Jacob Ribnik is an accomplished engineering executive with extensive experience in software development and team leadership. Currently serving as Vice President of Engineering at ZeroMark, Inc. since November 2025, Jacob previously held key positions at MongoDB from December 2017 to October 2025, including Senior Staff Engineer and Senior Director of Engineering, where significant contributions included creating and leading a 40-member Corporate Engineering team and establishing the MongoDB Architecture Review Board. Jacob's earlier roles include Lead Data Scientist at ClimaCell Inc., Senior Software Engineer at We-Care.com, and multiple engineering positions at MongoDB, with a foundation in high energy experimental particle physics research at UC Santa Barbara and UCLA, culminating in a Ph.D. from UC Santa Barbara.
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