José Signanini is a seasoned full-stack engineering leader and CTO based in New York with 13 years of experience building and scaling product-focused teams across startups and enterprise banks. He combines hands-on delivery—refactoring and feature work on widely used projects like the Ghostery browser extension—with executive leadership roles at Ghostery and JPMorgan Chase, and now steers technology and product at Share-A-Cart while co-founding Moonfoot Labs. Comfortable across front-end and back-end domains, he has repeatedly moved between IC and management tracks, translating technical debt into reliable systems and consumer-facing features. His background in both computer science and finance informs pragmatic tradeoffs between speed, risk, and product-market fit. Known for shipping end-to-end solutions in fast-paced environments, he brings entrepreneurial grit and a deep appreciation for clean architecture and measurable outcomes.
13 years of coding experience
16 years of employment as a software developer
Coursework Software Engineering, Coursework Software Engineering at Cornell University
Bachelor of Arts Computer Science, Bachelor of Arts Computer Science at Ithaca College
Ghostery Browser Extension for Firefox, Chrome, Opera, Edge and Safari
Role in this project:
Full-stack Developer
Contributions:7 releases, 7 reviews, 250 commits in 3 years 6 months
Contributions summary:José primarily focused on refactoring and updating the codebase related to policy and event handling within the Ghostery browser extension. Their contributions involved modifying and renaming block reason names, updating JSDocs, and implementing new features related to account and subscription functionalities. They also made changes to the setup pages and header elements, demonstrating an understanding of both front-end and back-end aspects of the extension's architecture.
Ghostery Browser Extension for Firefox, Chrome, Opera and Edge
Contributions:100 commits in 3 months
firefoxopera-extensionbrowserwebextensionghostery
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José Signanini - Chief Technology Officer at Moonfoot Labs