Crypto​/Blockchain Engineer

We have Immediate requirement with our Direct Client as a Crypto Engineer @ Austin TX (Hybrid ).

Skilled Crypto Technology Engineer with hands-on expertise in blockchain integration, digital asset custody platforms, wallet infrastructure, and enterprise-grade crypto solutions. The ideal candidate will have experience building scalable interfaces with multiple blockchain networks, integrating custody solutions, enabling secure digital asset transactions, and designing institutional-grade crypto platforms. This role requires a combination of software engineering excellence, blockchain protocol knowledge, security expertise, and experience working with regulated financial institutions, exchanges, custodians, and digital asset ecosystems.

• Blockchain & Crypto Platform Engineering Design, develop, and maintain integrations with public and permissioned blockchain networks, including but not limited to:
  Bitcoin, Ethereum, Solana, Chainlink
• Build secure APIs and middleware layers connecting enterprise applications with blockchain networks.
• Develop blockchain transaction orchestration services supporting deposits, withdrawals, transfers, staking, and settlement operations.
• Create reusable SDKs, microservices, and blockchain abstraction frameworks.
• Custody & Wallet Infrastructure Architect and implement digital asset custody platforms supporting
  - Hot wallets, Warm wallets, Cold storage solutions, multi-signature wallets
• MPC (Multi-Party Computation) custody solutions
• Integrate with leading institutional custody providers such as
  - Coinbase Prime , Fireblocks, Bit Go, Anchorage Digital
• Design secure key management and signing workflows.
• Implement wallet provisioning, address management, transaction signing, and reconciliation processes.
• Digital Asset Operations Build systems supporting Crypto trading and settlement, Stablecoin operations, Token issuance and management, Staking and rewards processing, Treasury and liquidity management, Blockchain monitoring and observability
• Support token standards including ERC-20, ERC-721, ERC-1155, SPL Tokens, and emerging digital asset protocols.
• Security & Compliance Implement enterprise-grade security controls for digital asset platforms, Design secure custody and transaction authorization workflows, Partner with Risk, Compliance, Legal, and Cybersecurity teams. Support regulatory requirements including KYC/AML integration, Audit and reporting requirements
• Cloud & Platform Engineering Develop highly available blockchain services using cloud-native architectures.
• Build event-driven systems leveraging blockchain data streams.
• Implement CI/CD pipelines and infrastructure automation.
• Optimize scalability, resilience, and performance for high-volume crypto transaction processing.

• Experience 8+ years of software engineering experience.
• 2+ years of hands‑on blockchain and crypto platform development experience.
• Proven experience integrating with multiple blockchain networks.
• Demonstrated experience implementing institutional custody solutions.
• Experience building crypto wallets, transaction engines, or digital asset platforms.

• Blockchain Technologies Blockchain nodes and RPC integrations, Smart contracts, On‑chain data indexing, Blockchain explorers and analytics, Layer‑1 and Layer‑2 ecosystems
• Programming Languages Java, Python, Go, Type Script, JavaScript , Solidity
• Cloud & Dev Ops AWS / Azure / GCP, Docker, Kubernetes, Terraform, CI/CD pipelines
• Data Technologies PostgreSQL, MongoDB, Redis , Kafka, Event Streaming Platforms like Confluence
• Security Cryptography…