David Valls
Desarrollador De Back-end at Paradigma Digital
Catalonia, Spain
Summary
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SeniorDavid Valls is a seasoned back-end developer and architect with 11 years of professional experience building high-performance Java systems and cloud-native microservices. He specializes in scalable, maintainable solutions—having designed Kafka-orchestrated services and a custom Kubernetes batch manager that handles over 20 million transactions per day and generates up to 100GB of optimized XML reports daily. His career spans hands-on roles from sysadmin to technical manager and senior architect, giving him deep end-to-end insight into the software lifecycle and operational concerns. Pragmatic and team-oriented, he pairs clean code and performance tuning with mentorship, good humor, and a focus on making complex systems simple to run. Based in Catalonia, he combines systems thinking with continuous learning and a knack for turning infrastructure challenges into reliable production platforms.
11 years of coding experience
19 years of employment as a software developer
Spanish, Catalan, Italian
Stackoverflow
101reputation
28kreached
5answers
0questions
Github Skills (24)
payara-micro7
microprofile7
java7
payara7
angular7
h26
cdi6
fileio6
windows6
math6
serialization6
javaee6
middleware6
mysql6
maven-archetype5
Programming languages (2)
Github contributions (5)
marmots/marmots-opencms-maven-plugin
Apr 2015 - Apr 2015
Contributions:16 commits, 11 pushes, 1 branch in 2 days
marmots/curs-git
Jun 2020 - Jun 2020
Contributions:3 pushes, 1 branch in 1 day
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