Backend Developer (Node.js)
Building server-side applications and APIs with Node.js/TypeScript
Backend Developer (Node.js)是Backend Engineering族群中的角色。涵盖5个级别的69项技能（从Junior到Principal）。其中205项为必备技能。关键领域：Programming Fundamentals, Backend Development, Database Management。
技术栈
各级别重点
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.
技能矩阵
69 技能 × 5 级别. 点击单元格查看详情。
AI-Assisted Development
4 技能| 技能 | 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 技能| 技能 | 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 技能| 技能 | 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 技能| 技能 | 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 技能| 技能 | 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 技能| 技能 | 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 技能| 技能 | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| GitHub Actions / GitLab CI | A | W | A | E | E |
Observability & Monitoring
5 技能| 技能 | 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 技能| 技能 | 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 技能| 技能 | 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 技能| 技能 | 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 技能| 技能 | 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 技能| 技能 | 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 |
常见问题
Backend Developer (Node.js)角色需要哪些技能？
Backend Developer (Node.js)角色需要69项技能，其中205项为必备。技能分布在5个级别：从Junior到Principal。 查看完整矩阵.
如何在Backend Developer (Node.js)角色中晋升到下一级别？
使用等级计算器评估您当前的级别并获取个性化建议。系统将显示晋升所需发展的技能。
Backend Developer (Node.js)角色使用什么技术栈？
技术栈包含5种不同级别的技术。 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...
社区如何定义Backend Developer (Node.js)角色的要求？
角色要求由社区通过提案系统制定。任何成员都可以提出修改建议，经过投票和专家评审后生效。