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Maarten van Toor

PROFILE

Maarten Van Toor

Over a twelve-month period, contributed to the generiekzaakafhandelcomponent/Plugins and valtimo-platform repositories by designing and delivering robust API integrations, plugin architectures, and case management features. Focused on backend and frontend development using Java, Kotlin, Angular, and TypeScript, the work included building financial transaction plugins for Rotterdam Oracle E-Business Suite, enhancing Zaken API and OIP Klanttaak plugins, and implementing dynamic data modeling, configuration management, and localization. Emphasized maintainability through code refactoring, comprehensive testing, and documentation updates. Addressed business needs by improving data accuracy, user experience, and deployment reliability, while supporting scalable workflows and seamless integration across multiple systems.

Overall Statistics

Feature vs Bugs

82%Features

Repository Contributions

105Total
Bugs
10
Commits
105
Features
47
Lines of code
168,381
Activity Months12

Work History

April 2026

2 Commits • 1 Features

Apr 1, 2026

April 2026 monthly summary focused on delivering OIP Klanttaak plugin improvements in the generiekzaakafhandelcomponent/Plugins repository, with concentrated work on feature delivery, data model/schema upgrades, and operational readiness. The efforts enhanced data clarity, integration with the 'informatieobject' type, and developer/docs quality, positioning the plugin for production use and smoother downstream consumption.

January 2026

7 Commits • 4 Features

Jan 1, 2026

2026-01 Monthly summary for valtimo platform. This period delivered four key capabilities, with supporting documentation and release notes to enable smooth adoption, plus targeted fixes that improved reliability and developer experience. Key features delivered: - Widget customization: Dynamic widget configuration via the widget-custom component, enabling runtime binding of widgetConfiguration for flexible, reusable widgets. Commits: 403f0693d2a509b507654e91cdd8ad5cbd98d11f; d033a3d9812215170bf749890771b26cf2a119f5; 6922d56d814e3049b589b7588be84bcff24a5a2a; b532133afd0d44c62835390272cba636f5a18f48. - Zaakrol API: Allow optional fields for creation to reduce data-entry friction and support broader business scenarios. Commit: d1e336ae455a2743fd6f9e8c909c493158632c21. - Scheduler: Timezone configurability for JdbcTemplateLockProvider and improved error handling (UTC default, property-based timezone, invalid value handling). Commit: dbff1cd183c3f2c201c111ebcf506fac912c1678. - Link document to Zaak plugin: Support destruction date (vernietigingsdatum) and statusUrl for lifecycle tracking; including updated docs and tests. Commit: 1666d2651db67bb26901fc9d27be7ec649eb8db4. Major bugs fixed: - Fixed invalid timezone handling and improved validation in SchedulerAutoConfiguration, ensuring a safe default to UTC on invalid values. Commit: dbff1cd183c3f2c201c111ebcf506fac912c1678. - Minor quality improvement: corrected a documentation typo in the widget customization feature. Commit: b532133afd0d44c62835390272cba636f5a18f48. Overall impact and accomplishments: - Significantly improved business value through runtime widget configurability, reduced data-entry friction for Zaakrol creation, and more reliable scheduling with robust timezone handling. Enhanced lifecycle management for zaak integration via the linkDocumentToZaak action. All items include updated docs and release notes to support rollout and awareness. Technologies/skills demonstrated: - Spring Boot scheduling and configuration (SchedulerAutoConfiguration, JdbcTemplateLockProvider) - API design and backward-compatible changes (optional Zaakrol fields, plugin action extensions) - Documentation, release notes, and test coverage improvements - Improved testing and QA practices (test fixes and serialization behavior considerations)

December 2025

4 Commits • 1 Features

Dec 1, 2025

December 2025 focused on delivering business-critical Zaken API integration enhancements and ensuring robust localization, with a strong emphasis on case notes management, reliability, and documentation. Key work spanned feature delivery, bug fixes, and architectural improvements that underpin scalable notes and ZaakNotitie handling within the Catalogi API and related plugins.

November 2025

6 Commits • 1 Features

Nov 1, 2025

November 2025: Delivered key form UX enhancements and reinforced data integrity across betrokkene types in valtimo (repo valtimo-platform/valtimo). Focused on improving usability, accessibility, and error resilience, translating to reduced submission errors and clearer guidance for users handling non-natural person identifiers. Strengthened validation rules and expanded test coverage to ensure at least one identifier is provided and to validate serialization/deserialization of new betrokkene types. The work establishes a foundation for scalable, compliant data capture and easier maintenance.

September 2025

4 Commits • 2 Features

Sep 1, 2025

September 2025 monthly summary: Delivered robust Zaken API integration improvements across backend and frontend, guided by user testing feedback, with a focus on resilient zaakrol creation for medewerker and vestiging and improved data capture UX. Key cross-repo work reduced data fragility and improved maintainability through targeted refactors, tests, and UX enhancements across backend libraries, frontend libraries, and the core valtimo app.

August 2025

30 Commits • 13 Features

Aug 1, 2025

August 2025 performance highlights: delivered a cohesive set of subtitle capabilities, robust view creation, and testing foundations that enhance task context, data fidelity, and deployment reliability. Implemented JSONB-backed subtitle storage and Hibernate @Formula for efficient retrieval, enabling subtitle display at both the task-instance level and within the process-link context. Strengthened view creation robustness by refining preconditions to prevent broken or incomplete view generations. Established test isolation for DB changes with Liquibase by introducing test-only scripts and a separate test master changelog. Expanded Zaken API plugin functionality to patch existing Zaken and create case roles (zaakrol), with corresponding frontend and library updates. Improved code quality and maintainability through Kotlin/TypeScript import reordering and formatting cleanups across multiple repositories. Overall impact: business-friendly data enrichments, reduced deployment risk, and a foundation for scalable case-management features and analytics.

