Bruno P. Kinoshita
Barcelona, Catalonia, Spain
Summary
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RockstarBruno Aranda is a Principal Engineer based in Barcelona with 14 years of experience designing and delivering high-throughput IoT and Big Data platforms as well as customer-facing front-ends. Originally trained as a biologist, he began in bioinformatics and has since led full‑stack architecture and implementation work—from building the HMRC payments app that processed over £1.5bn to being a finalist in the AWS Architecture of the Year 2020. He pairs hands‑on Scala/Java and TypeScript development (Flink, Kafka, Spark, Vue/React, AWS/Azure) with disciplined engineering practices like TDD/BDD and continuous delivery. A long‑time Apache committer and PMC member, his open‑source contributions span Jena, Commons libraries and JupyterHub, and he’s the author of Facelets Essentials. He combines scientific rigor, open‑source stewardship and product-focused delivery to help teams ship resilient, high‑quality software.
15 years of coding experience
Github Skills (78)
textbook10
junit510
dashboard10
documentations10
restructuredtext10
jena10
python10
image-processing10
storybook10
testing10
ruby10
javas10
docbook10
junit10
reporting-services10
Programming languages (38)
Github contributions (5)
apache/commons-text
Nov 2014 - Oct 2022
Apache Commons Text
Role in this project:
Back-end Developer
Back-end DeveloperContributions:220 reviews, 207 commits, 197 PRs in 8 years
Contributions summary:Bruno focused on adding new string similarity algorithms to the Apache Commons Text library, including Jaro-Winkler distance, and Hamming distance. Further contributions involved fixing logic errors in existing code. Additional commits addressed javadoc issues and refactored code to improve consistency and maintainability.
commonsapacheinterpolationapache-commonsleast-squares
apache/commons-lang
Jan 2014 - Jun 2022
Apache Commons Lang
Role in this project:QA Engineer / Test Automation Engineer
QA Engineer / Test Automation EngineerContributions:105 reviews, 53 commits, 72 PRs in 8 years 6 months
Contributions summary:Bruno primarily contributes to the Apache Commons Lang project by addressing test failures and adding tests. Their work includes fixing issues related to time zone handling in DurationFormatUtilsTest and correcting an issue in StringUtils. The user also introduces new test cases to cover edge cases and ensure the correctness of various utility methods. These contributions are focused on improving the quality and reliability of the library through comprehensive testing.
commonslangapacheapache-commonsapache-commons-lang
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