mbta/arrow
Mar 2025 – May 2025
3 Months active
Languages Used
ElixirJSONMarkdownHTMLJavaScriptSQLTypeScriptYAML
Technical Skills
Backend DevelopmentDatabase DesignDependency ManagementDevOpsDocumentationAPI Development
sloane
PROFILE
Sloane
Over three months, contributed to the mbta/arrow repository by delivering nine features and resolving critical bugs across backend and frontend systems. Work focused on API development, data integrity, and developer experience, including building new endpoints, refining onboarding, and automating code review processes. Leveraged Elixir, TypeScript, and PostgreSQL to implement robust data models, transactional operations, and resilient exports, while enhancing UI/UX with LiveView and React. Improvements to CI/CD workflows and documentation streamlined team collaboration and debugging. The approach emphasized reliability, maintainability, and operational efficiency, supporting both business and technical stakeholders through standardized naming, validation, and direct data access in the UI.
Overall Statistics
Feature vs Bugs
75%Features
Repository Contributions
19Total
Bugs
3
Commits
19
Features
9
Lines of code
1,372
Activity Months3
Your Network
7 peopleShared Repositories
7
Work History
May 2025
4 Commits • 2 Features
May 1, 2025May 2025 monthly summary for mbta/arrow focusing on business value, reliability, and deploy-ready features. Delivered end-to-end shape lifecycle improvements, strengthened data integrity, and expanded export capabilities to support operations with incomplete data. The work reduces operational risk and accelerates downstream workflows by standardizing naming, enforcing constraints, and enabling direct downloads from the UI.
4 Commits • 2 Features
May 1, 2025May 2025 monthly summary for mbta/arrow focusing on business value, reliability, and deploy-ready features. Delivered end-to-end shape lifecycle improvements, strengthened data integrity, and expanded export capabilities to support operations with incomplete data. The work reduces operational risk and accelerates downstream workflows by standardizing naming, enforcing constraints, and enabling direct downloads from the UI.
May 2025
April 2025
11 Commits • 4 Features
Apr 1, 2025April 2025 monthly summary: Focused on delivering core API improvements for disruption data, hardening data integrity, and improving developer experience and UI/UX. The team also advanced CI artifacts collection to support debugging and reliability across workflows.
April 2025
11 Commits • 4 Features
Apr 1, 2025April 2025 monthly summary: Focused on delivering core API improvements for disruption data, hardening data integrity, and improving developer experience and UI/UX. The team also advanced CI artifacts collection to support debugging and reliability across workflows.
March 2025
4 Commits • 3 Features
Mar 1, 2025March 2025 performance: Delivered onboarding and governance improvements for mbta/arrow, while maintaining data integrity and keeping dependencies current. Key outcomes include clearer setup for new users, a corrected data relationship to ensure reliable queries, and streamlined code reviews through automated ownership.
4 Commits • 3 Features
Mar 1, 2025March 2025 performance: Delivered onboarding and governance improvements for mbta/arrow, while maintaining data integrity and keeping dependencies current. Key outcomes include clearer setup for new users, a corrected data relationship to ensure reliable queries, and streamlined code reviews through automated ownership.
March 2025
Activity
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Quality Metrics
Correctness92.0%
Maintainability88.4%
Architecture86.2%
Performance86.2%
AI Usage20.0%
Skills & Technologies
Programming Languages
ElixirHTMLJSONJavaScriptMarkdownSQLTypeScriptYAML
Technical Skills
API DevelopmentAPI IntegrationBackend DevelopmentCI/CDCode OrganizationData ProcessingDatabase DesignDatabase ManagementDatabase QueryingDependency ManagementDevOpsDocumentationEctoElixirError Handling
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline