Building Decentralized Applications That Actually Work

We've spent the past three years helping businesses in Taiwan transition from traditional web apps to blockchain-based solutions.

And here's what we learned—most companies don't need a complex DApp. They need something practical that solves a real problem. That's where we come in.

Smart Contract Development for Real Business

We write smart contracts that prioritize security and efficiency. Every line gets audited. Every function gets tested under different network conditions.

Custom Solidity development tailored to your specific business logic and operational requirements
Gas optimization strategies that reduce transaction costs by 30-40% on average
Multi-signature wallet integration for organizations requiring approval workflows
Comprehensive testing protocols including unit tests, integration tests, and mainnet simulations

Web3 Integration Without the Headache

Most businesses already have existing systems. We connect them to blockchain networks without requiring a complete rebuild.

Wallet connectivity supporting MetaMask, WalletConnect, and hardware wallets for maximum accessibility
API development that bridges your current database with on-chain data in real-time
Transaction monitoring dashboards that give your team visibility into blockchain operations
Fallback mechanisms for network congestion or node failures to maintain service continuity

Recent Projects That Show Our Approach

We typically work with mid-sized companies looking to add blockchain functionality to existing operations. Here are three examples from early 2025.

Supply chain tracking dashboard showing product verification through blockchain nodes

Supply Chain Verification System

A manufacturing company needed product authenticity tracking. We built a DApp that records each production stage on-chain.

The system reduced counterfeit claims by documenting every step from raw materials to final delivery. Their customers can scan QR codes to verify product history.

Token distribution interface for employee rewards program with wallet integration

Employee Token Rewards Platform

An organization wanted a transparent incentive system. We developed smart contracts for distributing and managing company tokens.

Employees earn tokens for performance milestones and can redeem them for benefits. The blockchain record prevents disputes about earned rewards.

Document verification system displaying timestamped records on blockchain network

Document Certification Service

A professional services firm needed tamper-proof document verification. We created a system that timestamps and stores document hashes on-chain.

Now they can prove document authenticity and creation dates without revealing sensitive content. It's been particularly useful for contract disputes.

Einar Thorvaldsen, Blockchain Architecture Lead at rationalehub

Einar Thorvaldsen

Blockchain Architecture Lead

"Most projects fail because teams build what's technically impressive rather than what's actually needed. We start every engagement by asking what problem you're trying to solve—then we figure out if blockchain makes sense. Sometimes it doesn't, and we'll tell you that upfront."

Vadim Petrenko

Smart Contract Security Specialist

"Security audits aren't optional. We've seen too many contracts with vulnerabilities that could have been caught during development. Every contract we write goes through multiple review phases before deployment. It takes longer, but your users deserve that level of care."

Vadim Petrenko, Smart Contract Security Specialist at rationalehub