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Staff Software Engineer
Waymo · Full-time
Sep 2022 - Present
• 2 yrs 9 mos![]()
Twitter
Oct 2014 - Aug 2022
Staff Software Engineer
Nov 2021 - Aug 2022
• 10 mos• Lead for “organic notifications” product engineering where I proposed and drove projects around understanding the impact of "organic" user interactions (i.e. likes, retweets, replies, mentions, etc.) for notifications and, based on those learnings, improve the push and in-app notification experience.
• Designed and built the “organic notifications” data pipeline providing business metrics to measure the impact of such notifications
Skills: Distributed Systems · mesos · Scala
Senior Software Engineer
Oct 2018 - Nov 2021
• 3 yrs 2 mos• Tech lead for the Notification Timeline team: Mentor and help level up a team of 6 engineers across SWE I - Senior SWE levels. Oversaw quarterly planning working closely with cross-functional partners across multiple teams to balance company and team objectives.
• Designed and built numerous components of the core infrastructure powering notifications at Twitter serving more than 600K requests/s and reducing the amount of engineering work required to launch a new notification from 1 month to under 1 day.
Software Engineer
Oct 2014 - Oct 2018
• 4 yrs 1 mo• worked on Promptbird, an internal platform that allowed prompting users in-app based on custom targeting, i.e. evergreen prompts, account security, special events, etc.
• transitioned to the NTab team and worked on generic notifications, a platform for simplifying the way new notification types are introduced at Twitter
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Research Assistant
Institute of Mathematics of the Romanian Academy (IMAR) · Full-time
Apr 2014 - Jul 2014
• 4 mosResearched parallel solutions for image segmentation algorithms related to Constrained parametric Min-Cut
and parametric maximum flow algorithms using GPU computing
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Software Engineer Intern
Twitter · Internship
Jun 2013 - Sep 2013
• 4 mosWorked as a full-stack engineer on an internal platform for serving backend controlled prompts to users
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Software Developer
UTI · Part-time
Nov 2010 - Jun 2013
• 2 yrs 8 mosDeveloped .NET applications for access control, inner management, ticket sales, video surveillance,
equipment monitoring in various contexts such as stadiums, public transport, highways, agriculture, etc.