Marcel Duran
Sr Director Operations LATAM & Europe
Fremont, California, United States
Summary
🤩
Rockstar🎓
Top SchoolMarcel Duran is a seasoned operations and supply chain executive with 25+ years leading cross-functional teams across LATAM, Europe and the U.S., currently serving as Sr. Director Operations for Nextracker. He combines deep ERP and systems expertise—having led multiple SAP and Oracle implementations—with hands-on logistics, planning and manufacturing experience to drive measurable process and compliance improvements. Known for coaching and empowerment, Marcel has overseen diverse organizations from procurement and inventory to QA and project management, aligning metrics to financial and customer goals. His technical curiosity extends into open source: he contributes to WebPageTest and YSlow, improving data formats and front-end usability to make performance insights more accessible. Based in Fremont, he blends global strategic thinking with a practical, improvement-focused mindset and a background in biomedical engineering and military medical training that informs disciplined, people-centered leadership.
14 years of coding experience
21 years of employment as a software developer
Biomedical/Medical Engineering, Biomedical/Medical Engineering at University of California, BerkeleyMedical Specialist, Medical Specialist at US Army
English, Spanish
Stackoverflow
251reputation
16kreached
12answers
1question
Github Skills (19)
json10
javascript10
apidoc10
css10
user-interface10
php10
api10
nodejs10
web-development9
html9
performance-optimization8
testing8
compression6
jenkins6
curl6
Programming languages (8)
Github contributions (5)
marcelduran/yslow
Jul 2012 - Jan 2023
YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high performance web pages.
Role in this project:
Front-end Developer
Front-end DeveloperContributions:83 commits, 8 pushes, 1 comment in 10 years 7 months
Contributions summary:Marcel primarily contributed to the user interface and presentation aspects of the YSlow project. Their work includes updating the appearance of the Twitter icon, fixing a typo in help documentation, replacing GitHub links with yslow.org links, and general image cleanup. They also updated the project to support Express 3 and made changes to the bookmarklet and phantomjs scripts.
performanceanalyzesrulesweb-performancehigh-performance
catchpoint/WebPageTest.api-nodejs
Sep 2012 - Apr 2021
WebPageTest API wrapper for NodeJS
Role in this project:Back-end Developer
Back-end DeveloperContributions:3 reviews, 279 commits, 31 PRs in 8 years 8 months
Contributions summary:Marcel primarily focused on refactoring the NodeJS WebPageTest API wrapper, streamlining the codebase. Their commits involved merging parameters and updating method signatures, primarily within the `webpagetest.js` and `test/dryrun-test.js` files. The changes indicate a focus on improving the API's internal structure and usability for its users. In addition to these efforts, the user also removed an unused dependency.
nodejswebpagetest
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