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Tom Reitz

PROFILE

Tom Reitz

Over the past year, contributed to the edanalytics/earthmover and related repositories by building and refining data engineering features, improving onboarding, and enhancing data reliability. Developed modular data source hashing and data cleaning enhancements using Python and YAML, enabling accurate state tracking and efficient ETL processing. Addressed cross-format compatibility and packaging issues, such as CSV/Excel header encoding and manifest file corrections, to ensure robust data ingestion and seamless project initialization. Improved documentation and error handling to support maintainability and governance. Collaborated on SQL-based data integration and testing, delivering solutions that reduced regression risk and improved data quality across pipelines.

Overall Statistics

Feature vs Bugs

31%Features

Repository Contributions

15Total
Bugs
9
Commits
15
Features
4
Lines of code
15,143
Activity Months12

Work History

May 2026

1 Commits • 1 Features

May 1, 2026

May 2026 monthly summary focusing on delivering data compatibility enhancements and maintaining standardization in the earthmover_edfi_bundles repository. Delivered the STAAR 2026 FWF Field Crosswalks, enabling accurate mapping of 2026 STAAR assessment formats to the standard EDfi fields. Implemented crosswalks based on testing with real 2026 STAAR EOC data, and reverted non-essential Standard format changes to preserve consistency across pipelines. The changes set the foundation for improved downstream data ingestion, reporting accuracy, and interoperability with external data providers. Collaboration with team members, including co-authored contributions with Tom Reitz, ensured robust review and alignment with project standards.

April 2026

1 Commits • 1 Features

Apr 1, 2026

April 2026 (2026-04) – Earthmover data pipeline: Delivered a data quality improvement by filtering out entirely empty rows, reducing noise in ingestion sources and shortening downstream processing. The Data Cleaning Enhancement: Filter Out Empty Rows feature was implemented and merged via PR #189 (commit 0c73e2b46040163fefc57cbf688ab0ee8311da79). No major bugs fixed this month; focus remained on stability and reliability. Business impact: higher quality datasets, fewer downstream errors, and more efficient ETL processing. Skills demonstrated: data cleaning, PR-driven development, code review, and end-to-end delivery within edanalytics/earthmover.

February 2026

1 Commits

Feb 1, 2026

February 2026 monthly summary for edanalytics/earthmover focused on improving data ingestion reliability and cross-format compatibility. Key work delivered includes a robust fix for CSV/Excel header encoding and expanded test coverage to prevent regressions across formats, with strong emphasis on business value and maintainable code.

January 2026

1 Commits

Jan 1, 2026

January 2026 monthly summary for edanalytics/earthmover focused on documentation reliability and GitHub Pages rendering. Delivered a fix to image rendering by switching documentation image references from relative to absolute URLs, ensuring images display correctly across GH Pages deployments. This improvement reduces broken-image issues for external users and contributors and enhances the docs' reliability and onboarding experience.

December 2025

1 Commits

Dec 1, 2025

December 2025 monthly summary for edanalytics/edu_edfi_source: Focused on stabilizing the Assessment Score data path by correcting a test-impacting change introduced during an update to include k_assessment. This fix ensures the correct number of result columns and aligns the test data with production expectations, reducing regression risk and improving overall data reliability.

November 2025

1 Commits

Nov 1, 2025

Month: 2025-11 — Focused on reliability and developer onboarding for edanalytics/earthmover. Implemented a manifest extension fix to correct the package initialization flow and prevent init-time failures across common install methods (pip install and editable installs). This reduces onboarding friction and improves consistency for end users.

October 2025

1 Commits

Oct 1, 2025

October 2025 monthly summary for edanalytics/earthmover focusing on data integrity improvements and robust error handling in modify_columns. The primary effort this month was implementing a Data Integrity Guard to prevent overwriting an existing 'value' column during modify_columns operations. This guard raises a clear error if a 'value' column already exists and requires renaming before proceeding, preserving data integrity and preventing potential data loss. The work delivered here emphasizes reliability and governance over feature expansion.

September 2025

1 Commits

Sep 1, 2025

September 2025 monthly summary for edanalytics/edu_wh focused on data-model documentation accuracy and maintainability. Delivered a targeted documentation fix for the fct_student_discipline_actions model to ensure correct YAML docs and prevent downstream misinterpretation in analytics workflows. Change was implemented and tracked in a single commit.

August 2025

2 Commits

Aug 1, 2025

August 2025 monthly summary focusing on reliability and data integrity improvements across earthmover projects. Implemented deterministic sorting for id_match_rates to ensure reproducible analytics, and added a strict column rename integrity check to prevent data corruption. Both changes include commit-level traceability and a versioned release path, enhancing business value through more trustworthy metrics and governance.

July 2025

1 Commits • 1 Features

Jul 1, 2025

July 2025 highlights: Delivered a modular data source hashing overhaul for Earthmover to enable accurate state tracking across file and SQL sources. Refactored hashing logic for modularity and consistency, enabling reliable change detection and more efficient processing. Implemented hashable SqlSource to align with state-tracking ( (#162) ). Establishes a foundation for scalable incremental ingestion and reduces reprocessing risk.

June 2025

1 Commits

Jun 1, 2025

June 2025 monthly summary for edanalytics/earthmover focusing on reliability improvements and onboarding enablement.

March 2025

3 Commits • 1 Features

Mar 1, 2025

March 2025 — Earthmover documentation improvements; no major bugs fixed this month. Delivered three main updates to improve clarity and rendering: updated CHANGELOG date, corrected README image URL/location, and fixed image rendering by swapping Markdown image tag for HTML tag. These changes enhance onboarding, cross-render rendering consistency, and release accuracy. Technologies/skills demonstrated: Git-based collaboration, documentation best practices, Markdown/HTML rendering, and maintainability.

Activity

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Quality Metrics

Correctness94.0%
Maintainability90.6%
Architecture91.4%
Performance92.0%
AI Usage22.6%

Skills & Technologies

Programming Languages

MarkdownPythonSQLYAML

Technical Skills

Bug FixBuild ProcessChangelog ManagementConfiguration ManagementData EngineeringData TransformationDocumentationError HandlingHashing AlgorithmsPackagingPythonPython developmentPython programmingRefactoringSQL

Repositories Contributed To

4 repos

Overview of all repositories you've contributed to across your timeline

edanalytics/earthmover

Mar 2025 Apr 2026
9 Months active

Languages Used

MarkdownPythonYAML

Technical Skills

DocumentationBuild ProcessPackagingData EngineeringHashing AlgorithmsPython

edanalytics/earthmover_edfi_bundles

Aug 2025 May 2026
2 Months active

Languages Used

YAMLPython

Technical Skills

Configuration ManagementData TransformationPythondata integrationdata processing

edanalytics/edu_wh

Sep 2025 Sep 2025
1 Month active

Languages Used

YAML

Technical Skills

Documentation

edanalytics/edu_edfi_source

Dec 2025 Dec 2025
1 Month active

Languages Used

SQL

Technical Skills

SQLdatabase testing