Miguel Oliveira
Scrum Knight at Critical TechWorks
Lisbon, Lisbon, Portugal
Summary
🤩
Rockstar🎓
Top SchoolMiguel Oliveira is a senior software engineer and pragmatic delivery leader with 8 years of professional experience and a decade-plus background in telecom and enterprise systems. Based in Lisbon, he has progressed from C++ and Java middleware roles at Nokia Siemens to full-stack and senior engineering positions at Hitachi Vantara, and now drives agile delivery as a Scrum Knight at Critical TechWorks. He combines deep backend expertise—evidenced by contributions to the well-known Pentaho Kettle ETL project improving data sorting, timestamp handling and numeric precision—with hands-on CI/CD and automation experience. Comfortable across Java EE, modern Java, web stacks and network protocols, he thrives on stabilizing complex data flows and shipping reliable integrations. Colleagues know him for translating operational constraints into robust, testable code and for bringing a systems-level viewpoint to product teams. He holds a Master’s in Computer Science from the University of Lisbon and a track record of turning legacy challenges into maintainable, production-ready solutions.
8 years of coding experience
18 years of employment as a software developer
Master’s Degree Computer Science, Master’s Degree Computer Science at University of Lisbon
English, Russian, Portuguese, Spanish
Github Skills (7)
etl10
javas10
data-integration10
java10
database9
unit-testing9
databases9
Programming languages (2)
Github contributions (5)
pentaho/pentaho-kettle
Jan 2018 - Sep 2020
Pentaho Data Integration ( ETL ) a.k.a Kettle
Role in this project:
Back-end Developer
Back-end DeveloperContributions:2 reviews, 100 commits, 99 PRs in 2 years 7 months
Contributions summary:Miguel primarily contributed to the Pentaho Data Integration (ETL) project by addressing bugs and enhancing existing functionalities. Their work included fixing issues related to data sorting, timestamp conversions, and data service operations within the core Java code. Furthermore, the user implemented features for handling precision in numerical conversions and updated the software's integration with Java NIO APIs. The user's contributions focused on improving data processing and output capabilities.
pentaho-data-integrationetldata-integrationkettlepentaho
cravobranco/pentaho-kettle
Jan 2018 - Jul 2022
Pentaho Data Integration ( ETL ) a.k.a Kettle
Contributions:114 pushes, 65 branches in 4 years 6 months
pentaho-data-integrationetldata-integrationkettlepentaho
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.