July 2025

5 Commits • 2 Features

Jul 1, 2025

During July 2025, the team delivered customer-value features and cleaned up configuration reliability across two repositories. In generiekzaakafhandelcomponent/Plugins, we fixed a critical configuration form issue in the Rotterdam Oracle ESB plugin, eliminating duplicate fields and incorrect control names, and updated the plugin version to reflect the fix. We also added a new invoice reference property (factuurKenmerk) to the sales invoice plugin, updating backend Kotlin, frontend HTML, TS config, and multilingual plugin properties/specifications to support an additional invoice reference. In valtimo-platform/valtimo-documentation, we consolidated Zaken API plugin documentation, added Patch Zaak action details, standardized field naming and capitalization across configure-zaken-api-plugin.md, and corrected the field name casing for 'Communication channel name'. These changes collectively improve data integrity, developer experience, and cross-language consistency.

June 2025

1 Commits • 1 Features

Jun 1, 2025

June 2025 monthly summary for generiekzaakafhandelcomponent/Plugins: Delivered a major feature enhancement to the Rotterdam Oracle EBS plugin enabling billing address specification for the 'verkoopfactuur opvoeren' action. Added new address data structures (location and postbox) and integrated them into the sales invoice creation flow. Upgraded plugin to version 1.2.0 and bumped underlying Valtimo to 12.14.1. All changes are tracked in commit fbf7539f4a60b6065876724adea0e8e7fd7fbe92 (commit message: 'Plugin: Rotterdam Oracle EBS - Option to specify factuuradres for verkoopfactuur opvoeren action (#126)'). No major bugs fixed this month.

May 2025

9 Commits • 5 Features

May 1, 2025

May 2025 performance overview: Across four repositories, delivered significant business value through data-driven input, reliability improvements, and dev-experience enhancements. The work focused on Rotterdam Oracle EBS integration, platform tooling, and Keycloak user lookups, aligning technical delivery with customer-facing outcomes and maintainability.

April 2025

9 Commits • 5 Features

Apr 1, 2025

April 2025 focused on delivering core Rotterdam Oracle EBS integration, expanding external start form capabilities across the Valtimo platform, and strengthening environments for reliable deployment and testing.

February 2025

27 Commits • 11 Features

Feb 1, 2025

February 2025 highlights for generiekzaakafhandelcomponent/Plugins: Key features delivered include Frontend Component Refactor and Rotterdam EBS frontend integration, and Rotterdam Oracle EBS Plugin API and Configuration Updates, enabling consistent plugin references, environment properties, and removal of autoconfiguration. Major bugs fixed include type correctness cleanup and import path fixes, improving build reliability. Overall impact: tighter frontend-plugin cohesion, clearer plugin lifecycle, and stronger security posture for Rotterdam EBS integration, with faster onboarding and fewer misconfigurations. Technologies/skills demonstrated: frontend refactor, API design and configuration management, security interoperability (client certificates, mTLS toggle), translations, branding and UI refinements, and build optimization.

January 2025

1 Commits • 1 Features

Jan 1, 2025

In 2025-01, delivered the Rotterdam Oracle E-Business Suite Integration Plugin for the generiekzaakafhandelcomponent/Plugins repository, enabling end-to-end processing of financial transactions (journal entries and invoices). The initiative established backend/frontend configuration scaffolding, build scripts, API definitions, and modular component architectures to support scalable data exchange with Rotterdam EBS. The initial plugin setup was committed (6f4772af88dbded6bb110c3de3c70af8651afa34), providing a reproducible baseline for deployment and future enhancements. No major bugs fixed this month; the focus was on delivering the integration foundation and configuration groundwork. Technologies demonstrated include plugin architecture, API design, build automation, and configuration management, underscoring business value through automated financial data integration and accelerated time-to-value for Rotterdam-based workflows.

Activity

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Quality Metrics

Correctness89.8%
Maintainability88.0%
Architecture86.8%
Performance83.8%
AI Usage22.4%

Skills & Technologies

Programming Languages

CSSGradleGroovyHTMLJSONJavaJavaScriptKotlinMarkdownProperties

Technical Skills

API DevelopmentAPI IntegrationAPI SpecificationAPI UsageAPI designAPI developmentAPI integrationAngularBPMNBackend DevelopmentBuild AutomationBuild ManagementCI/CDCamundaCode Organization

Repositories Contributed To

5 repos

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

generiekzaakafhandelcomponent/Plugins

Jan 2025 Apr 2026
8 Months active

Languages Used

JavaKotlinTypeScriptYAMLCSSGradleHTMLJavaScript

Technical Skills

API IntegrationAngularBackend DevelopmentDockerFrontend DevelopmentGradle

valtimo-platform/valtimo

Apr 2025 Jan 2026
7 Months active

Languages Used

HTMLJavaKotlinSCSSTypeScriptGradleGroovyShell

Technical Skills

API DevelopmentAngularBackend DevelopmentCamundaDatabase DesignForm Handling

valtimo-platform/valtimo-backend-libraries

Apr 2025 Sep 2025
4 Months active

Languages Used

JavaKotlinGroovySQLXML

Technical Skills

API DevelopmentBackend DevelopmentConfiguration ManagementJavaKotlinSpring Boot

valtimo-platform/valtimo-frontend-libraries

Apr 2025 Sep 2025
4 Months active

Languages Used

HTMLSCSSTypeScriptGradleGroovy

Technical Skills

API IntegrationAngularComponent DevelopmentForm HandlingFrontend DevelopmentRxJS

valtimo-platform/valtimo-documentation

Jul 2025 Aug 2025
2 Months active

Languages Used

Markdown

Technical Skills

Documentation