During November 2024, Rangojo enhanced Solana transaction confirmation reliability in the rango-exchange/rango-client repository. He refactored the confirmation flow by replacing confirmTransaction with getSignatureStatuses and introduced a timeout mechanism to prevent indefinite waits, addressing a common pain point in blockchain integrations. By improving error clarity, he enabled more effective troubleshooting and better user feedback. His work, implemented using TypeScript and Node.js, strengthened end-to-end transaction reliability for both users and downstream systems. This feature reduced operational risk and ambiguity, supporting service level agreement adherence. The depth of the solution reflects a strong understanding of Solana and API integration challenges.