Red Apple Technologies - Blockchain Developer

Job Summary :

We are looking for an experienced Blockchain Developer with a strong foundation in distributed ledger technologies and smart contract development.

The ideal candidate will play a key role in designing, implementing, and supporting blockchain-based applications, with a focus on performance, security, and scalability.

You will work closely with solution architects, backend engineers, and product teams to build decentralized applications (dApps), tokens, and blockchain-integrated systems in a dynamic, agile Responsibilities :

Core Development :

• Architect, design, and develop blockchain solutions using platforms like Ethereum, Polygon, Solana, Binance Smart Chain, or Hyperledger.
• Develop and deploy smart contracts using Solidity, Rust, or Vyper.
• Write backend integrations using Node.js, TypeScript, Go, or Python.
• Build secure and efficient dApps with web3.js, ethers.js, or similar & Auditing :
• Implement robust smart contract security patterns (reentrancy guard, overflow checks, etc.
• Conduct or support smart contract audits, both internal and via third parties.
• Familiarity with tools like MythX, Slither, and OpenZeppelin & DevOps :
• Manage blockchain nodes, testnets, and wallets.
• Deploy dApps on testnets and mainnets.
• Familiar with cloud platforms like AWS, Azure, or Infura, and versioning tools like Git.
• Understand the CI / CD pipeline for blockchain & Integration :
• Integrate with off-chain data using Oracles (Chainlink, Band Protocol).
• Work with databases (IPFS, The Graph, PostgreSQL).
• Ensure optimal gas usage and network & Innovation :
• Keep up-to-date with latest blockchain protocols, consensus mechanisms (PoS, PoW, PoA), and governance models.
• Propose architectural improvements and technology stacks based on project Skills & Qualifications :
• Bachelor's or Masters degree in Computer Science, Engineering, or related field.
• 3+ years of hands-on experience in blockchain development.
• Proven experience in Solidity smart contracts.
• Strong knowledge of Ethereum Virtual Machine (EVM).
• Proficiency in JavaScript / TypeScript, Go, Python, or Rust.
• Familiarity with DeFi, NFT standards (ERC-20, ERC-721, ERC-1155).
• Working knowledge of Git, Docker, and cloud deployment tools.
• Excellent understanding of cryptographic principles (hashing, public / private key Qualifications :
• Experience with Layer 2 scaling solutions like Optimism, Arbitrum, or zkRollups.
• Understanding of Zero-Knowledge Proofs (ZKPs) and Privacy Chains.
• Prior work on DAOs, staking platforms, or Web3 wallets.
• Contributions to open-source blockchain projects.
• Knowledge of game theory and tokenomics is a plus

ref : hirist.tech)