Select your current position

Pick a role and level — we'll show the growth path, skills and gap analysis.

Development path

Junior

0-2 years

Current

Responsibility: Выполнение задач под руководством старших коллег. Изучение кодовой базы, стандартов и процессов команды. Написание кода по спецификациям, исправление простых багов, написание тестов.

Key skills:

Consensus Mechanisms: PoW, PoS, BFT Need
DeFi Protocols: AMM, Lending, DEX Need
Smart Contract Testing: Foundry, Hardhat Need

Middle

2-5 years

Next

Responsibility: Самостоятельная разработка фич от декомпозиции до деплоя. Участие в code review. Оптимизация производительности. Менторинг junior-разработчиков. Участие в архитектурных обсуждениях.

Key skills:

Consensus Mechanisms: PoW, PoS, BFT Need
DeFi Protocols: AMM, Lending, DEX Need
Smart Contract Testing: Foundry, Hardhat Need

Senior

5-8 years

Responsibility: Проектирование архитектуры компонентов и сервисов. Решение сложных технических проблем. Ведение технического долга. Code review как gatekeeper качества. Менторинг middle-разработчиков. Выбор технологий для новых задач.

Key skills:

Blockchain Fundamentals Need
Consensus Mechanisms: PoW, PoS, BFT Need
Cross-Chain Bridges Need
DeFi Protocols: AMM, Lending, DEX Need
Ethereum Ecosystem Need
NFT Development Need
OWASP & Application Security Need
Property-Based Testing Need
Smart Contract Security & Auditing Need
Smart Contract Testing: Foundry, Hardhat Need
Solidity Need
TDD & BDD Need
Tokenomics Design Need
Unit Testing Need
Vyper Need
Wallet Integration: MetaMask, WalletConnect Need
Web3 Frontend: ethers.js, wagmi Need
Async Programming Need
Integration Testing Need
Threat Modeling Need
Mutation Testing Need
Secure Coding Practices Need
Applied Cryptography Need
Dependency Vulnerability Scanning Need
Type Safety & Type Systems Need

Lead / Staff

7-12 years

Responsibility: Техническое лидерство команды или направления. Проектирование системной архитектуры. Координация с другими командами. Формирование стандартов и best practices. Участие в найме. Планирование технического roadmap.

Key skills:

Blockchain Fundamentals Need
Consensus Mechanisms: PoW, PoS, BFT Need
Cross-Chain Bridges Need
DeFi Protocols: AMM, Lending, DEX Need
Ethereum Ecosystem Need
NFT Development Need
OWASP & Application Security Need
Property-Based Testing Need
Smart Contract Security & Auditing Need
Smart Contract Testing: Foundry, Hardhat Need
Solidity Need
TDD & BDD Need
Tokenomics Design Need
Unit Testing Need
Vyper Need
Wallet Integration: MetaMask, WalletConnect Need
Web3 Frontend: ethers.js, wagmi Need
Async Programming Need
Integration Testing Need
Threat Modeling Need
Mutation Testing Need
Secure Coding Practices Need
Applied Cryptography Need
Dependency Vulnerability Scanning Need
Type Safety & Type Systems Need

Principal

10+ years

Responsibility: Техническая стратегия на уровне компании или домена. Кросс-организационное влияние. Решение системных проблем бизнеса через технологии. Менторинг lead-инженеров. Публичное представление компании.

Key skills:

Blockchain Fundamentals Need
Consensus Mechanisms: PoW, PoS, BFT Need
Cross-Chain Bridges Need
DeFi Protocols: AMM, Lending, DEX Need
Ethereum Ecosystem Need
NFT Development Need
OWASP & Application Security Need
Property-Based Testing Need
Smart Contract Security & Auditing Need
Smart Contract Testing: Foundry, Hardhat Need
Solidity Need
TDD & BDD Need
Tokenomics Design Need
Unit Testing Need
Vyper Need
Wallet Integration: MetaMask, WalletConnect Need
Web3 Frontend: ethers.js, wagmi Need
Async Programming Need
Integration Testing Need
Threat Modeling Need
Mutation Testing Need
Secure Coding Practices Need
Applied Cryptography Need
Dependency Vulnerability Scanning Need
Type Safety & Type Systems Need

Gap analysis: skills to develop

To reach the next level you'll need to develop:

Consensus Mechanisms: PoW, PoS, BFT

Analyzes how consensus mechanisms affect smart contract design: block time variability, reorg resistance, MEV extraction. Adapts contracts for different consensus models.

DeFi Protocols: AMM, Lending, DEX

Implements DeFi contracts: custom AMM with fee distribution, lending pool with collateral management, yield aggregator with auto-compound. Integrates Chainlink price feeds for oracle data.

Smart Contract Testing: Foundry, Hardhat

Writes fork tests, fuzz tests, and integration tests for complex DeFi flows. Tests edge cases with Foundry cheatcodes. Achieves 95%+ coverage with meaningful test scenarios.