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Crownsoft

Case Study

Developing a Crypto Wallet MVP for an Investment Company in Dubai

A Dubai investment company needed a blockchain partner to build a crypto-wallet MVP covering private keys, smart contracts, and gas-efficient transactions.

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Developing a Crypto Wallet MVP for an Investment Company in Dubai

Overview

The UAE is actively developing its financial-sector infrastructure. A reputed investment company for digital startups needed a blockchain development partner to build an MVP for a new crypto-wallet app.

The Challenge

  • Private key generation, security, and compatibility.
  • Smart-contract testing for complex, immutable business logic.
  • Minimizing gas fees with efficient data structures and batched operations.

Our Solution

  • Largest Crownsoft team assigned to date, covering PMs, design, blockchain, backend, frontend, DevOps, security, and QA.
  • On-site consultancy with the UAE advisor and Zoom sessions for the project team.
  • Figma prototype after competitor research.
  • Solidity contracts, ether.js, MetaMask, React Native, security audits, then Ethereum mainnet and Google Cloud deployment.

How we delivered

Design and Prototyping

Three UI/UX directions after persona and competitor research; Figma prototype approved quickly.

Smart Contract Development

Solidity with multi-signature measures and simultaneous QA.

Backend Development

User data and history, Ethereum nodes via ether.js, and MetaMask authentication.

Frontend Development

React Native interface and API/smart-contract integration over seven weeks.

Security Audits & QA

Audits, patches, and functional/performance/stress testing to 99.99% success.

Deployment

Mainnet contracts and Google Cloud backend after user-acceptance testing.

Results

  • MVP delivered after 99.99% QA success.
  • Smart contracts deployed to Ethereum mainnet.

Conclusion

The collaboration enriched Crownsoft’s blockchain practice across 34 weeks of design, development, and testing.

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