Daniel Sinclair

NYC

Technical PM & engineer.

Previously building wallets at Rainbow. Now exploring agents,
the evolution of how we work, and voice‑first interfaces.

Work

2022–26

Rainbow PM · SWE Williamsburg

Fun, powerful, and secure crypto wallets for Ethereum.

Rainbow Wallet Industry-esteemed mobile wallet for iOS and Android Rainbow Extension Fast, hotkey-driven wallet for crypto pros and devs RainbowKit Industry standard library to connect a wallet Frontend Landing, marketing sites and strategic initiatives

I led Product for the web wallet, cross-cutting protocol standards and strategic initiatives, and maintained several products through reallocations, including the extension, web properties, and open-source public goods.

2022

Plasmo Open-source Engineer

Leading framework for building cross‑browser web extensions.

I consulted on programmatic conversion of Web Extensions to Safari WebKit for iOS and macOS, including Xcode project generation.

2017–21

Dormillo Co-founder

Social messaging for students — find and message anyone on campus.

I led engineering, including the iOS and Web products, real-time messaging infrastructure, and enterprise integration pilots with universities.

Background

2014–17

Rochester Institute of Technology Rochester, NY

Computer Science, B.S.