Developer
Preparing for System Design interviews
Or simply curious about how modern software systems work
This course will build your System Design knowledge from the ground up.
No prior System Design experience is required.
We assume you know absolutely nothing.
Everything is explained from scratch using
Real-world analogies
Simple language
Whiteboard illustrations
Architecture diagrams
Practical examples
Industry case studies
What makes this course different?
Unlike most System Design courses, we don't begin with complicated interview questions.
Instead, we build systems exactly the way they grow in the real world.
We begin with a single server.
Then traffic starts increasing.
The server becomes slow.
Now we introduce Caching.
Traffic increases again.
Now we need a Load Balancer.
Database becomes the bottleneck.
Now we introduce Read Replicas.
Data becomes huge.
Now we introduce Sharding.
Every concept is introduced only after the previous architecture stops working.
This makes System Design logical instead of overwhelming.
What you'll learn

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This course contains60+ carefully structured lessons covering everything a beginner needs to become confident in System Design.
You'll learn
System Design Fundamentals
What is System Design
High Level Design (HLD)
Low Level Design (LLD)
Functional vs Non-functional Requirements

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Scalability
Reliability
Availability
Maintainability
Latency vs Throughput
Back-of-the-envelope estimation
Networking & Building Blocks
Client Server Architecture
Servers
DNS
IP Addresses
Ports
HTTP
HTTPS
REST APIs
API Contracts
GraphQL
gRPC
WebSockets
Server-Sent Events
Storage Systems
Databases
SQL
NoSQL
ACID
Transactions
Indexing
Object Storage
File Storage
Block Storage
Database Design
SQL vs NoSQL
Scaling Systems
Vertical Scaling
Horizontal Scaling
Stateless Services
Stateful Services
Load Balancers
Read Replicas
Database Replication
Sharding
Partitioning
Caching
Browser Cache
CDN
Reverse Proxy
Application Cache
Database Cache
Cache Aside
Read Through
Write Through
Write Back
Cache Invalidation
Cache Eviction
Redis
Memcached
Distributed Communication
Synchronous Communication
Asynchronous Communication
Message Queues
RabbitMQ
Amazon SQS
Publish Subscribe
Kafka Concepts
Polling
Long Polling
Webhooks
WebSockets
Reliability & Distributed Systems
High Availability
Redundancy
Replication
Disaster Recovery
CAP Theorem
Strong Consistency
Eventual Consistency
Health Checks
Retries
Timeouts
Rate Limiting
Throttling
Security
Authentication
Authorization
HTTPS
TLS
OAuth
JWT
Encryption
Secrets Management
SQL Injection
Cross Site Scripting (XSS)
CSRF
DDoS
MITM
Observability
Logging
Metrics
Tracing
Monitoring
Alerting
Blue Green Deployment
Canary Deployment
Rolling Deployment
Docker Concepts
Kubernetes Concepts
Monolith vs Microservices
System Design Interview
You'll also learn a complete6-Step System Design Framework that can be used to solve beginner and intermediate interview questions.
We'll cover
Requirement Gathering
Scale Estimation
API Design
High-Level Architecture
Identifying Bottlenecks
Trade-off Analysis
Real-World Capstone Projects
You'll design complete systems from scratch including
URL Shortener
Chat Application
using everything learned throughout the course.
By the end of this course you'll be able to
Understand System Design from first principles
Read and draw architecture diagrams confidently
Design scalable software systems
Understand trade-offs behind every architectural decision
Participate confidently in beginner System Design interviews
Build a strong foundation for advanced distributed systems
Understand how companies like Amazon, Netflix, Uber and WhatsApp build scalable software
Course Features
60+ structured lectures
Beginner-friendly explanations
Whiteboard style teaching
Real-world architecture diagrams
Practical examples
able resources
Quizzes and exercises
Lifetime access
Future course updates
Lifetime Updates
Technology evolves continuously-and so will this course.
As System Design evolves with new technologies, architectural patterns, cloud services, AI-driven systems, and industry best practices, I'll continue updating this course with new lectures and improvements to keep it relevant and valuable.
When you enroll today, you're not just purchasing the course as it exists today-you're investing in a course that will continue to grow over time.
Prerequisites
There are no prerequisites for this course.
Basic programming knowledge is helpful, but no prior System Design knowledge is required.
We'll learn everything from scratch.
30-Day Money-Back Guarantee
This course comes with Udemy's30-Day Money-Back Guarantee.
If you're not satisfied for any reason, you can request a full refund within the first 30 days.
About Your Instructor
Hi, I'mYogesh Dahake.
I'm aSoftware Engineer with13+ years of experience designing, architecting, building, and delivering enterprise software systems in multinational product companies.
Throughout my career, I've worked onlarge-scale enterprise applications, participated insystem design discussions, solvedproduction-scale challenges, and mentored software engineers.
My teaching philosophy is simple
Don't memorize technology. Understand why it exists.
That's exactly how this course has been designed.
Who this course is for

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Software Engineers, Full-Stack & Backend Developers, Computer Science Students, and anyone who wants to master System Design, Software Architecture, Scalability, and prepare for System Design interviews.
Homepage

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