Blockchain Developer Informica Technoservices

5.0 - 10.0 years

12 - 16 Lacs

Vijayawada

Work from Office

We are hiring a Blockchain Developer to work on a government-focused certificate management project. The objective is to build a secure, tamper-proof system for storing and verifying official documents such as birth certificates, Aadhaar, income, caste, and academic certificates using blockchain technology. The system should prevent unauthorized access and ensure seamless verification by authorized entities. Key Responsibilities: Design and develop a blockchain-based platform for certificate issuance, storage, and verification. Implement secure storage mechanisms (on-chain/off-chain/IPFS) for documents and their hash references. Develop APIs for real-time certificate verification and third-party integrations. Ensure end-to-end encryption, secure access control, and tamper-proof document handling. Implement identity/authentication protocols (e.g., eKYC, public-private key access). Collaborate with backend and frontend teams to integrate blockchain with existing systems. Document technical workflows and maintain audit trails for access and verification. Mandatory Skills: 3+ years of hands-on experience in blockchain development (Ethereum, Hyperledger, Polygon, or similar) Strong understanding of smart contracts , hashing , digital signatures , and encryption Experience with document storage strategies : on-chain, IPFS, or hybrid models Proficiency in Solidity, Node.js, Python , or similar languages Deep understanding of access control , data privacy , and zero-trust architecture Integration experience with public APIs and verification platforms Ability to explain RAG architecture, embeddings, or vector DBs (if used for search/AI overlay)

Posted 6 days ago

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