Full Stack Developer roadmap

Before you start

• JavaScript Developer

What you will learn

1. 1. HTML & CSS

   Semantic HTML and modern CSS layout with Flexbox and Grid.

   • Semantic HTML — Frontend Engineering · Semantic HTML
   • CSS, Flexbox & Grid — Frontend Engineering · CSS, Flexbox & Grid

2. 2. React Foundations

   Components and JSX, props, state and events, and the useState and useEffect hooks.

   • Components & JSX — React · Components & JSX
   • Props, State & Events — React · Props, State & Events
   • useState & useEffect — React · useState & useEffect

3. 3. HTTP & APIs

   Build REST APIs over HTTP and design them well: resources, status codes, pagination and versioning.

   • HTTP & REST — Backend Engineering · HTTP & REST
   • API Design, Pagination & Versioning — Backend Engineering · API Design, Pagination & Versioning

4. 4. SQL Foundations

   Query relational data with SELECT, filtering, sorting and joins.

   • SQL Basics — Databases · SQL Basics
   • Joins — Databases · Joins

5. 5. CI/CD

   Turn code into versioned build artifacts and ship them through continuous integration and delivery pipelines.

   • Builds & Artifacts — DevOps · Builds & Artifacts
   • CI & CD — DevOps · CI & CD

6. 6. Testing Essentials

   Unit tests with Arrange-Act-Assert, then integration and end-to-end tests.

   • Unit Testing & AAA — Testing & Quality · Unit Testing & AAA
   • Integration & E2E Testing — Testing & Quality · Integration & E2E Testing

7. 7. Authentication Fundamentals

   How web apps keep users signed in with sessions, cookies and tokens, and how XSS and CSRF attacks abuse them.

   • Sessions, Cookies, OAuth & JWT — Backend Engineering · Sessions, Cookies, OAuth & JWT
   • XSS & CSRF — Security · XSS & CSRF

8. 8. Dockerfile & Compose

   Write efficient multi-stage Dockerfiles and run multi-container apps with Docker Compose.

   • Dockerfile & Multi-Stage Builds — Docker · Dockerfile & Multi-Stage Builds
   • Docker Compose — Docker · Docker Compose

9. 9. AI-Assisted DevelopmentOptional

   Work effectively with coding agents: give them context and instruction files, prompt for code, connect tools with MCP and review what they produce.

   • Coding Agents — AI-Assisted Development · Coding Agents
   • Context & Instruction Files — AI-Assisted Development · Context & Instruction Files
   • Prompting for Code — AI-Assisted Development · Prompting for Code
   • Tools & MCP — AI-Assisted Development · Tools & MCP
   • Reviewing & Testing AI-Generated Code — AI-Assisted Development · Reviewing & Testing AI-Generated Code

10. 10. SQL Performance

    Read query plans, choose the right indexes and fix N+1 queries and connection pool problems.

    • Indexes & Query Plans — Databases · Indexes & Query Plans
    • N+1, Indexes & Connection Pooling — Performance Engineering · N+1, Indexes & Connection Pooling

11. 11. API Security Best PracticesOptional

    Use the OWASP API Security Top 10 to secure authentication and tokens, enforce object- and function-level authorization, and validate input against mass assignment.

    • OWASP API Security Top 10 — API Security · OWASP API Security Top 10
    • API Authentication & Tokens — API Security · API Authentication & Tokens
    • BOLA & BFLA (Authorization) — API Security · BOLA & BFLA (Authorization)
    • Input Validation & Mass Assignment — API Security · Input Validation & Mass Assignment

12. 12. Backend Performance Best PracticesOptional

    Budget latency on hot paths, access data efficiently at scale, cache with a clear invalidation strategy, apply backpressure and trim payloads and round trips.

    • API Latency Budgets & Hot Paths — Performance Engineering · API Latency Budgets & Hot Paths
    • Data Access Patterns at Scale — Performance Engineering · Data Access Patterns at Scale
    • Caching Strategy & Invalidation — Performance Engineering · Caching Strategy & Invalidation
    • Async I/O, Concurrency & Backpressure — Performance Engineering · Async I/O, Concurrency & Backpressure
    • Payloads, Compression & Network Round Trips — Performance Engineering · Payloads, Compression & Network Round Trips