Thread by @TechParida

2021 Roadmap for Back-End Developers💕

This 🧵 is for you👇

Internet

1. How does the internet work?
2. What is HTTP?
3. Browsers and how they work?
5. DNS and how it works?
6. What is Domain Name?
7. What is hosting?

Basic Front-end Knowledge

1. HTML
2. CSS
3. JavaScript

OS and General Knowledge

1. Terminal usage
2. How OSs work in general
3. Process Mgt.
4. Threads & concurrency
5. Basic terminal commands
6. Memory mgt.
7. Interprocess comm.
8. I/O mgt.
9. POSIX basics
10. Basic networking concepts

Learn a Language

Make sure to learn it's quirks. Core details about its runtime e.g concurrency, memory model etc.

1. Java
2. Python
3. PHP
4. C#
5. Javascript
6. Ruby
7. Rust
8. Go
9. ?

Version Control System

1. Basic usage of Git
2. Repo hosting services
I. GitHub
II. Gitlab
III. Bitbucket

Relational Databases

1. MySQL
2. PostgreSQL
3. MariaDB
4. MS SQL
5. Oracle

NoSQL Databases

1. MongoDB
2. RethinkDB
3. CouchDB
4. DynamoDB

More About Databases

1. ORMs
2. ACID
3. Transactions
4. N+1 Problem
5. Data Replication
6. Sharding Strategies
7. CAP Theorem
8. Database Normalisation
9. Indexes and how they work

Learn About APIs

1. REST
2. JSON APIs
3. HATOAS
4. Open API Spec and Swagger
5. Authentication
6. GraphQL

Caching

1. CDN
2. Server-side
I. Redis
II. Memcached
3. Client-side

Web Security Knowledge

1. Hashing Algorithm
I. MD5 and why not to use it
II. SHA Family
III. Scrypt
IV. Bcrypt
2. HTTPS
3. Content Security Policy
4. CORS
5. SSL/TLS
6. OWASP Security Risk

Testing

1. Integration Testing
2. Unit Testing
3. Functional Testing

CI/CD

1. Jenkins
2. GitLab
3. CircleCI
4. Bamboo
5. TeamCity
6. Travis CI
7. Buddy

Design and Development Principles

1. SOLID
2. KISS
3. YAGNI
4. DRY
5. GOF Design Patterns
6. Domain-Driven Design
7. Test-Driven Development

Architectural Patterns

1. Monolithic
2. Microservices
3. SOA
4. CQRS and Event Sourcing
5. Serverless

Message Brokers

1. RabbitMQ
2. Kafka

Containerization

1. Docker
2. rkt
3. LXC

Web Servers

1. Nginx
2. Apache
3. Caddy
4. MS IIS

Building For Scale

1. Migration Strategies
2. Horizontal vs Vertical Scaling
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All the above topics will be covered in my YT Channel, many topics are already discussed and many coming. Subscribe and Keep Learning💕

👉 YouTube.com/c/codingx

And for more details, you can visit the website

👉 roadmap.sh/backend