Nelson Antunes
Frontend Architecture Engineering Specialist at Hitachi Vantara
Oliveira de Frades, Souto de Lafões e Sejães, Viseu, Portugal
Summary
🤩
Rockstar🎓
Top SchoolNelson Antunes is a Frontend Architecture Engineering Specialist with 12+ years of software engineering experience, currently shaping frontend architecture at Hitachi Vantara. He combines strong data modeling, component design and algorithmic thinking with hands-on coding across languages and platforms, able to quickly pick up new technologies. Nelson has led development teams and prefers small, agile crews where shared ownership and flexible requirements drive better outcomes. An active open-source contributor, his work spans both frontend (localForage) and backend (significant fixes and security enhancements in Pentaho projects), showing comfort across the stack. He is a community-minded collaborator who brings experience from long-term product work, research-era agent systems, and building internal platforms from scratch. Outside work he’s engaged in social and political activities, reflecting a belief in collective knowledge sharing and civic involvement.
12 years of coding experience
20 years of employment as a software developer
Licentiate degree, Computer Science and Enterprise Management (IGE), Licentiate degree, Computer Science and Enterprise Management (IGE) at Instituto Superior de Ciências do Trabalho e da Empresa / ISCTE
English, Portuguese
Stackoverflow
160reputation
3kreached
4answers
1question
Github Skills (28)
javascript10
back-end-development10
java10
etl10
javas10
osgi10
backend10
data-integration10
localstorage9
security9
ui-design9
indexeddb9
front-end-development9
computer-engineering9
uid9
Programming languages (11)
Github contributions (5)
pentaho/pentaho-kettle
Sep 2015 - Nov 2019
Pentaho Data Integration ( ETL ) a.k.a Kettle
Role in this project:
Back-end Developer
Back-end DeveloperContributions:34 commits, 44 PRs, 61 pushes in 4 years 2 months
Contributions summary:Nelson primarily focused on improving the functionality of the Pentaho Data Integration tool (Kettle), making changes to the UI and core components. Their work included addressing bugs related to browser tab handling and disposal, specifically preventing null pointer exceptions on Windows. The user also implemented enhancements related to closing tabs and calling extension points. The contributions also included changes to database metadata handling and code style fixes.
pentaho-data-integrationetldata-integrationkettlepentaho
pentaho/pentaho-platform
Feb 2017 - Nov 2019
Pentaho BA Server Core
Role in this project:Backend Developer
Backend DeveloperContributions:36 commits, 35 PRs, 42 pushes in 2 years 9 months
Contributions summary:Nelson primarily focused on enhancing the backend functionality of the Pentaho platform. Their contributions include implementing OSGi configuration injection for requirejs, fixing pathing issues within the web context filter, and addressing syntax errors related to OSGi filters. The user also worked on security enhancements, such as requiring administrator password when changing passwords and updating password validation. They addressed file path issues and handled exceptions related to the Karaf environment.
server-corepentaho
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