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mariiaKraievska

PROFILE

Mariiakraievska

Over 19 months, contributed to the openMF/fineract and openMF/web-app repositories by engineering advanced loan management features, including full term tranche and working capital loan products with lifecycle support for disbursement, re-amortization, rescheduling, and write-offs. Leveraged Java, Spring Framework, and Angular to deliver robust backend APIs, real-time journal entry posting, and frontend enhancements such as repayment schedule previews. Focused on financial accuracy, implemented event-driven architecture, rigorous validation, and comprehensive test automation to ensure data integrity and compliance. Addressed complex scenarios like charge-offs, accruals, and multi-disbursement workflows, while improving performance, documentation, and cross-database reliability for scalable financial systems.

Overall Statistics

Feature vs Bugs

76%Features

Repository Contributions

125Total
Bugs
17
Commits
125
Features
53
Lines of code
83,168
Activity Months19

Work History

June 2026

11 Commits • 4 Features

Jun 1, 2026

June 2026 monthly delivery focused on strengthening financial controls for Working Capital Loans, improving API and batch processing reliability, and accelerating revenue recognition and external events handling. Key outcomes include feature deliveries for WC breach/delinquency management, external investor revenue recognition on loan sales, API and batch processing performance improvements, and external events update optimization. Major bugs fixed improved COB amortization mapping for reopened loans, reliability of delinquency validation, and cross-database issues in event updates. These efforts deliver measurable business value: more accurate delinquency and breach handling, compliant revenue recognition, faster batch COB runs, and more robust cross-database reliability. Technical achievements include data validation refactor, API body type change from Object to String, and targeted batch processing tunings.

May 2026

6 Commits • 3 Features

May 1, 2026

Month: 2026-05 | openMF/fineract monthly summary focusing on features delivered, bugs fixed, and overall impact with emphasis on business value and technical achievements.

April 2026

8 Commits • 7 Features

Apr 1, 2026

2026-04 monthly summary for openMF/fineract focused on delivering Working Capital Loan (WCL) capabilities with strong emphasis on transaction correctness, data integrity, governance, and accounting configuration. Delivered core WCL features and improvements that enhance liquidity management, reduce disbursement risk, and provide richer accounting mappings. Highlights include: robust transaction handling for disbursement/undo and repayment, enforceable product-level validations, improved data integrity for breach configuration, and migration-ready configuration tables for delinquency/breach management.

March 2026

6 Commits • 4 Features

Mar 1, 2026

March 2026 delivered end-to-end Working Capital (WC) enhancements across backend and web UI, enabling robust lifecycle management for WC loans. Key features include: 1) WC Loan Account Management with CRUD operations and validations exposed via new API endpoints; 2) WC Disbursement Management with a structured workflow, including disbursement and undo, max-disbursement validation for multi-disbursement loans with expected tranches and overApplied, and post-disbursement discount updates; 3) WC Breach Management with CRUD and validation for breach configurations; 4) Web UI enhancement: WC Discount Update form integrated into loan actions for updating discounts and notes. These changes span openMF/fineract and openMF/web-app, reinforcing governance, data integrity, and faster time-to-value for working capital products.

February 2026

7 Commits • 5 Features

Feb 1, 2026

February 2026 (openMF/fineract) — Delivered a focused set of features across loan origination, loan management, asset history, and product configuration, complemented by targeted bug fixes to ensure accurate calculations and robust error handling. The work enhances traceability, overdue management, and product configurability, underpinned by stronger event tracking and validation, driving business value and platform resilience.

January 2026

14 Commits • 3 Features

Jan 1, 2026

January 2026: Delivered major enhancements to the openMF/fineract full term tranche loan lifecycle, expanding disbursement management, re-amortization, rescheduling, and write-offs; completed comprehensive documentation for Pause Delinquency and Delayed Schedule Captures; reinforced financial accuracy and resilience through improved accrual handling and default scenarios; laid groundwork for multi-disbursement progressive loan products with improved repayment scheduling and contract terminations.

