
Santeri Hurnanen delivered robust engineering solutions across the City-of-Helsinki/helsinki-paatokset repository, focusing on platform modernization, data migration, and search enhancements. He implemented features such as configurable date formats for decision timelines, Browse Policymakers workflows, and a v2 Ahjo proxy with new entity types, using PHP and Drupal as core technologies. His work included backend refactors, API integrations, and frontend improvements to streamline user experience and ensure data consistency. By upgrading to Drupal 11, enhancing multilingual support, and strengthening CI/CD pipelines, Santeri demonstrated depth in configuration management and testing, resulting in more reliable, maintainable, and scalable municipal platforms.

February 2026 — City-of-Helsinki/helsinki-paatokset: Delivered a feature that configures date format and clarifies decision timelines by extending the decision entity to render issued dates correctly. This improves timeline readability and data consistency across the app. The work is backed by commit UHF-12565: Fix decision date rendering (#847), and directly enhances user understanding of decisions.
February 2026 — City-of-Helsinki/helsinki-paatokset: Delivered a feature that configures date format and clarifies decision timelines by extending the decision entity to render issued dates correctly. This improves timeline readability and data consistency across the app. The work is backed by commit UHF-12565: Fix decision date rendering (#847), and directly enhances user understanding of decisions.
January 2026 monthly summary: Delivered a mix of customer-facing features, architecture/drupal platform improvements, and targeted quality fixes across multiple City of Helsinki repositories. Key features include Browse Policymakers (UHF-11873) enabling streamlined policymaker workflows, and migration/proxy enhancements (UHF-12081 and UHF-11203) with a v2 Ahjo proxy and a new Ahjo_case entity, plus frontend/UI refinements for the new case page. Added selective indexing for search and a new search promotions entity to improve relevance and performance. Strengthened multilingual support and documentation through translations relocation, language handling tweaks, and updated docs. Upgraded Drupal core and modules to Drupal 11, removed deprecated Drupal modules, and performed comprehensive dependency cleanup to reduce technical debt. Implemented platform hooks improvements and CI coverage for JavaScript quality to raise engineering discipline.
January 2026 monthly summary: Delivered a mix of customer-facing features, architecture/drupal platform improvements, and targeted quality fixes across multiple City of Helsinki repositories. Key features include Browse Policymakers (UHF-11873) enabling streamlined policymaker workflows, and migration/proxy enhancements (UHF-12081 and UHF-11203) with a v2 Ahjo proxy and a new Ahjo_case entity, plus frontend/UI refinements for the new case page. Added selective indexing for search and a new search promotions entity to improve relevance and performance. Strengthened multilingual support and documentation through translations relocation, language handling tweaks, and updated docs. Upgraded Drupal core and modules to Drupal 11, removed deprecated Drupal modules, and performed comprehensive dependency cleanup to reduce technical debt. Implemented platform hooks improvements and CI coverage for JavaScript quality to raise engineering discipline.
December 2025 monthly summary focusing on delivering privacy, performance, upgrade readiness and CI improvements across City of Helsinki Drupal projects. Highlights include confidentiality handling in helsinki-paatokset, testing infrastructure enhancements, Drupal 11 readiness efforts, caching performance improvements, and PHP 8.4 environment upgrades. These workstreams reduce risk, accelerate delivery, and position the platform for future scaling and compliance.
December 2025 monthly summary focusing on delivering privacy, performance, upgrade readiness and CI improvements across City of Helsinki Drupal projects. Highlights include confidentiality handling in helsinki-paatokset, testing infrastructure enhancements, Drupal 11 readiness efforts, caching performance improvements, and PHP 8.4 environment upgrades. These workstreams reduce risk, accelerate delivery, and position the platform for future scaling and compliance.
November 2025 performance snapshot: Delivered significant business value across multiple City of Helsinki Drupal platforms by modernizing integrations, strengthening security, improving user experience, and expanding test coverage. The month focused on stabilizing critical data flows (Hakuvahti), refining access controls (AD-based roles), fortifying the security posture (CVEs and vulnerability patches), and enabling cleaner, more maintainable configurations for future iterations. The work combined backend refactors, frontend/UX improvements, and governance enhancements to reduce risk, accelerate editors' workflows, and improve overall platform reliability.
November 2025 performance snapshot: Delivered significant business value across multiple City of Helsinki Drupal platforms by modernizing integrations, strengthening security, improving user experience, and expanding test coverage. The month focused on stabilizing critical data flows (Hakuvahti), refining access controls (AD-based roles), fortifying the security posture (CVEs and vulnerability patches), and enabling cleaner, more maintainable configurations for future iterations. The work combined backend refactors, frontend/UX improvements, and governance enhancements to reduce risk, accelerate editors' workflows, and improve overall platform reliability.
October 2025 performance snapshot: Delivered substantial enhancements to search capabilities and platform reliability across City of Helsinki Drupal sites. Implemented vector embeddings search across 9+ sites with helfi_search, hardened OpenAI embeddings integration, corrected Search API localization, upgraded platform_config to the latest release, and completed extensive quality improvements (PHPStan, phpcs, tests) and migrations for initiatives/policymaker pages. These changes improve search relevance, user discovery, and system stability while reducing deployment risk.
