Blockchain / Smart Contract Developer

CARMLIZE is an early-stage technology company building at the intersection of AI, crypto, blockchain, and real-time market intelligence.

We’re looking for a Blockchain / Smart Contract Developer to help build secure Web3 infrastructure, smart contracts, blockchain integrations, and on-chain components for the CARMLIZE platform.

You’ll work on systems that connect blockchain data, real-time markets, AI-driven analysis, and Web3 applications.

Responsibilities

• Design, develop, test, and deploy smart contracts
• Build blockchain integrations for CARMLIZE products
• Develop secure on-chain functionality using Solidity and Web3 technologies
• Integrate wallets, RPC providers, blockchain APIs, and smart contracts with backend systems
• Work with Ethereum, EVM-compatible chains, and other blockchain ecosystems
• Build and maintain Web3 backend services and APIs
• Write automated tests for smart contracts and blockchain integrations
• Review smart contracts for security, gas efficiency, and reliability
• Work closely with backend, frontend, AI, and product teams
• Help shape CARMLIZE’s blockchain architecture as the platform grows

What We’re Looking For

• Strong experience with Solidity and smart contract development
• Experience with Ethereum and EVM-compatible networks
• Experience with Foundry, Hardhat, or similar development frameworks
• Strong understanding of smart contract security and common vulnerabilities
• Experience integrating blockchain systems with Node.js, TypeScript, Python, or backend APIs
• Familiarity with Web3 libraries such as ethers.js, viem, or Web3.js
• Experience with wallets, RPC nodes, transactions, events, and blockchain data
• Strong understanding of Git and modern development workflows
• Comfortable working independently in an early-stage startup environment

Nice to Have

• Experience with Rust, Go, Cairo, or Solana
• Experience with DeFi protocols and decentralized applications
• Smart contract auditing or blockchain security experience
• Knowledge of cryptography, zero-knowledge proofs, or account abstraction
• Experience with on-chain data and blockchain analytics
• Experience with trading, crypto markets, or fintech products
• Familiarity with cloud infrastructure and production Web3 systems

Why CARMLIZE

CARMLIZE is building technology that combines AI, real-time market intelligence, and Web3 infrastructure to help users better understand digital markets.

You’ll have the opportunity to work on blockchain systems from an early stage, contribute to architecture decisions, and build technology at the intersection of AI + crypto + real-time markets.