Remote Python Jobs in Web3

• Signature Scheme: 2/3 threshold signature distribution 
• Multi-chain Support: Bitcoin (BTC), XRP, Solana (SOL), EVM-compatible 
• chains (Ethereum, BNB Chain, Avalanche, Arbitrum, Polygon, etc.), TRON 
• Hardware Integration: Support for Ledger and Trezor hardware wallets 
• Secure Key Management: TSS nodes distributed across isolated 
• environments with HSM integration 

• Customized Geth Client: Modified Geth node with integrated DEX aggregator functionality 
• On-chain Liquidity Indexing: Direct indexing of liquidity pools from multiple DEXs (Uniswap, SushiSwap, Curve, etc.) 
• Local Swap Simulation: EVM-based swap simulation to calculate optimal routes, slippage, and pricing 
• Zero Third-Party Dependencies: All aggregation logic executed locally for privacy and reliability 
• Low-Latency Routing: Sub-second swap path discovery and execution

• Design, build, and maintain secure, compliant, and highly available production and development environments using IaC on AWS 
• Set up and manage onpremise data center infrastructure with TEE (Trusted Execution Environment) capabilities for secure MPC key computation 
• Deploy and maintain all critical components: 

▪ MPC TSS nodes across multiple chains (BTC, XRP, SOL, EVM, TRON) 
▪ Customized Geth node with integrated DEX aggregator engine 
▪ Backend API servers for wallet operations and swap routing 
▪ Frontend web application 
▪ Blockchain full nodes for supported networks 

• Configure and monitor full node synchronization for Ethereum and other supported blockchains 
• Manage RPC endpoints and load balancing across multiple nodes 
• Ensure high availability of blockchain connectivity with failover mechanisms 
• Implement node health checks and automated recovery procedures 

• Design and optimize end-to-end CI/CD pipelines using GitHub Actions or GitLab CI 
• Automate the entire deployment lifecycle from code commit to secure production release 
• Implement blue-green deployments and canary releases for zero-downtime updates 
• Provide self-service build, test, deployment, and debugging toolchains for development teams 

• Build and maintain comprehensive monitoring, logging, alerting, and tracing systems (Prometheus, Grafana, ELK Stack, Jaeger)
• Monitor key metrics across all layers: infrastructure, blockchain nodes, MPC computation, DEX aggregation services, and application performance 
• Proactively identify and resolve potential issues to maintain SLA commitments 
• Set up dashboards for real-time visibility into system health, swap execution metrics, and wallet operations 

• Implement strict identity access control (IAM), network segmentation, and zero-trust principles 
• Integrate HSM/KMS for secure key management and MPC TSS operations 
• Conduct regular security scans, vulnerability assessments, and penetration testing 
• Design and enforce security policies for multi-tenant MPC infrastructure 
• Manage SSL/TLS certificates, Nginx reverse proxies, and firewall rules 

• Design and implement cross-AZ/region disaster recovery and backup plan 
• Plan and execute regular disaster recovery drills 
• Optimize resource utilization and infrastructure costs 
• Ensure 99.9%+ uptime for critical wallet and swap services 

• Direct experience operating Ethereum, Bitcoin, or other blockchain full nodes 
• Knowledge of Web3 technologies, smart contracts, and DeFi protocols 
• Understanding of MPC, cryptographic, and key management systems 
• Familiarity with HSM integration and hardware security modules 

• Experience with Istio, Linkerd, or other service mesh technologies 
• Chaos engineering practices and fault injection testing 
• Multi-cloud or hybrid cloud architecture experience 
• Kubernetes expertise for post-MVP scaling scenarios