Backend Developer (Node.js)
Building server-side applications and APIs with Node.js/TypeScript
Backend Developer (Node.js) es un rol en la familia Backend Engineering. Tiene 69 habilidades en 5 niveles (de Junior a Principal). 205 habilidades son obligatorias. Dominios clave: Programming Fundamentals, Backend Development, Database Management.
Stack tecnológico
Enfoque por nivel
Building REST APIs with Express/NestJS. Writing unit tests (Jest). Working with Prisma/TypeORM. Fixing bugs. Learning TypeScript.
Designing microservices with NestJS. Working with WebSockets. Optimizing event loop. Integrating with message brokers. TypeScript strict mode. Code review.
Node.js application architecture. Memory and CPU optimization (clinic.js). Designing real-time systems. Building npm packages. Choosing between Node.js and Bun/Deno.
Microservice platform architecture on Node.js. Standardizing TypeScript development. Mono-repo strategy (Nx/Turborepo). Backend for Frontend (BFF).
Full-stack platform strategy. Choosing runtime (Node.js/Bun/Deno). Architecture for scale. Open-source contributions.
Matriz de habilidades
69 habilidades × 5 niveles. Haga clic en una celda para ver detalles.
AI-Assisted Development
4 habilidades| Habilidades | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| GitHub Copilot | A | W | A | E | E |
| Cursor IDE | A | W | A | A | — |
| ChatGPT / Claude | A | W | A | E | E |
| Prompt Engineering for Code | A | W | A | E | — |
API & Integration
9 habilidades| Habilidades | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| REST API Design | A | W | A | E | E |
| GraphQL Design | A | W | A | E | E |
| WebSocket API Design | A | W | A | E | E |
| gRPC & Protocol Buffers | A | W | A | E | E |
| gRPC & Protocol Buffers | A | W | A | E | E |
| API Versioning Strategies | A | W | A | E | E |
| API Documentation | A | W | A | E | E |
| API Testing | A | W | A | E | E |
| Rate Limiting & Throttling | A | W | A | E | E |
Architecture & System Design
5 habilidades| Habilidades | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| System Design Fundamentals | A | W | A | E | E |
| Microservices Decomposition | A | W | A | E | E |
| Clean Architecture | A | W | A | E | E |
| CQRS | A | W | A | E | E |
| Event-Driven Architecture | A | W | A | E | E |
Backend Development
8 habilidades| Habilidades | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| Python Web Frameworks | A | W | A | E | E |
| Node.js Frameworks | A | W | A | E | E |
| Apache Kafka | A | W | A | E | E |
| RabbitMQ | A | W | A | E | E |
| Message Broker Patterns | A | W | A | E | E |
| Redis | A | W | A | E | E |
| Caching Strategies | A | W | A | E | E |
| Task Queues | A | W | A | E | E |
Cloud & Infrastructure
5 habilidades| Habilidades | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| Docker | A | W | A | E | E |
| Kubernetes Core | A | W | A | E | E |
| Terraform | A | W | A | E | E |
| AWS | A | W | A | E | E |
| Network Fundamentals | A | W | A | — | — |
Database Management
8 habilidades| Habilidades | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| PostgreSQL | A | W | A | E | E |
| MongoDB | A | W | A | E | E |
| Database Indexing | A | W | A | E | E |
| Query Optimization | A | W | A | E | E |
| Connection Pooling | A | W | A | E | E |
| Database Sharding | A | W | A | E | E |
| Data Modeling & Schema Design | A | W | A | E | E |
| Database Migrations | A | W | A | E | E |
DevOps & CI/CD
1 habilidades| Habilidades | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| GitHub Actions / GitLab CI | A | W | A | E | E |
Observability & Monitoring
5 habilidades| Habilidades | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| Structured Logging | A | W | A | E | E |
| ELK Stack | A | W | A | E | E |
| Prometheus & Grafana | A | W | A | E | E |
| OpenTelemetry | A | W | A | E | E |
| SLI / SLO / SLA | A | W | A | E | E |
Performance Engineering
3 habilidades| Habilidades | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| CPU Profiling | A | W | A | E | E |
| Latency Optimization | A | W | A | E | E |
| Performance Budgets | A | W | A | E | E |
Programming Fundamentals
10 habilidades| Habilidades | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| Algorithms & Complexity | A | W | A | E | E |
| Data Structures | A | W | A | E | E |
| OOP & SOLID Principles | A | W | A | E | E |
| Design Patterns | A | W | A | E | E |
| Multithreading | A | W | A | E | E |
| Async Programming | A | W | A | E | E |
| Code Quality & Refactoring | A | W | A | E | E |
| Functional Programming Principles | A | W | A | E | E |
| Type Safety & Type Systems | A | W | A | E | E |
| Memory Management | A | W | A | E | E |
Security
4 habilidades| Habilidades | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| OWASP & Application Security | A | W | A | E | E |
| Secure Coding Practices | A | W | A | E | E |
| Secrets Management | A | W | A | E | E |
| JWT / OAuth2 / OIDC | A | W | A | E | E |
Testing & QA
4 habilidades| Habilidades | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| TDD & BDD | A | W | A | E | E |
| Unit Testing | A | W | A | E | E |
| Integration Testing | A | W | A | E | E |
| E2E Testing | A | W | A | E | E |
Version Control & Collaboration
3 habilidades| Habilidades | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| Git Advanced | A | W | A | E | E |
| Code Review | A | W | A | E | E |
| Documentation as Code | A | W | A | E | E |
Preguntas frecuentes
¿Qué habilidades se necesitan para el rol de Backend Developer (Node.js)?
El rol de Backend Developer (Node.js) requiere 69 habilidades, de las cuales 205 son obligatorias. Las habilidades se distribuyen en 5 niveles: de Junior a Principal. Ver matriz completa.
¿Cómo avanzar al siguiente nivel en el rol de Backend Developer (Node.js)?
Use la Calculadora de grado para evaluar su nivel actual y obtener recomendaciones personalizadas.
¿Qué stack tecnológico se usa en el rol de Backend Developer (Node.js)?
El stack incluye 5 tecnologías en diferentes niveles. Node.js 20+, TypeScript 5.3+, Express/NestJS, PostgreSQL, Prisma/TypeORM, Jest, Docker, REST API, Node.js 22+, TypeScript strict, NestJS, PostgreSQL/Redis/MongoDB, Bull/BullMQ, Socket.io, Docker Compose, CI/CD, ESLint + Prettier, Node.js 22+, Custom middleware, PostgreSQL/Redis/Elasticsearch, Kafka/RabbitMQ, clinic.js, Kubernetes basics, OpenTelemetry, GraphQL Federation...
¿Cómo define la comunidad los requisitos para el rol de Backend Developer (Node.js)?
Los requisitos del rol son definidos por la comunidad a través de un sistema de propuestas. Cualquier miembro puede sugerir cambios que pasan por votación y revisión de expertos.