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marcos12144@hormail.com

PROFILE

Marcos12144@hormail.com

Marcos developed and maintained core backend systems for the TSIW-PROAE/proae_backend repository, focusing on edital management, validation workflows, and student application processes. He implemented robust CRUD APIs and cascade deletion logic using TypeScript and NestJS, ensuring data integrity and clear user feedback. Marcos enhanced database schemas and migrations with SQL and TypeORM, aligning API contracts with business logic and improving onboarding through documentation and environment templates. His work included refactoring DTOs, strengthening test coverage, and resolving complex merge conflicts, resulting in more reliable deployments. He also addressed critical bugs in document status detection, improving workflow accuracy and data quality.

Overall Statistics

Feature vs Bugs

76%Features

Repository Contributions

51Total
Bugs
8
Commits
51
Features
25
Lines of code
4,413
Activity Months4

Work History

July 2025

1 Commits

Jul 1, 2025

Month 2025-07: Backend-focused delivery addressing critical correctness in student-application workflows. Key bug fix delivered for Pending Documents Detection in proae_backend, ensuring only truly pending documents are flagged by evaluating edital status (open/in-progress) and confirming document statuses are neither approved nor rejected. Commit: ed347655692f879e6f90c2f3407dd145ea63dc05.

June 2025

31 Commits • 20 Features

Jun 1, 2025

June 2025 backend work (TSIW-PROAE/proae_backend) delivered substantial API surface improvements, DTO refactors, enhanced Swagger documentation, and core enrollment/document workflows. Achieved stronger CI reliability through test suite improvements and code quality refactors. Delivered business value by aligning API contracts with the service layer, standardizing file naming, enabling enrollment routes, and providing endpoints for document pendencies and steps/questions, reducing time-to-release and improving client integration.

May 2025

10 Commits • 2 Features

May 1, 2025

May 2025 backend focus: Validation Management, data validation enhancements, and migrations. Delivered a scalable Validation API, refined data model, and stabilized migrations, enabling robust validation flows and clearer API semantics. Resolved merge conflicts related to deletion flows, and strengthened overall data integrity and maintainability.

April 2025

9 Commits • 3 Features

Apr 1, 2025

April 2025: Delivered core backend capabilities for edital management with a focus on data integrity, reliability, and developer onboarding. The work centers on a robust end-to-end Edital Management System (CRUD for edital and stages, cascade deletion handling, related entities, and migrations) accompanied by unit tests for the EditalService and improved user feedback on removal operations. Added development environment guidance, and performed targeted code quality and test maintenance to reduce debt and stabilize the codebase. Impact highlights include strengthened data integrity through cascade delete handling and updated migrations, improved test coverage for critical flows, clearer user feedback during deletions, and a clearer path for new developers via an .env.example template. These changes reduce deployment risk, accelerate onboarding, and provide a solid foundation for future procurement process enhancements.

Activity

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Quality Metrics

Correctness87.6%
Maintainability87.8%
Architecture82.4%
Performance81.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

GitJavaScriptMarkdownSQLTypeScriptenv

Technical Skills

API DesignAPI DevelopmentAPI DocumentationAPI SecurityAuthenticationBackend DevelopmentCode CleanupCode OrganizationDTO ValidationDTOsDatabase ConfigurationDatabase DesignDatabase ManagementDatabase MigrationDatabase Schema Design

Repositories Contributed To

1 repo

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

TSIW-PROAE/proae_backend

Apr 2025 Jul 2025
4 Months active

Languages Used

JavaScriptSQLTypeScriptenvGitMarkdown

Technical Skills

API DevelopmentBackend DevelopmentCode CleanupDatabase DesignDatabase ManagementDatabase Migration