Charles Singleton
Senior Software Development Engineer at Hitachi Vantara
Wellesley, Massachusetts, United States
Summary
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Rockstar🎓
Top SchoolCharles Singleton is a Senior Software Development Engineer with 10 years of hands-on experience building and automating backend systems at Hitachi Vantara, rising from QA automation to senior engineering roles. He combines a strong academic foundation in computer science with practical skills in Java, ETL and automation, demonstrated by contributions to the widely used Pentaho Kettle project—adding BASE64-encoded ZIP execution for transformations and accompanying unit tests. Known for clear communication and an analytical mind that favors analogies, he excels at translating complex problems into maintainable solutions and reliable tests. Based in Wellesley, MA, he blends disciplined attention to detail with a continual appetite for learning and cross-functional collaboration.
9 years of coding experience
3 years of employment as a software developer
Bachelor of Science (BS), Computer Science, Bachelor of Science (BS), Computer Science at University of Massachusetts Boston
English, Spanish
Stackoverflow
1reputation
0reached
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Github Skills (6)
etl10
javas10
data-integration10
java10
base64-encoding9
unit-testing9
Programming languages (3)
Github contributions (5)
pentaho/pentaho-kettle
Apr 2019 - Nov 2020
Pentaho Data Integration ( ETL ) a.k.a Kettle
Role in this project:
Back-end Developer
Back-end DeveloperContributions:17 reviews, 6 commits, 23 PRs in 1 year 7 months
Contributions summary:Charles primarily focused on enhancing the `pentaho-kettle` ETL tool's functionality. Their commits included expanding the `Pan` functionality to accept and execute BASE64-encoded ZIP files, enabling the execution of transformations from compressed archives. They modified code across multiple Java files to incorporate new parameters and methods for handling the ZIP-based transformation loading process. Furthermore, the user added a unit test demonstrating the functionality.
pentaho-data-integrationetldata-integrationkettlepentaho
singletonc/pentaho-kettle
Jan 2018 - Apr 2025
Pentaho Data Integration ( ETL ) a.k.a Kettle
Contributions:50 pushes, 17 branches, 5 tags in 7 years 3 months
pentaho-data-integrationetldata-integrationkettlepentaho
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