Principal Software Development Engineer, Digital Assets & Web3
$280,000–$310,000 year
HybridNew York, United States
Job Summary
Design and operate core services for the DriveWealth Web3 Platform, building highly performant, fault-tolerant distributed systems supporting digital asset transactions and crypto wallet operations. Develop API-first services integrating blockchain networks, service providers, and financial systems using event-driven architectures with Kafka and asynchronous messaging patterns. Implement transaction orchestration, reconciliation, settlement, and asset movement workflows while leveraging cryptographic signatures and zero trust architecture principles. Maintain technical documentation, testing frameworks within CI/CD pipelines, and enhance observability through metrics, tracing, and OpenTelemetry instrumentation. Optimize application performance, resiliency, and scalability to support millions of daily transactions. Join a small, highly technical team building critical infrastructure that powers blockchain-enabled financial products at global scale.
Required Qualifications
- 8+ years of software engineering experience building production systems in regulated financial environments following enterprise-grade and best practices
- Extensive hands-on experience with TypeScript, Java, JavaScript, Spring Boot, Node.js, and NestJS
- Experience building Web3 platforms, wallet infrastructure, or blockchain-integrated applications
- Proven experience using Web3.js, Ethers.js, WebJ, and blockchain SDKs
- First-hand experience delivering highly available, strong consistency and high-throughput distributed applications at scale
- Strong expertise in concurrent, multi-threaded, and asynchronous programming
- Deep understanding of API-first architectures, microservices, and distributed systems design
- Strong experience with Apache Kafka, event streaming, and asynchronous processing patterns
- Understand pub/sub and production-consumer messaging patterns
- Experience building and operating resilient, scalable and secure cloud-native applications
- Expertise implementing REST APIs, service contracts, and integration frameworks
- Experience implementing cryptographic signatures, and secure communications between services
- Experience and familiarity with AI-assisted development and AI tools
- Hands-on experience with OpenTelemetry, observability platforms, and production monitoring
- Strong understanding of CI/CD, DevSecOps, software security, and secure SDLC practices
- Strong commitment to engineering quality practices including automated testing, CI/CD validation, code reviews, and test-driven development methodologies
- Experience developing and maintaining automated unit, integration, and functional testing frameworks within CI/CD pipelines
- Strong technical writing skills with experience producing architecture documentation, API specifications, operational runbooks, and engineering standards
- Proven experience providing L2/L3 production support for business-critical systems, including incident management, root cause analysis, troubleshooting, and performance optimization
- New York City Metro - 3-4 days/week in-office
- Applicants must be authorized to work for any employer in U.S.
- Applicants must be currently authorized to work in the United States on a full-time basis without the need for current or future visa sponsorship
Desired Qualifications
- Hands-on experience with Ethereum, Bitcoin, Solana, XRPL, or other distributed ledger technologies
- Knowledge of blockchain transaction processing, smart contracts, and consensus mechanisms
- Experience building custody, wallet, or digital asset transfer platforms
- Familiarity with MPC, HSMs, key management systems, and cryptographic controls
- Experience implementing Zero Trust security architectures
- Knowledge of tokenization, stablecoins, settlement systems, and digital asset operations
- Contributions to open-source blockchain projects
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