
Worked on the Crossmint/crossmint-sdk repository to enhance the stability and reliability of wallet SDK operations, focusing on backend improvements using TypeScript and Node.js. Addressed two critical bugs by refining signer locator usage in approval submissions, which enabled proper support for delegated signers and improved multi-signer workflows. Additionally, updated the balances() function to ensure it respects the wallet’s default chain, thereby increasing the accuracy of multi-chain balance queries and reducing integration friction for API consumers. These targeted bug fixes strengthened delegated signer support and improved the overall developer experience for those integrating with the Crossmint wallet SDK in complex environments.
January 2026 — Crossmint SDK: Stability and reliability improvements through targeted bug fixes in signer locator usage for approval submissions and balance query behavior. These changes improve delegated signer support and multi-chain balance accuracy, reducing integration friction for wallet SDK users.
January 2026 — Crossmint SDK: Stability and reliability improvements through targeted bug fixes in signer locator usage for approval submissions and balance query behavior. These changes improve delegated signer support and multi-chain balance accuracy, reducing integration friction for wallet SDK users.

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