S.i. Systems

Senior Smart Contract Developer to design, build, test, and maintain smart contract logic that implements core business rules and financial behaviors

📍 Toronto, Ontario, Canada ⏰ Contract

Description

Contract: 6 months
Hybrid
Must Haves:
Hands-on experience writing and maintaining smart contracts
Strong programming skills in:
Python (for Vault smart contracts), and/or
Solidity or other blockchain contract languages
Experience implementing complex business logic in code
Strong understanding of:
Financial rules and calculations (interest, fees, penalties, limits)
Event-driven programming concepts
Experience with testing, debugging, and optimizing production-grade code
Ability to work closely with technical and non-technical stakeholders
Nice to Have
Experience with Thought Machine Vault smart contracts
Background in financial services, fintech, or payments
Familiarity with secure coding practices for smart contracts
Exposure to CI/CD pipelines and automated testing frameworks
Smart Contract Developer
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