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Miller Ostos

PROFILE

Miller Ostos

Worked on the selsa-inube/crediboard repository, delivering end-to-end features and stability improvements across seven months. Developed and refined business workflows such as product management, financial reporting, and disbursement handling, emphasizing maintainability and user experience. Applied React, TypeScript, and CSS-in-JS to implement robust UI components, state management, and API integrations. Enhanced internationalization, error handling, and validation, while streamlining service layers and data models for consistency and scalability. Addressed technical debt through targeted refactoring, code cleanup, and improved code readability. Focused on data integrity, responsive design, and accessibility, resulting in a more reliable, maintainable, and user-friendly application.

Overall Statistics

Feature vs Bugs

64%Features

Repository Contributions

126Total
Bugs
21
Commits
126
Features
37
Lines of code
48,296
Activity Months7

Your Network

8 people

Work History

February 2026

13 Commits • 6 Features

Feb 1, 2026

February 2026 (2026-02) - Crediboard monthly engineering summary for selsa-inube/crediboard. Delivered business-value features, strengthened data integrity across services, and refined UX for reporting and document workflows. Highlights include a new calculation service for extraordinary installments, cross-service user identification propagation, enhanced credit product update validation, and UI improvements for reporting and document uploads. These efforts reduced manual checks, improved data traceability, and provided clearer, faster user feedback.

January 2026

25 Commits • 4 Features

Jan 1, 2026

Month: 2026-01 — Crediboard (selsa-inube/crediboard) delivery focused on internationalization, service enhancements, and UX/data integrity improvements, coupled with extensive stability fixes. Key business value includes expanding global reach, ensuring accurate financial processing, and improving maintainability and developer experience.

December 2025

14 Commits • 4 Features

Dec 1, 2025

Month: 2025-12 — Delivered a cohesive set of frontend and service improvements for crediboard (selsa-inube/crediboard) focused on user experience, reliability, and performance. Implemented persistent login redirection to preserve user context, enhanced disbursement workflows with editable details and improved UI skeletons, and advanced the Pay Capacity modal with accurate credit calculations, mobile-friendly adjustments, robust error handling, and rendering/performance fixes. Also performed a targeted refactor of the Extraordinary Installments service to streamline API usage in line with updated business rules. These changes reduce navigation friction, improve operational efficiency, enhance mobile usability, and establish a scalable foundation for future iterations. Tech stack highlights include React-based UI updates, state management, memoization/performance optimizations, improved skeleton loading, and backend API alignment.

November 2025

11 Commits • 5 Features

Nov 1, 2025

Concise monthly summary for November 2025 focusing on business value and technical achievements for the selsa-inube/crediboard repo. Deliverables include expanded localization, UI/UX enhancements for credit products, flexible payment options, improved reporting visuals, and codebase readability improvements, along with targeted bug fixes in prospect management and restoration workflows.

October 2025

26 Commits • 6 Features

Oct 1, 2025

October 2025 monthly summary for selsa-inube/crediboard: Focused on stabilizing core workflows, delivering user-facing product management capabilities, and strengthening maintainability through refactors and cleanup. Key features include a complete Edit Product flow with updated service wiring and modal-based UI, plus broader service layer refactor with a new save changes capability. Achieved maintainability improvements via project structure relocation and UI polish. Implemented business logic improvements by adding evaluation rules and updating the user services form backing. Fixed critical restore workflow issues and resolved cross-branch merge conflicts. Cleaned up logs and test artifacts to reduce noise and improve performance.

September 2025

25 Commits • 8 Features

Sep 1, 2025

September 2025 (selsa-inube/crediboard) focused on stabilizing the frontend architecture, improving error visibility, and reducing technical debt while delivering key user-visible improvements. Notable work includes introducing a service layer, strengthening error handling and display, fixing the financial obligations table, and performing targeted code cleanup (logs removal and warning fixes). These efforts improve data integrity, developer productivity, and user trust with clearer error feedback and a more maintainable codebase.

August 2025

12 Commits • 4 Features

Aug 1, 2025

In Aug 2025, four major features were delivered in selsa-inube/crediboard, focusing on data quality, persistence, and reporting. Prospect Data Model and Retrieval Enhancements in Financial Reporting improved data retrieval, mapping, and type safety with interface reorganizations and parameter renames. Prospect Management via API migrated data operations from localStorage to dedicated API calls for delete/update, increasing data consistency and persistence. Financial Obligations Management in Prospect Module added UI-enabled create/edit/delete flows for obligations. PDF Report Sharing and OS Integration enabled sharing of generated financial reports via Web Share API and OS share sheet, with centralized labels/values configuration. Supporting refactors eliminated TypeScript warnings, removed any usage, and restructured interfaces for maintainability.

Activity

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Quality Metrics

Correctness87.2%
Maintainability85.0%
Architecture83.2%
Performance83.0%
AI Usage25.2%

Skills & Technologies

Programming Languages

CSSHTMLJSONJavaScriptTypeScriptcsstsx

Technical Skills

API IntegrationAPI integrationBusiness Logic ImplementationCSSCSS-in-JSCode CleanupCode OrganizationCode ReadabilityComponent DevelopmentConfiguration ManagementData FetchingData MappingData ModelingDebuggingError Handling

Repositories Contributed To

1 repo

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

selsa-inube/crediboard

Aug 2025 Feb 2026
7 Months active

Languages Used

JavaScriptTypeScriptCSSHTMLcsstsxJSON

Technical Skills

API IntegrationCode ReadabilityData MappingData ModelingFront End DevelopmentFront-end Development