SettleMint - Hyperledger Fabric Administrator - Distributed Systems

SettleMint India : SettleMint India was formed in 2019, with headquarters in Delhi, India. The India team focuses on client deliverables and the development of high-performance low-code Blockchain. We operate from Delhi, and Bengaluru along with certain project locations. We are looking for a Certified Hyperledger Fabric Administrator with solid working experience in Hyperledger Fabric Network in a distributed system. Responsibilities : - Craft fabric networks and chain code applications and review them. - Analyze transaction and usage statistics to identify and prioritize areas for improvement. - Build fabric-based applications and back-end web services. - Creating stable, consistent, and efficient Chaincode in either Javascript / Typescript / Go. - Creating Chaincode test cases for Chaincode functions. - Creating functions to create and manage users which are managed by Fabric CA. - Creating Web API for blockchain interactions using NodeJS (Nest.js framework). - Creating functions to update off-chain databases based on blockchain events (MongoDB/PostgreSQL). - Familiar with containerization technologies (Docker). - Documenting the technical aspects of the application. Requirements : - Strong knowledge of Linux system administration and computer networks. - Strong knowledge of Kubernetes. - Experience in setting up and managing Distributed Systems, with focus on containerization (Docker & Kubernetes). - Deep understanding of the Hyperledger Fabric network, its various components, and how they interact with each other. - Know how to administer and interact with chaincode, manage peers, operate basic CA-level functions, administration of identities & permissions, etc. - Must have deployed a production-grade Fabric network in Kubernetes before. - Must perform all network setup tasks like creating channels with custom configuration, using CA for generating identities of organizations, setting up CA topology of one-root-CA-with-multiple intermediate-CA, managing certificates and keys with best security practices, managing consortium (onboarding/removal of organizations in network/channel), adding peer/orderer nodes for organizations when required, managing Private Data Collections for network participants, automating tasks with scripts, etc. - Must be able to perform upgrades to an existing Hyperledger fabric network network configs, channel configs, chaincode upgrades, etc. - Must have knowledge of peer-cli, fabric-couchdb-storage, Fabric SDK, etc. (ref:hirist.tech)

Location: navi-mumbai, IN

Posted Date: 11/22/2024