Design and implement blockchain solutions — smart contracts, wallets, on-chain payments, Web3 integrations across Ethereum, Solana, Polygon, BSC.
CIS hardening, fail2ban + CrowdSec, WAF tuning, SELinux/AppArmor, intrusion detection, audit logs, SOC 2 / ISO 27001 / PCI / HIPAA readiness.
ExploreNative iOS (SwiftUI) + Android (Kotlin / Jetpack Compose) and cross-platform (.NET MAUI, Xamarin) — shipped to App Store, Play Store, Smart TV.
ExplorePostgreSQL, MySQL, MongoDB, Redis, Elasticsearch, ClickHouse — tuning, replication, failover, point-in-time recovery, schema review.
Explore