During the last five years I have worked on tens of startups, creating tailor made web applications as a software developer, software architect, technical leader, project manager, product manager and/or business developer.
I have acquired experience in every field related to web applications, including but not limited to:
Software Development / Continuous Integration
"Million rows" Database Scaling / Mass Migrations / Caching Strategies
RESTful APIs / Authentication & Authorization Strategies / Throttling
Distributed Task Queue / Bulk...