Nelson Monterroso
Staff Software Engineer at Sempre Health
South San Francisco, California, United States
Summary
👤
Senior🎓
Top SchoolNelson Monterroso is a Staff Software Engineer with 12 years of experience building full-stack web systems, currently leading engineering efforts at Sempre Health in South San Francisco. He has deep practical expertise in PHP, JavaScript and ActionScript, and a track record of architecting scalable backend systems for high-traffic games and platforms (contributions at Zynga helped scale FarmVille 2 to millions of daily users). Nelson favors leveraging existing technologies to accelerate delivery and reduce bugs, and he consistently writes reusable code that eases future feature development and team handoffs. He has experience collaborating closely with marketing, designers, and external partners to translate product needs into robust implementations. An active contributor to the Wikia codebase, he improved Helios user authentication handling—demonstrating attention to security and production-grade auth flows. His background as an early engineer at multiple startups gives him a practical, product-focused approach to building reliable systems from the ground up.
12 years of coding experience
13 years of employment as a software developer
California Polytechnic State University, San Luis Obispo
Spanish
Stackoverflow
1,078reputation
105kreached
10answers
5questions
Github Skills (15)
user-authentication10
php10
authentication10
api10
back-end-development10
apidoc10
mediawiki9
gridview6
drupal6
android-webview6
android-listview6
drupal-module6
android6
intellij-idea6
cygwin6
Programming languages (11)
Github contributions (5)
Wikia/app
Nov 2013 - Aug 2019
Wikia Application Code
Role in this project:
Back-end Developer
Back-end DeveloperContributions:520 commits, 283 PRs, 419 pushes in 5 years 10 months
Contributions summary:Nelson contributed to the Wikia app by modifying the Helios user authentication system. The changes included implementing a hook to modify authentication results, incorporating a 403 status from helios for successful login, and adding new methods for checking authentication status. These modifications involved changes to PHP files related to user authentication and piggybacking, improving the handling of user login attempts.
wikiphpwikiamediawiki
Fandom-OSS/quill-blot-formatter
Oct 2017 - Mar 2018
A module for Quill that allows editor elements to be resized, repositioned, etc.
Contributions:100 commits, 1 PR, 19 pushes in 5 months
elementseditortext-editingquillquilljs
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