Aleksandra Messier
Senior Software Engineer at American Well
Waltham, Massachusetts, United States
Summary
🤩
Rockstar🎓
Top SchoolAleksandra Messier is a Senior Software Engineer with nine years of professional experience and a longer track record of engineering work spanning Java-based enterprise systems, data integration, and usability-focused tooling. She has driven feature development and automation at companies like American Well, Hitachi Vantara (Pentaho/PDI), and Dell EMC, where she built data-driven UI frameworks, performance optimizations, and migration tooling that became product standards. Comfortable working across back-end, UI, and DevOps workflows, she’s led small teams to deliver client-specific plugins, scale-out clustering solutions, and dockerized sandboxes under tight schedules. Aleksandra’s contributions to the well-known Pentaho Data Integration project include data lineage support and ETL enhancements, reflecting a strong data-engineering bent alongside her emphasis on maintainability and developer happiness. She favors small upfront investments—tests, automation, clear requirements—that yield long-term quality and faster delivery, and often turns day-to-day challenges into reusable tools that save time across teams. Based in Waltham, MA, she pairs hands-on coding with mentoring and cross-functional collaboration to turn complex requirements into practical, documented solutions.
9 years of coding experience
19 years of employment as a software developer
Bachelor’s Degree, Computer Science, Bachelor’s Degree, Computer Science at University of Massachusetts Dartmouth
English, Polish
Stackoverflow
91reputation
27kreached
1answer
0questions
Github Skills (10)
data-lineage10
etl10
javas10
data-pipelines10
data-pipeline10
java10
user-interface7
css6
javafx6
fxml6
Programming languages (3)
Github contributions (5)
pentaho/pentaho-kettle
Jan 2018 - Dec 2018
Pentaho Data Integration ( ETL ) a.k.a Kettle
Role in this project:
Back-end Developer & Data Engineer
Back-end Developer & Data EngineerContributions:52 commits, 108 PRs, 12 pushes in 10 months
Contributions summary:Aleksandra primarily contributed to the Pentaho Data Integration (PDI) project, specifically focused on the ETL (Extract, Transform, Load) processes. Their work involved bug fixes and implementing enhancements to various components, including the UI and metadata injection steps. They also added data lineage support for several steps, which is indicative of data engineering activities and improved understanding of data flows. They also made some changes to the text file output and file handling.
pentaho-data-integrationetldata-integrationkettlepentaho
pentaho-amessier/pentaho-metaverse
Feb 2018 - Dec 2018
Contributions:283 pushes, 60 branches in 10 months
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