Oswaldo聽Cerna
Member Of Technical Staff at PayPal
Guatemala
Summary
馃懁
Senior馃帗
Top SchoolOswaldo Cerna is a seasoned software engineer with 10 years of experience, currently a Member of Technical Staff at PayPal after progressive engineering roles there since 2018. Trained in Systems Engineering and pursuing a Master's in IT from Universidad de San Carlos de Guatemala, he brings full-stack proficiency across Java, PHP, .NET, JavaScript, databases (MySQL, Oracle, PostgreSQL, SQL Server) and Linux/Windows environments. His career includes enterprise software delivery at PayPal, Conduent and Xerox, and early academic experience as a developer and teaching assistant, which sharpens his ability to communicate complex technical ideas. A strong proponent of free and open-source software, he pairs practical engineering with a continuous-learning mindset and fluency in English, making him comfortable in both collaborative and autonomous roles.
10 years of coding experience
8 years of employment as a software developer
Master, Tecnolog铆a de la informaci贸n, Master, Tecnolog铆a de la informaci贸n at Universidad de San Carlos de Guatemala
Spanish, English, French
Stackoverflow
11reputation
0reached
1answer
0questions
Github Skills (38)
javascript10
python10
django10
shop-application10
html10
passbook9
unique-id9
uuid9
ksuid9
nginx9
android-application8
apple-wallet8
luajit8
java8
desktop-application8
Programming languages (7)
Github contributions (5)
oocf/zookeeper_browser
Sep 2018 - Jul 2020
This a GUI for Zookeeper client
Contributions:1 release, 2 PRs, 2 pushes in 1 year 9 months
javazookeeper-clientzookeepergui
oocf/ksuid
Oct 2024 - Aug 2025
Contributions:1 push, 1 branch in 10 months
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