Node JS Blockchain Developer

Job Description

We are looking for an experienced Node.js+ Blockhain Developer with Hands-on experience to build scalable, high-performance backend applications. The ideal candidate should have strong expertise in Node.js, Express.js, APIs, and databases and Web3, along with a good understanding of backend architecture and security.

•  Expertise: Blockchain Integration OR Smart Contract Development, Web3 APIs, Solidity. Develop and maintain server-side applications using Node.js
  

• Design and build RESTful APIs and backend services
  

• Work with MySQL and/or MongoDB for data storage and optimization
  

• Ensure high performance, scalability, and security of applications
  

• Integrate third-party APIs and services
  

• Handle error handling, logging, and debugging
  

• Collaborate with frontend, QA, and DevOps teams
  

• Participate in code reviews and technical discussions
  

Requirements

Technical Requirements

• 3+ years of hands-on experience in Node.js
  

• Strong knowledge of Express.js
  

• Experience with MySQL & MongoDB
  

• Good understanding of API development & security practices
  

• Knowledge of asynchronous programming & event loop
  

• Familiarity with JWT authentication & role-based access
  

• Experience with Docker / deployment is a plus
  

• Knowledge of Git & version control systems
  

• Experience with microservices architecture
  

• Knowledge of Redis / caching mechanisms
  

• Exposure to cloud platforms (AWS/GCP/Azure)
  

Benefits