Ernie Prabhakar is a product and data leader with 17 years of experience building resilient data architectures and developer-facing platforms, currently driving Quilt Data’s vision as Director of Product in Palo Alto. He combines hands-on engineering chops—from shipping Ruby on Rails infrastructure at Apple and contributing to MacRuby—to modern data stack expertise, having designed end-to-end pipelines and a declarative YAML pipeline language at Nauto. Ernie excels at turning messy integrations (Salesforce, NetSuite, IoT, Marketo) into auditable, automated workflows and has a track record of launching high-impact systems on short timelines. A Ph.D. physicist by training, he blends deep technical rigor with product strategy and founder coaching, often explaining complex systems through clear stories. Notably, his open-source work and backend contributions show a focus on robustness: test coverage, refactors, and migration-ready schema work that keep systems maintainable at scale.
16 years of coding experience
20 years of employment as a software developer
S.B. Physics, S.B. Physics at Massachusetts Institute of Technology
MacRuby is an implementation of Ruby 1.9 directly on top of Mac OS X core technologies such as the Objective-C runtime and garbage collector, the LLVM compiler infrastructure and the Foundation and ICU frameworks.
Role in this project:
Backend Developer & QA Engineer
Contributions:228 commits in 7 months
Contributions summary:Ernie primarily contributed to the MacRuby project by refactoring and adding tests for various features. The commits involved migrating Ruby code, specifically related to GCD (Grand Central Dispatch) features, into new spec files and ensuring the existing functionality was tested. The user also added assertions and error checking to the C code, showing attention to the project's stability and robustness.
Contributions:29 commits, 5 PRs, 2 comments in 2 days
Contributions summary:Ernie primarily focused on modifying and updating the Rapidfire application's backend code. They made changes related to database migrations, updating dependencies, and refactoring controller logic. Key updates involved adapting the application to a newer ActiveRecord version and refactoring code to align with Rails best practices. Additionally, the user fixed issues related to model associations and implemented schema updates.
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Ernie Prabhakar - Director Of Product at Quilt Data