Node.js & TypeScript Developer - Blockchain

Job Title: Node.js & TypeScript Developer

Job Type: Full-Time/Contract

Location: London

Job Overview:

I am seeking a proficient Node.js & TypeScript Developer to join our blockchain team. You will play a pivotal role in building secure, high-performance applications and smart contract integrations to drive blockchain-based products.

Key Responsibilities:

• Develop and maintain Node.js Back End applications, APIs, and services.
• Write, test, and deploy TypeScript-based code for blockchain-related projects.
• Integrate blockchain protocols, smart contracts, and APIs.
• Collaborate with Front End, blockchain, and DevOps teams to build scalable systems.
• Ensure code quality through testing, code reviews, and best practices.

Key Requirements:

• 3+ years of experience with Node.js development.
• Strong proficiency in TypeScript for Back End development.
• Familiarity with blockchain technologies (eg, Ethereum, Solidity, Web3.js, Ethers.js).
• Experience with RESTful APIs and websockets.
• Knowledge of security principles and best practices in blockchain environments.
• Experience with NoSQL databases (MongoDB, DynamoDB) or blockchain storage.

Nice-to-Have:

• Hands-on experience with smart contract development and deployment.
• Understanding of cryptographic algorithms and security protocols.
• Familiarity with containerization (Docker) and CI/CD.