Dean Silfen
Staff Software Engineer at Peloton Interactive
New York, New York, United States
Summary
👤
Senior🎓
Top SchoolDean Silfen is a Staff Software Engineer in New York with 12 years of experience building resilient mobile and backend systems, currently shipping watchOS, tvOS, and iOS apps at Peloton. He’s fluent in Ruby, Python, and Swift, with a history of designing SDKs (including an open-source Swift audiobook player supporting DRM) and building payment microservices and high-traffic iOS features. Dean blends product-focused delivery and engineering rigor—practicing TDD on Django services and contributing refactors and core functionality to open-source tooling like a Python-based video supercut project. Known for pragmatic API design and cross-platform media experience, he pairs deep Apple-framework knowledge (AVFoundation, HealthKit, CoreBluetooth) with a knack for making complex media workflows reliable and reusable. Off-hours he’ll happily trade pizza for code, reflecting a collaborative, hands-on approach to problem solving.
11 years of coding experience
6 years of employment as a software developer
Bachelors of Art, Communication and Media Studies, Bachelors of Art, Communication and Media Studies at Marist College
English
Github Skills (11)
moviepy10
video-editing10
python10
subtitle10
text-processing10
youtube-api9
file-handling8
file-processing8
fileio8
file-access8
api-design7
Programming languages (12)
Github contributions (5)
antiboredom/videogrep
Jun 2014 - Jul 2014
automatic video supercuts with python
Role in this project:
Back-end Developer
Back-end DeveloperContributions:18 commits, 1 comment in 1 month
Contributions summary:Dean primarily focused on refactoring and restructuring the project, including adding a setup configuration. They standardized imports to meet PEP 8 guidelines and added a requirements.txt file. The user implemented the core functionality of the project, including subtitle processing and video supercut generation using the moviepy library. Additionally, they added functionalities for downloading YouTube captions and videos using external libraries.
ffmpegpythonvideo
djds23/element_gen
Jun 2014 - Aug 2014
Contributions:44 commits in 2 months
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