Skills:
Token, waas, blockchain, Mobile Payments, Wallet, Crypto,
REMOTE Senior Software Development Engineer (SDE III) Blockchain Infrastructure
REMOTE
Reporting To: [Insert Reporting Line, e.g., Engineering Manager Blockchain Services]
Experience: 57 years
Education: 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. Youll 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 protocols
Blockchain and protocol understanding (Bitcoin, Ethereum, etc.)
Smart contract basics
Web3 technologies and third-party wallet integrations
Soft Skills
Strong problem-solving mindset
Stakeholder communication and cross-functional collaboration
Attention to detail and audit-oriented thinking
Ownership and accountability in high-stakes environments
Internal
Stakeholder Interactions:
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/delisting
Uptime and reliability of deposit/withdrawal systems
Successful implementation of node upgrades without disruption
Compliance adherence and audit closure rates
