Smart Contract Developer
Developing and auditing smart contracts for DeFi protocols, NFTs, and tokenization
Smart Contract Developer is a role in the Blockchain & Web3 family. It has 72 skills across 5 levels (from Junior to Principal). 81 skills are mandatory. Key domains: Programming Fundamentals, Backend Development, Database Management.
Skill Matrix
72 skills × 5 levels. Click on a cell for details.
AI-Assisted Development
4 skills| Skills | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| GitHub Copilot | A | W | A | E | E |
| Cursor IDE | A | W | A | E | E |
| ChatGPT / Claude | A | W | A | E | E |
| Prompt Engineering for Code | A | W | A | E | E |
API & Integration
4 skills| Skills | 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 |
| API Documentation | A | W | A | E | E |
Architecture & System Design
2 skills| Skills | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| System Design Fundamentals | A | W | A | E | E |
| Distributed Systems | A | W | A | E | E |
Backend Development
1 skills| Skills | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| Redis | A | W | A | E | E |
Blockchain & Web3
32 skillsCloud & Infrastructure
4 skills| Skills | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| Docker | A | W | A | E | E |
| Kubernetes Core | A | W | A | E | E |
| AWS | A | W | A | E | E |
| Network Fundamentals | A | W | A | E | E |
Database Management
1 skills| Skills | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| PostgreSQL | A | W | A | E | E |
DevOps & CI/CD
1 skills| Skills | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| GitHub Actions / GitLab CI | A | W | A | E | E |
Observability & Monitoring
2 skills| Skills | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| Structured Logging | A | W | A | E | E |
| Prometheus & Grafana | A | W | A | E | E |
Programming Fundamentals
9 skills| Skills | 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 |
| Clean Code | A | W | A | E | E |
| Type Safety & Type Systems | A | W | A | E | E |
Security
4 skills| Skills | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| OWASP & Application Security | A | W | A | E | E |
| Secure Coding Practices | A | W | A | E | E |
| Threat Modeling | A | W | A | E | E |
| Dependency Vulnerability Scanning | A | W | A | E | E |
Testing & QA
6 skills| Skills | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| TDD & BDD | A | W | A | E | E |
| Mutation Testing | A | W | A | E | E |
| Property-Based Testing | A | W | A | E | E |
| Unit Testing | A | W | A | E | E |
| Unit Testing | A | W | A | E | E |
| Integration Testing | A | W | A | E | E |
Version Control & Collaboration
2 skills| Skills | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| Git Advanced | A | W | A | E | E |
| Code Review | A | W | A | E | E |
FAQ
What skills are needed for the Smart Contract Developer role?
The Smart Contract Developer role requires 72 skills, of which 81 are mandatory. Skills are distributed across 5 levels: from Junior to Principal. See full matrix.
How to advance to the next level in the Smart Contract Developer role?
Use the Grade Calculator to assess your current level and get personalized recommendations. The system will show which skills need to be developed for the next level.
How does the community define requirements for the Smart Contract Developer role?
Role requirements are shaped by the community through a proposal system. Any member can suggest changes that go through voting and expert review.