WazirX- SDE(Blockchain)

Job Title: Senior Software Development Engineer (SDE III) – Blockchain InfrastructureExperience: 5–7 yearsEducation: B.E/B.Tech in Computer Science, IT, or related field About the Role: We are looking for a highly skilled Senior Software Development Engineer (SDE III) to join our blockchain engineering team. The ideal candidate will play a critical role in designing, building, and maintaining secure, scalable blockchain infrastructure. You'll work on systems that power wallet operations, protocol integrations, crypto asset flows, and compliance enforcement for a high-volume, regulated Web3 environment. Key Responsibilities: Token Lifecycle Management: Execute token listings, delistings, and swaps based on inputs from Marketing and Product teams, ensuring timelines and accuracy. Crypto Deposit & Withdrawal Systems: Design and maintain robust systems for managing crypto asset deposits and withdrawals.Build and monitor integrations with third-party Wallet-as-a-Service (WAAS) providers and blockchain networks.Implement in-built transaction monitoring and system alert mechanisms. Transaction Signing: Sign outbound transactions securely and ensure proper authorization protocols are followed. Blockchain Node Upgrades: Track updates released by blockchain protocols, evaluate their impact, and safely implement mandatory/optional node upgrades.Develop rollback mechanisms in case of instability. Funds Sweeping: Automate and manage scheduled sweeping of funds to designated wallets as per internal protocols.Ensure traceability and security of all fund movements. Deposit/Withdrawal Audits: Conduct regular audits to identify and resolve transaction discrepancies.Ensure transparency and traceability in line with internal and regulatory standards. Compliance Implementation: Ensure all wallet operations and crypto transactions meet current compliance regulations.Proactively update systems and processes in response to changes in standards. Wallet Management: Manage end-to-end wallet infrastructure including configurations, access controls, and security protocols. Custody Integrations: Integrate and manage multiple third-party custody service providers to ensure secure and reliable storage solutions. Skills & Competencies: Technical Skills: Cryptography and secure transaction protocolsBlockchain and protocol understanding (Bitcoin, Ethereum, etc.)Smart contract basicsWeb3 technologies and third-party wallet integrations Soft Skills: Strong problem-solving mindsetStakeholder communication and cross-functional collaborationAttention to detail and audit-oriented thinkingOwnership and accountability in high-stakes environments Stakeholder Interactions: Internal: Product Managers, Marketing, Compliance, CHC – for prioritization, updates, alerts, and audit feedback External: Wallet providers, Custody providers, Travel rule vendors, Blockchain protocol teams – for integration support and ongoing issue resolution Performance Metrics (Examples from OKRs): Timely and accurate token listing/delistingUptime and reliability of deposit/withdrawal systemsSuccessful implementation of node upgrades without disruptionCompliance adherence and audit closure ratesCustody provider integration quality and performance