Python Developer - Crypto

Cfi Financial Group

Responsibilities

• Collaborate with developers, product teams, and stakeholders to design and implement backend features for trading and crypto products.
• Translate business requirements into scalable, secure, and efficient technical solutions.
• Define and document technical specifications, selecting technologies and workflows aligned with best practices.
• Implement and maintain unit and integration tests to ensure high-quality, reliable software delivery.
• Participate in code reviews, identify anti-patterns, and drive continuous refactoring and optimization.
• Design and implement secure integrations with blockchain networks, crypto exchanges, and digital wallets.
• Contribute to backend systems powering cryptocurrency trading, custody, settlement, and risk management.
• Ensure software meets standards for performance, security, scalability, and maintainability.
• Present technical designs and implementations to team leads, department heads, or the CTO.
• Perform other duties as assigned by leadership when necessary.

Requirements (Must-Have)

• Proficiency in Python — strong hands-on experience with backend frameworks (e.g., FastAPI, Flask, Django).
• Solid understanding of SQL — capable of designing, optimizing, and maintaining relational databases.
• Experience in cryptocurrency or blockchain-based projects — understanding of crypto protocols, wallets, transactions, and exchanges.
• Nice to Have
• Experience with Web3 libraries (e.g., Web3.py, ethers.js).
• Knowledge of smart contract interaction and blockchain nodes (Ethereum, Bitcoin, etc.).
• Exposure to cloud infrastructure (AWS, GCP, or Azure).
• Understanding of message queues (Kafka, RabbitMQ) or async systems.
• Familiarity with containerization (Docker, Kubernetes).