Blockchain Developer (Web3)

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Postuler

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Description

p>• Design and build reusable Web3 platform services for tokenization, transaction processing, blockchain connectivity, wallet integration, event ingestion, indexing, and token lifecycle management. /p> p>• Build backend services that interact with blockchain nodes, smart contracts, signing systems, custody platforms, and off-chain systems. /p> p>• Develop common blockchain abstraction layers that can support multiple networks, including Besu, Canton, Ethereum/EVM, Layer 2 networks, permissioned chains, and future enterprise blockchain platforms. /p> p>• Build integrations with Hyperledger Besu, Ethereum-compatible networks, and permissioned EVM chains. • Implement blockchain connectivity using JSON-RPC, WebSocket subscriptions, ABI encoding/decoding, event logs, transaction submission, transaction status tracking, and smart-contract queries. /p> p>• Support engineering patterns for Canton/Daml-based blockchain networks, including validator or participant connectivity, application package lifecycle, transaction authorization, and workflow integration. /p> p>• Work with Daml application concepts, including DAR package deployment, versioning, installation validation, and application enablement. • Build or integrate services that support Canton-style workflows, institutional transaction authorization, wallet integration, and node connectivity. /p> p>• Partner with platform, infrastructure, and operations teams to evaluate Canton validator strategies, including self-hosted and pr

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