• Owned end-to-end full stack development of OnchainKit (800+ Github starts, 33k weekly downloads, Open Source) as the top active contributor, designing , implementing, testing, and launching core components, writing documentation, creating examples and demos, maintaining 100% test coverage, supporting users via Discord/Twitter, managing releases, optimizing performance, the theming and styling architecture supporting multiple themes, responsive mode switching, and CSS variable customization and implementing telemetry collection systems with data visualization dashboards

• Led implementation of Elrond blockchain, Avalanche ecosystem, and 50+ ERC20 cryptocurrencies at Coinbase, enabling buy, sell, trade, withdrawal, and send capabilities for millions of users that processed billions in transactions, reduced ERC20 implementation time from months to one week, and generated XXXm in revenue.

• Contributed across Coinbase's wallet ecosystem and infrastructure, developing critical APIs and implementing security infrastructure including a private key reinitialization service with secure key storage, session key rotation functionality, attestation verification, and address derivation services. Enhanced system reliability through feature flags, monitoring, rate limiting, and comprehensive testing, while maintaining strict security and compliance standards.

• Architected comprehensive authorization and authentication framework including OAuth integration for service security

• Crafted intuitive UI features for Fleet Management application using Svelte.js and Bulma.js, enhancing user experience.

• Executed complex backend routing, database migrations, and schema design to support scalable operations

• Developed REST-based APIs integrated with IBM content analyzer for precise classification and interpretation of bill of sale documents

• Built frontend application enabling clients to seamlessly upload forms and visualize processed data.

• Developed internal tools using React, Material-UI, and CloudantDB to streamline client intake and team assignment processes.

• Taught junior engineers in full-stack technologies: JavaScript, React, Node.js, Express, PostgreSQL, MongoDB, AWS, and Docker.

• Delivered personalized mentorship through whiteboarding sessions, technical troubleshooting, and targeted assessments

• Evaluated code for 45+ students across JavaScript fundamentals, data structures, front/back-end technologies, and web application optimization