Pablo Pena
@pablopena
Full-stack software engineer specializing in Java, SAPUI5, AWS, and scalable backend services.
ChinaWhat I'm looking for
I am a full-stack software engineer with a Computer Science degree and international experience working in security, SAPUI5 development, and large-scale backend systems.
At Amazon I contributed to the Books Detail Page and later owned infrastructure for an internal HR promotions app, building Java/Kotlin backends, React frontends, and AWS-based services including Lambda, DynamoDB, OpenSearch and CDK.
I have also developed SAPUI5 applications and end-to-end solutions for enterprise clients, built and administered RedHat servers and VPNs, and delivered mobile-ready frontends and APKs for logistics applications.
Experience
Work history, roles, and key accomplishments
ROSoftware Consultant
Rockmary.com
Mar 2025 - Present (11 months)
Delivered a SAPUI5 frontend from scratch for a major Spanish supermarket to manage supply transportation, adapted interfaces for mobile warehouse devices and produced an Android APK for deployment.
AMBuilt backend services for Books Detail Page and later owned infrastructure for an internal HR app; implemented recommendation microservices and opt-out features using AWS, Java/Kotlin, and OpenSearch.
SAP UI5 Programmer
LibeUp
Oct 2018 - Dec 2019 (1 year 2 months)
Developed and maintained SAP UI5 applications for clients and provisioned a RedHat server with security, users, VPN and an S/4HANA instance, supporting apps like Sariba and SAP Tools.
Cyber-security Intern
S21sec
Jun 2018 - Sep 2018 (3 months)
Resolved SOC customer tickets and contributed to penetration testing activities, improving incident response and vulnerability identification.
Education
Degrees, certifications, and relevant coursework
UAUniversity of Alcalá
Bachelor of Computer Science, Computer Science
Completed a Computer Science degree at the University of Alcalá in Alcalá de Henares, Spain.
Tech stack
Software and tools used professionally
Availability
Location
ChinaAuthorized to work in
Job categories
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