Exos

Recruited by the CTO to build Exos tech organization from the ground up. Hired a globally distributed, multicultural 50-member team. Own all aspects of hiring, architecture, and delivery.

➢ Engineered and deployed Investment management system for multiple asset classes supporting more than 1 million of daily trades.
➢ Released SaaS platforms for institutional onboarding, and CLO portfolio optimization.

Vice President Of Engineering

➢ Planned, built, and deployed 100% cloud and SaaS infrastructure for a greenfield startup.
➢ Architected and delivered a Data Analytics Platform supporting quantitative trading with Petabytes of data, and data collection with 10b+ events per day.

Senior Principal Engineer

Claira

I am helping Claira to implement the vision of using NLP to understand financial agreements. Advising the team on AI/ML, hiring, software architecture and fundraising.

Tech: AWS, Python, NLP, Kubernetes, Github, Concourse CI and Bazel based CI/CD

Strategic Advisor

Facebook

I was hired to lead News Feed ranking team’s R&D efforts, as Facebook pivoted metrics and goals from time spent to meaningful interactions.

➢ Delivered more than 10% increase in accuracy of News Feed ranking models, which resulted in $Xb in additional revenue.
➢ Released the models required for meaningful interaction pivot, in coordination with infrastructure, privacy, and content quality groups. Owned the crucial user experience metrics.
➢ Grew team from 5 to 15 members. Mentored new hires and experienced engineers.

Tech: Python, Hive, Presto, FBLearner

Engineering Manager

Tapad

Delivered bidding optimization strategies for real-time auctions in a 1 million QPS environment.

Tech: Machine Learning, Scala, Kafka, Hadoop, AWS

Director Of Engineering

HyperScience

Recruited as employee #2 by an ex-Googler colleague to build an early product prototype of an intelligent document processing system. Partnered with the CEO to hire and manage an engineering team of 20 split between NY and Bulgaria.

Tech: Clojure, Python, AWS

Sailthru

Delivered 10x increase in throughput and 7x latency decrease on 1B+ events per day by designing a distributed system built in Java to replace the legacy batch architecture.

Senior Software Engineer

Google

➢ Co-invented and led design and development of the Google Wallet P2P payment system that grew to 100m+ customers.
➢ Filed 14 patent applications with various collaborators.
➢ Conducted more than 1000 technical interviews.

➢ Invented and released Google Checkout Shopping Cart system processing millions of transactions per day.
➢ Delivered payments systems used by hundreds of millions customers worldwide.

Software Engineer

Positive Software Corporation

PSoft built an automated enterprise management system for web hosting.

I co-founded the company, lead hiring a fully remote team, design and development of major software components. Participated in negotiating the sale of company in 2005 to Comodo Inc.

Tech: Java, Linux, DNS, SMTP, PostgreSQL

CTO, co-founder

I am an experienced Vice President Of Engineering with a demonstrated history of applying my people, technical and product skills to deliver great software on time.

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