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José Alberto Leiva Obando

PROFILE

José Alberto Leiva Obando

Over a two-month period, contributed to the Ed-Fi-Alliance-OSS/Data-Management-Service repository by delivering six backend features focused on data integrity, security, and reliability. Developed enhancements such as aligning the Profile API with ODS-API, enforcing OAuth client secret complexity, and implementing document write stamping for improved auditability. Addressed database performance by optimizing PostgreSQL handling and introduced robust error handling for SQL constraint violations. Expanded integration and unit test coverage, particularly for descriptor projection and relational metadata exposure. Leveraged C#, SQL, and JavaScript to build middleware and database management solutions, emphasizing security best practices and comprehensive validation throughout the development process.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

6Total
Bugs
0
Commits
6
Features
6
Lines of code
43,798
Activity Months2

Your Network

5 people

Work History

April 2026

3 Commits • 3 Features

Apr 1, 2026

February 2026-04 monthly summary focusing on delivering targeted enhancements in Ed-Fi-Alliance-OSS/Data-Management-Service to improve reliability, data integrity, and metadata exposure while expanding test coverage.

March 2026

3 Commits • 3 Features

Mar 1, 2026

March 2026 monthly summary for Ed-Fi-Alliance-OSS/Data-Management-Service: Delivered three key features enhancing data integrity, API alignment, and security; fixed test-related issues and stabilized nested-collection scenarios; improved database performance and stamping reliability; expanded test coverage and snapshots; contributed to a stronger security posture and auditable data flows.

Activity

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Quality Metrics

Correctness90.0%
Maintainability80.0%
Architecture90.0%
Performance80.0%
AI Usage36.8%

Skills & Technologies

Programming Languages

C#JavaScriptPowerShellSQL

Technical Skills

API DevelopmentAPI developmentC#Middleware DevelopmentProfile ManagementSQLUnit Testingbackend developmentdatabase managementintegration testingsecurity best practicesunit testing

Repositories Contributed To

1 repo

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

Ed-Fi-Alliance-OSS/Data-Management-Service

Mar 2026 Apr 2026
2 Months active

Languages Used

C#JavaScriptPowerShellSQL

Technical Skills

API DevelopmentAPI developmentMiddleware DevelopmentProfile ManagementUnit Testingbackend development