Marcio Vieira
CEO Cientista De Dados at Ambiente Livre
Paraná, Brazil
Summary
👤
Senior🎓
Top SchoolMarcio Vieira is a data science leader and CEO of Ambiente Livre, driving open-source–based data analytics, BI, ML, and big data solutions for diverse business domains. With more than two decades of experience teaching Free Software and Open Source to business and technical audiences, he emphasizes knowledge transfer and practical, service-based partnerships over licensing. He is an active open-source contributor and backend developer on the Hop Orchestration Platform, advancing data type handling, JSON serialization, and workflow engine implementations. In academia, he teaches AI, machine learning, and data science at FIAP and Universidade Positivo and conducts research on decision-support, data governance, and open data portals at UNB and Universidade Federal de Goiás. Based in Paraná, Brazil, his technical breadth spans Hadoop and Spark ecosystems and distributed databases such as Cassandra, HBase, MongoDB, PostgreSQL, MySQL, and MariaDB, enabling robust, scalable data architectures.
12 years of coding experience
5 years of employment as a software developer
Mestrando Gestão da Informação, Mestrando Gestão da Informação at Universidade Federal do Paraná
English, Portuguese, Spanish
Github Skills (9)
etl10
javas10
workflowengine10
orchestration10
orchestra10
data-integration10
java10
pipeline10
json-serialization9
Programming languages (9)
Github contributions (5)
apache/hop
Mar 2020 - Sep 2022
Hop Orchestration Platform
Role in this project:
Back-end Developer
Back-end DeveloperContributions:29 commits, 8 PRs, 3 comments in 2 years 6 months
Contributions summary:Marcio primarily contributed to the core of the Hop Orchestration Platform, making several updates to the `ValueMetaBase.java` file, indicating work on data type handling and metadata within the system. These changes included additions of Jackson annotations for JSON serialization, new methods and overrides, suggesting an effort to improve data representation and object behavior within the data integration and orchestration context. Additional commits focused on updating workflow and pipeline engine implementations.
orchestrationhopstreamingapachekubernetes
ambientelivre/legacy-pentaho-ce
Jun 2023 - Mar 2025
Contributions:74 releases, 96 pushes, 1 branch in 1 year 9 months
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