Josué Zarzosa
Full-stack Developer at eSailors Ltd. (Member of Zeal Group).
Hamburg, Germany
Summary
👤
Senior🎓
Top SchoolJosué Zarzosa is a full-stack developer based in Hamburg with 12 years of hands-on experience building high-traffic web platforms and enterprise integrations. Currently at eSailors he co-designs and implements features for an international online lottery platform, owns A/B testing, performance optimization, monitoring, and on-call responsibilities. His background spans Java EE, Spring, REST, front-end JS frameworks, C++/Qt GUI work, and PHP/MySQL, grounded in strong algorithmic skills from years competing in the ACM ICPC. He brings a practical blend of architecture-board perspective and day-to-day delivery in cross-functional agile teams, plus experience integrating enterprise services like Active Directory and Spring Security LDAP. Notably, he has presented GUI research at an international symposium and has a history of producing proofs-of-concept for large-scale integration frameworks.
12 years of coding experience
3 years of employment as a software developer
Licenciatura en Ciencias Computacionales, Licenciatura, Licenciatura en Ciencias Computacionales, Licenciatura at Universidad Autónoma de Nuevo LeónBachelor, Informatik, Bachelor, Informatik at Hochschule Furtwangen
Spanish, English, German
Stackoverflow
3,329reputation
1.7mreached
13answers
6questions
android
top-5%
java
top-5%
okhttp
top-5%
Github Skills (112)
javascript10
monorepo10
cli10
angular10
build-system10
java10
nodejs10
rfc10
kotlin10
cypress10
react10
ai-agent9
atomic-design9
systemjs9
storybook9
Programming languages (8)
Github contributions (5)
Lotto24/scratchdroid
Apr 2015 - Apr 2015
Contributions:34 commits, 29 pushes, 1 branch in 4 days
josketres/rfc-facil-js
May 2018 - May 2021
Librería para calcular el Registro Federal de Contribuyentes en México (RFC) - Javascript/Typescript
Contributions:2 releases, 21 commits, 3 PRs in 2 years 11 months
javascriptrfctypescript
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