December 2025

10 Commits • 2 Features

Dec 1, 2025

December 2025 deliverables focused on expanding the flexibility and robustness of term loan products, especially full term tranche loans, and enhancing user visibility of complex schedules. Key features delivered include backend enhancements for re-amortization, re-aging, rescheduling, and downpayments, plus a new Preview Schedule API and a frontend dialog to preview repayment schedules. Major bug fix: prevented re-amortization on charged-off or contract-terminated loans to preserve accurate accounting. Overall impact: increased product flexibility, improved repayment accuracy, reduced risk of misapplied accruals, and improved customer UX with preview capabilities. Technologies/skills demonstrated: Java-based loan scheduling and accrual logic, API design and integration for preview functionality, frontend component development for dialogs, cross-repo collaboration (openMF/fineract and openMF/web-app), and testing scaffolding.

November 2025

1 Commits • 1 Features

Nov 1, 2025

For 2025-11, delivered a targeted enhancement to the loan re-aging feature in openMF/fineract, focusing on reverse replay handling and test coverage. Implemented changes to the loan transaction data structure to support replayed transactions and adjusted repayment schedule logic to preserve correctness across replay scenarios. This work reduces financial risk, improves data integrity and auditability, and establishes groundwork for handling complex replay scenarios in production. The work was completed under FINERACT-2354 with commit 5ca10eb1f9051bba65d02a2e1ab4cdb694224084.

October 2025

6 Commits • 1 Features

Oct 1, 2025

October 2025 monthly summary focusing on business value and technical achievements. Delivered foundational Loan Re-Aging Enhancements for interest-bearing loans with recalculation, including backdated re-aging, handling chargebacks before re-aging, recalibration for excess payments, and validations to prevent re-aging of charged-off or contract-terminated loans. The work progressed through multiple steps under FINERACT-2354, establishing default behavior (interestRecalculation = true) without due-date changes and addressing key edge cases: backdated re-age, chargebacks, excess payments, and charge-off scenarios. In parallel, resolved an accounting mismatch between amortization and deferred income liabilities by refactoring the accounting processor to correctly apply debits and credits for deferred income related to loans and capitalized income. These efforts enhance revenue recognition accuracy, loan portfolio health, and compliance readiness.

September 2025

2 Commits • 1 Features

Sep 1, 2025

September 2025 monthly summary for openMF/fineract: Highlighting key features delivered, critical bug fixes, and overall impact focused on financial accuracy, loan lifecycle consistency, and maintainability.

August 2025

6 Commits • 5 Features

Aug 1, 2025

Monthly summary for 2025-08: Consolidated delivery across back-end loan accounting, front-end disbursement UX, and data models. Implemented real-time journal entry posting for loan transactions, hardened validation for buy-down fees, extended disbursement calculations for over-applied allowances, introduced amortization allocation schedules, and delivered a UI enhancement to surface available disbursement amounts. Also fixed critical accounting during loan write-offs and improved test reliability, contributing to data accuracy, faster closing cycles, and clearer financial reporting for stakeholders.

July 2025

8 Commits • 4 Features

Jul 1, 2025

July 2025 performance summary for openMF repositories (openMF/fineract and openMF/web-app). Focused on enhancing loan disbursement flexibility, refund controls, and financial accuracy, with expanded test coverage and UI validation. Key outcomes include extended multi-disbursement logic for progressive loans (including scenarios where disbursement exceeds approved amounts) with end-to-end tests for FLAT interest, configurable interest refund handling (automatic vs manual), and improved income accrual and reversal of Buy Down Fee Adjustments. UI enhancements in the web app provide user-controlled refund management with validation. Result: faster value delivery, reduced manual interventions, improved financial reporting accuracy, and stronger control over refunds across both backend and frontend layers.

June 2025

8 Commits • 2 Features

Jun 1, 2025

June 2025 performance highlights across openMF/fineract and openMF/web-app, focusing on loan accounting accuracy, data integrity, and scalable improvements in installment handling and elections for termination reversion. Key work spanned bug fixes that stabilize backdated repayments, prevent duplicate journal entries, and ensure COB recalculation updates propagate to derived fields, along with feature work enabling undo of contract termination and expanded installment fee handling in progressive loan schedules. Web-app improvements tightened loan terms data integrity by resetting fields when approval/disbursal settings change. The month also emphasizes stronger end-to-end validation and event publishing for loan lifecycle changes, with testing coverage to guard against regressions in accruals and reactivation scenarios.

