Blockchain Developer

Key Responsibilities

• Develop, test, and deploy smart contracts on

  Solana

  using

  Rust & Anchor

  , and on

  EVM chains

  using

  Solidity

• Design and build

  DeFi

  ,

  NFT

  , and

  liquid staking protocols

• Architect and implement

  DAO systems

  , including voting, governance tokens, and treasury control
• Integrate off-chain data providers like

  Pyth

  ,

  Chainlink

  , and custom oracles
• Build full-stack dApps using

  React

  ,

  Next.js

  , and Web3 libraries with seamless wallet support (Phantom, MetaMask)
• Optimize contracts for

  gas efficiency

  ,

  on-chain storage

  , and

  rent exemption

• Perform audits, write tests, and ensure smart contract security against common vulnerabilities
• Deploy and manage dApps and contracts using CI/CD pipelines
• Collaborate with frontend/backend engineers, product teams, and designers
• Contribute to architecture, documentation, and developer tooling
• Stay on top of emerging blockchain tech, including zk-rollups, Layer 2s, and governance trends

Required Skills & Experience

Core Blockchain Development

• 2+ years of

  Rust

  programming using

  Anchor

  and native Solana development
• Strong proficiency in

  Solidity

  for EVM-based chains
• Deep understanding of:

• NFT standards

  (ERC-721, ERC-1155, Metaplex)

• DeFi protocols

  , tokenomics, and

  liquid staking

  mechanics

• DAO infrastructure

  , voting mechanisms, and treasury governance (mandatory)

• ZK cryptography

  (zk-SNARKs, Circom, Noir, or related frameworks) (mandatory)
• Experience with

  PDAs

  ,

  CPIs

  , Solana account models, and fee optimization
• Knowledge of

  cross-chain protocols

  (Wormhole, LayerZero, etc.)

Off-chain Integration

• Integration with oracles like

  Chainlink

  and

  Pyth

• Handling off-chain state, events, and real-time data feeds

Full Stack dApp Integration

• Frontend frameworks:

  React

  ,

  Next.js

  ,

  Tailwind

• Web3 integrations using:

  ethers.js

  ,

  viem

  ,

  web3.js

• Wallet connectivity:

  Solana Wallet Adapter

  ,

  MetaMask

  ,

  WalletConnect

• Backend:

  Node.js

  or

  Python

  with REST/GraphQL APIs
• Indexing:

  The Graph

  ,

  Helius

  ,

  Moralis

  , or custom listeners

Security & Testing

• Experience writing and running

  unit/integration tests

  using

  Foundry

  ,

  Hardhat

  , and

  Anchor test suites

• Familiarity with attack vectors:

  reentrancy

  ,

  flash loan exploits

  ,

  oracle manipulation

  , etc.
• Best practices in

  smart contract audits

  and on-chain observability

DevOps & Deployment

• Smart contract deployment automation with

  CI/CD pipelines

• Experience storing metadata on

  IPFS

  /

  Arweave

• Key management and multisig setups

Nice-to-Have

• Hands-on work with

  zk-rollups

  ,

  StarkNet

  , or

  zkVMs

• Contributions to

  open-source

  blockchain protocols or GitHub libraries
• Prior experience in

  GameFi

  , DAOs, or social token platforms
• Hackathon wins or community leadership in Web3 spaces