Zewditu Hailemariam is a software engineer and AI lead with eight years of experience building accessible, user-centered .NET applications and integrating ML into production using ML.NET. Based in Seattle, she has driven AI agent development in Copilot Studio at Microsoft, extending capabilities with custom MCP-based tools and connectors. Her open-source contributions to the ML.NET AutoML framework—adding sweepable estimators, QA and NER features, and dataset/type handling—demonstrate a practical blend of ML engineering and platform work. Earlier roles show a strong data and visualization background, migrating SSRS to Power BI and automating data pipelines across Cosmos and SQL Server. She pairs deep WPF and UX sensibilities with hands-on model engineering, making intelligent features feel natural and accessible to end users.
8 years of coding experience
7 years of employment as a software developer
Master's degree, Master of Science in Information Science — 2012, Master's degree, Master of Science in Information Science — 2012 at Addis Ababa University
ML.NET is an open source and cross-platform machine learning framework for .NET.
Role in this project:
ML Engineer
Contributions:12 reviews, 11 PRs, 2 pushes in 4 years 10 months
Contributions summary:Zewditu primarily contributed to the AutoML framework within the ML.NET repository. Their work included refactoring and modifying existing AutoML components, specifically related to experiment managers and dataset handling within the training and validation processes. Furthermore, the user implemented sweepable estimators, adding functionalities for question-answering, named entity recognition, and text normalization. They also worked on type conversions and added data view support to the source generator.
Get started learning C# with C# notebooks powered by .NET Interactive and VS Code.
Contributions:35 commits, 27 pushes in 2 months
dotnetget-startednotebooksvs-codecsharp
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.
Request Free Trial
Zewditu Hailemariam - Software Engineer (AI Lead) at Microsoft