Blockchain Services

Production-grade blockchain infrastructure

We build the systems that power blockchain applications.

Smart Contract Backends

Robust backend systems that interact with smart contracts. Event indexing, transaction management, and state synchronization.

  • • Contract interaction layers
  • • Event monitoring and indexing
  • • Transaction queue management
  • • Gas optimization strategies

Wallet Infrastructure

Secure wallet solutions for web and mobile. Multi-chain support, transaction signing, and key management infrastructure.

  • • Multi-chain wallet integration
  • • Secure key management
  • • Transaction signing flows
  • • Hardware wallet support

On-chain Indexers

High-performance indexing systems for blockchain data. Real-time data pipelines that scale with your application needs.

  • • Custom indexing solutions
  • • Historical data aggregation
  • • GraphQL/REST APIs
  • • Multi-chain data normalization

Real-time Chain Events

WebSocket-based systems for real-time blockchain updates. Low-latency event streaming for trading, DeFi, and NFT platforms.

  • • Real-time event streaming
  • • WebSocket infrastructure
  • • Custom event filters
  • • Sub-second latency delivery

Technology

Built with proven tools

Chains

Ethereum, Solana, Polygon, Arbitrum

Languages

Rust, TypeScript, Go

Infrastructure

AWS, Docker, Kubernetes

Data

PostgreSQL, Redis, TimescaleDB

Have a blockchain project?

We work with teams building production systems. Tell us what you're building.

contact@tier3.computer