
Muiz Nadeem developed the DApp Browser Ethereum-based Chain Signing feature for the novasamatech/nova-wallet-ios repository, enabling message signing for Ethereum-based parachains on iOS. He refactored the chain resolution logic to accurately identify Ethereum chains when signing with an Ethereum address, addressing a key integration challenge for DApp workflows. His work included updating and expanding unit tests to validate both Ethereum-chain resolution and Substrate address handling, ensuring robust coverage. Using Swift and leveraging skills in blockchain, cryptography, and DApp integration, Muiz delivered a focused, technically sound feature that deepened the wallet’s support for Ethereum-based networks without introducing new bugs.

In July 2025, delivered the DApp Browser Ethereum-based Chain Signing feature for Nova Wallet iOS, enabling message signing for Ethereum-based parachains. This work included a refactor of chain resolution to correctly identify Ethereum chains when signing with an Ethereum address and updated tests to validate Ethereum-chain resolution and Substrate address handling. The changes are linked to commits e829c1ddaf4383cb1772be65ef520b58f007a382 and 2f082b0f2e949c51dbea2863996a3114c5d4f60d.
In July 2025, delivered the DApp Browser Ethereum-based Chain Signing feature for Nova Wallet iOS, enabling message signing for Ethereum-based parachains. This work included a refactor of chain resolution to correctly identify Ethereum chains when signing with an Ethereum address and updated tests to validate Ethereum-chain resolution and Substrate address handling. The changes are linked to commits e829c1ddaf4383cb1772be65ef520b58f007a382 and 2f082b0f2e949c51dbea2863996a3114c5d4f60d.
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