May 2025

9 Commits • 3 Features

May 1, 2025

May 2025 monthly summary for openMF/fineract. Delivered three major capabilities across loan accounting, recovery, and performance, driving financial accuracy and system reliability. Capitalized income handling on loan closure introduced with new transaction types and event processing to amortize income at closure. Automatic reversal of charge-off when balance becomes zero implemented to preserve accurate financial records. Broad performance and data integrity improvements across loan repayment and transaction processing, including Next_Last Installment behavior, delinquency calculations, and data precision optimizations. These changes reduce manual reconciliation, improve risk controls, and enhance overall system robustness. Technologies demonstrated include Java-based loan lifecycle processing, event-driven handling, and targeted data/access optimizations.

April 2025

7 Commits • 2 Features

Apr 1, 2025

April 2025: Strengthened financial correctness and expanded loan capabilities with robust accruals and capitalized income, while hardening APIs and tests. Delivered significant improvements to accrual performance, corrected critical accounting edge cases, added capitalized income support for progressive loan schedules, and completed API/test fixes for better data integrity and test reliability.

March 2025

6 Commits • 2 Features

Mar 1, 2025

March 2025 monthly summary for openMF/fineract: Delivered critical financial correctness improvements and architecture refinements. Key features include charge-off accounting improvements with testing enhancements, a refactor of transaction processing and reprocessing, and a fix to loan transaction type filtering. These changes enhanced accrual accuracy for cumulative loans after charge-off, corrected reversed charge-off accounting, improved transaction processing reliability, and increased accuracy of transaction-type queries.

February 2025

3 Commits • 2 Features

Feb 1, 2025

February 2025: Accrual processing enhancements in openMF/fineract to strengthen financial accuracy and support backdated adjustments. Delivered two features focused on accrual governance and configurability: 1) Prevent accruals for closed, overpaid, or cancelled loans by adding early-return checks in LoanAccrualActivityProcessingServiceImpl and LoanAccrualsProcessingServiceImpl, with new unit tests (FINERACT-2327). 2) Enhanced accrual handling for charged-off loans and accrual adjustments, including new loan product configuration, refined processing for post-charge-off accruals, support for zero-interest scenarios and disbursement-date recognition, a new business event for accrual adjustments, and refactors to handle positive/negative adjustments and backdated transactions (FINERACT-2333, FINERACT-2148).

January 2025

5 Commits • 1 Features

Jan 1, 2025

Month: 2025-01 — Delivered coordinated loan charge-off workflow enhancements and stricter validation to improve accuracy, compliance, and automation of the charge-off process in openMF/fineract. Implemented LAST_INSTALLMENT strategy support, accelerated maturity to charge-off dates, enhanced schedule regeneration, and improved handling of removed installments and waived charges. Added comprehensive tests to guard backdated charge-offs and post-charge-off monetary activity.

December 2024

2 Commits • 1 Features

Dec 1, 2024

December 2024 monthly summary focused on extending zero-interest charge-off capabilities in the openMF/fineract repository. Delivered end-to-end support for zero-interest charge-off scenarios with recalculation, improved transaction processing accuracy, and updated repayment schedules. Expanded test coverage to validate charge-off behavior and post-charge-off repayments, and introduced loan product configurations to support zero-interest charge-off behavior. The work enhances balance accuracy, supports broader product configurations, and reduces risk of calculation drift.

Activity

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Quality Metrics

Correctness90.6%
Maintainability82.6%
Architecture84.2%
Performance79.8%
AI Usage25.2%

Skills & Technologies

Programming Languages

AsciidocAvroCSSGherkinGroovyHTMLJSONJavaJavaScriptMarkdown

Technical Skills

API DevelopmentAPI IntegrationAPI designAPI developmentAPI integrationAccountingAccounting IntegrationAccounting SystemsAngularAutomated TestingBackend DevelopmentBigDecimal HandlingCSSCucumberDatabase Management

Repositories Contributed To

2 repos

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

openMF/fineract

Dec 2024 Jun 2026
19 Months active

Languages Used

GherkinJavaGroovyAvroSQLJavaScriptAsciidocasciidoc

Technical Skills

Backend DevelopmentFinancial SystemsJavaLoan ManagementLoan Management SystemsTest Automation

openMF/web-app

Jun 2025 Mar 2026
5 Months active

Languages Used

TypeScriptCSSHTMLJSON

Technical Skills

AngularFront End DevelopmentCSSHTMLTypeScriptUI/UX Development