Senior Software Engineer - Solidity + Python

LiquidFi (Miami, FL) | Senior Software Engineer - Solidity + Python | ONSITE | Full-time | https://liquidfi.io We're reimagining mortgages through blockchain - tokenizing real estate debt to make mortgage investing more transparent, accessible, and liquid. Early-stage, profitable, and moving fast. THE ROLE: Build smart contracts in Solidity that power mortgage tokenization, develop Python services/APIs connecting blockchain to the real world, and own features end-to-end. You'll wear multiple hats - one minute writing a Solidity payment contract, next debugging a Python API, then optimizing Celery tasks. Small team = big impact. STACK: - Smart contracts: Solidity, OpenZeppelin, Hardhat/Foundry - Backend: Python (Django, DRF), Celery, RabbitMQ, PostgreSQL - Infrastructure: AWS, Docker, EVM-compatible chains - Integrations: Web3.py LOOKING FOR: - 10+ years building products with serious Solidity + Python chops - Experience developing EVM-compatible smart contracts - Expert with Django, DRF, Celery - Strong distributed systems & async programming experience - Deep understanding of blockchain fundamentals, DeFi, token standards (ERC-20, ERC-721, ERC-1155) - Bonus: financial services, mortgages, or asset-backed tokens WHY JOIN: - Own big pieces of the stack from day one - Competitive pay + meaningful equity - Shape the future of real estate finance - Small, passionate team LOCATION: Miami, FL - onsite required (South Florida candidates welcome) Apply: talent@liquidfi.io with resume + note about your Solidity/Python experience