This skill matrix is designed to support Node.js engineers in self-assessing their skills, planning their growth, and preparing for interviews. Each skill area is categorized by level, allowing you to gauge your current proficiency and identify areas to develop further.
- 🌱 Novice: Foundational knowledge and basic concepts.
- 🌿 Intermediate: Competence in common tasks with growing independence.
- 🌳 Advanced: Ability to handle complex projects and optimizations.
- 🚀 Expert: Deep expertise with extensive, specialized experience.
Use this matrix as a guide to self-assess, track progress, and create a tailored PDP. Each level provides specific skills and concepts you should master, with resources in each document to aid your development journey.
| Skill Area | Junior | Middle | Senior | Lead |
|---|---|---|---|---|
| Node.js Core | ||||
| API | 🌱 | 🌿 | 🌳 | 🚀 |
| Async programming | 🌿 | 🌳 | 🌳 | 🚀 |
| Events | 🌱 | 🌿 | 🌳 | 🌳 |
| Streams | 🌱 | 🌿 | 🌳 | |
| Buffers | 🌱 | 🌿 | 🌳 | |
| Filesystem API | 🌿 | 🌳 | 🌳 | 🚀 |
| Clusterization | 🌱 | 🌿 | 🌳 | |
| Multithreading | 🌱 | 🌿 | 🌳 | |
| Network | 🌿 | 🌳 | 🚀 | |
| Error handling | 🌿 | 🌳 | 🌳 | 🚀 |
| CLI | 🌱 | 🌿 | 🌿 | 🌳 |
| Node.js Development Tools | ||||
| NPM | 🌱 | 🌿 | 🌳 | 🌳 |
| NVM | 🌿 | 🌿 | 🌿 | 🌳 |
| Profiling & Debugging | 🌱 | 🌿 | 🌳 | |
| Frameworks | ||||
| Express | 🌱 | 🌿 | 🌳 | 🚀 |
| NestJS | 🌿 | 🌳 | 🚀 | |
| Koa | 🌿 | 🌳 | ||
| Fastify | 🌿 | 🌳 | ||
| Client-Server Communication | ||||
| REST | 🌱 | 🌿 | 🌳 | 🌳 |
| GraphQL | 🌱 | 🌿 | 🌳 | |
| gRPC | 🌱 | 🌿 | ||
| WebSockets | 🌱 | 🌿 | 🌳 | |
| HTTP | 🌱 | 🌿 | 🌳 | |
| TLS/SSL and HTTPS | 🌱 | 🌿 | ||
| TCP/UDP | 🌱 | 🌿 | 🌳 | |
| OSI Model | 🌱 | 🌿 | 🌳 | |
| API Gateways | 🌱 | 🌿 | 🌳 | |
| Clouds and Infrastructure | ||||
| IaC | 🌿 | 🌳 | ||
| CI/CD | 🌱 | 🌿 | 🌳 | |
| Deployment | 🌱 | 🌳 | 🚀 | |
| Containerization | 🌱 | 🌿 | 🌳 | |
| Networking and Security | 🌱 | 🌿 | ||
| Monitoring | 🌱 | 🌱 | 🌿 | 🌳 |
| Cost management | 🌱 | 🌿 | ||
| System Design | ||||
| Requirements Definition | 🌱 | 🌿 | ||
| Architecture Solutions | 🌱 | 🌿 | 🌳 | |
| Event-Driven Architecture and Messaging | 🌱 | 🌿 | ||
| DB Design | 🌱 | 🌿 | 🌳 | 🌳 |
| Data Consistency and Distributed Systems | 🌱 | 🌿 | ||
| Scalability and Fault Tolerance | 🌱 | 🌿 | ||
| Security | 🌱 | 🌿 | 🌳 | |
| Testing | 🌱 | 🌿 | 🌳 | 🌳 |
| Performance and Monitoring | 🌱 | 🌿 | ||
| Documentation | 🌱 | 🌿 | 🌳 |
Start exploring the Node.js documentation and elevate your backend development expertise!