About the Role
You will design build and maintain secure wallet infrastructure for digital assets and financial systems. You will develop backend services APIs and wallet systems while integrating custody providers blockchain networks and financial infrastructure. You will build real time and event driven services operate cloud and deployment environments and apply security focused practices to key management access controls cryptographic operations and sensitive data. You will also troubleshoot distributed production systems evaluate architectures and emerging technologies and improve engineering reliability through automation and developer tooling.
Requirements
- Strong professional experience developing production grade software
- Advanced experience with C#/.NET TypeScript or JavaScript Node.js or similar technologies
- Experience with REST APIs gRPC WebSockets streaming data and event driven systems
- Experience with Docker Kubernetes CI/CD AWS GCP and cloud environments
- Familiarity with Linux command line tools system administration and troubleshooting
- Experience with cloud or bare metal infrastructure in production
- Understanding of secure coding software architecture authentication authorization and secrets management
- Experience with financial services payment systems trading systems digital assets or security sensitive applications
- Experience integrating custody wallet payment or blockchain service providers
- Working knowledge of KYC KYT AML Travel Rule sanctions screening and transaction monitoring
- Ability to troubleshoot complex distributed systems and production environments
- Strong ownership problem solving communication and collaboration skills
- Bachelor's degree in a related field or equivalent professional experience
- Experience with MPC wallet architectures cryptographic key management KMS secure signing custody infrastructure and transaction orchestration
- Experience with AWS infrastructure networking security and identity services
- Familiarity with Fireblocks or similar wallet and custody platforms
- Understanding of blockchain transaction flows confirmations balances deposits withdrawals and reconciliation
- Experience designing highly available fault tolerant security sensitive systems
- Familiarity with Solidity and smart contract technologies
Responsibilities
- Develop secure wallet infrastructure backend services APIs and wallet systems
- Integrate custody wallet payment blockchain and financial service providers
- Build REST API gRPC WebSocket streaming and event driven services
- Maintain developer tools internal services automation and testing frameworks
- Operate Docker Kubernetes CI/CD AWS and cloud environments
- Apply security practices to key management access controls cryptographic operations and financial data
- Evaluate technologies and architectures for security scalability performance reliability and maintainability
- Support transaction processing digital asset transfers monitoring confirmations reconciliation and real time financial data
- Research emerging blockchain cryptographic distributed system and financial technologies