October 2025 performance snapshot: Delivered substantial enhancements to search capabilities and platform reliability across City of Helsinki Drupal sites. Implemented vector embeddings search across 9+ sites with helfi_search, hardened OpenAI embeddings integration, corrected Search API localization, upgraded platform_config to the latest release, and completed extensive quality improvements (PHPStan, phpcs, tests) and migrations for initiatives/policymaker pages. These changes improve search relevance, user discovery, and system stability while reducing deployment risk.
September 2025 performance summary for City of Helsinki Drupal platforms. Delivered a mix of feature migrations, UI improvements, geospatial enhancements, and security/maintenance cleanups across multiple repos. Focused on delivering business value through simplifying data models, enabling richer user experiences, and reducing risk via CSP removal and configuration cleanups.
September 2025 performance summary for City of Helsinki Drupal platforms. Delivered a mix of feature migrations, UI improvements, geospatial enhancements, and security/maintenance cleanups across multiple repos. Focused on delivering business value through simplifying data models, enabling richer user experiences, and reducing risk via CSP removal and configuration cleanups.
August 2025 performance summary for the City of Helsinki Drupal platforms. Delivered key platform upgrades, core refactors, security hardening, and deployment stabilization across seven repositories. The work focused on tangible business value through improved stability, security, and developer productivity, while aligning configurations across environments for predictable deployments.
August 2025 performance summary for the City of Helsinki Drupal platforms. Delivered key platform upgrades, core refactors, security hardening, and deployment stabilization across seven repositories. The work focused on tangible business value through improved stability, security, and developer productivity, while aligning configurations across environments for predictable deployments.
July 2025 performance snapshot: Delivered substantive improvements across data migration, asset management, and navigation in City of Helsinki deployments. Key features delivered include enhanced Ahjo migration tooling with change-tracking and a no-progress option; an Ahjo images migration plugin that externalizes embedded assets and updates HTML references; administrative Ahjo tools added to node edit forms for managing Ahjo data via proxy; a refactored Policymaker navigation module for cleaner organization and consistent rendering on desktop and mobile; and centralized native ID normalization for decisions to ensure consistent IDs across the app.
July 2025 performance snapshot: Delivered substantive improvements across data migration, asset management, and navigation in City of Helsinki deployments. Key features delivered include enhanced Ahjo migration tooling with change-tracking and a no-progress option; an Ahjo images migration plugin that externalizes embedded assets and updates HTML references; administrative Ahjo tools added to node edit forms for managing Ahjo data via proxy; a refactored Policymaker navigation module for cleaner organization and consistent rendering on desktop and mobile; and centralized native ID normalization for decisions to ensure consistent IDs across the app.
June 2025 performance summary: Delivered a blend of feature delivery, reliability improvements, and modernization across City of Helsinki Drupal platforms. Focus areas included data integrity for event management, upgrade reliability, and platform standardization, complemented by CI/quality improvements and performance tuning.
June 2025 performance summary: Delivered a blend of feature delivery, reliability improvements, and modernization across City of Helsinki Drupal platforms. Focus areas included data integrity for event management, upgrade reliability, and platform standardization, complemented by CI/quality improvements and performance tuning.
May 2025 performance summary for City of Helsinki Drupal platforms. Delivered foundational platform-config setup, enhanced environment resolution, and substantial UI/data-model improvements across core Drupal components. Achieved deployment readiness through dependency stabilization, improved multilingual data accuracy, and strengthened development workflows, delivering tangible business value such as faster feature delivery, reliable configuration management, and more navigable organization data.
May 2025 performance summary for City of Helsinki Drupal platforms. Delivered foundational platform-config setup, enhanced environment resolution, and substantial UI/data-model improvements across core Drupal components. Achieved deployment readiness through dependency stabilization, improved multilingual data accuracy, and strengthened development workflows, delivering tangible business value such as faster feature delivery, reliable configuration management, and more navigable organization data.
April 2025 highlights across City of Helsinki Drupal projects. Key features delivered include Helbit test environments configuration and Helbit test client to enable cross-environment testing; language handling, URL generation, and translations improvements to improve internationalization; Ahjo proxy data ingestion extended to include cases for batch imports; database performance improvements through indexing and N+1 query reduction; and Search API Index modernization with attribute-based plugin registration and availability monitoring. Major bugs fixed include JobListingHideMissingSubscriber migration name bug fix and cookie banner unapproved item error logging removal; additional stability fixes in SearchApiIndex tests and cases. Overall impact: faster QA feedback and more reliable data pipelines, improved internationalization and user experience, and reduced maintenance burden through modernized architecture. Technologies/skills demonstrated: Drupal plugin attributes, DebugDataItem definitions, kernel tests, PHPStan and PHPCS improvements, Elasticsearch server availability checks, and dependency cleanup with DI improvements such as ActiveProjectRoles.
April 2025 highlights across City of Helsinki Drupal projects. Key features delivered include Helbit test environments configuration and Helbit test client to enable cross-environment testing; language handling, URL generation, and translations improvements to improve internationalization; Ahjo proxy data ingestion extended to include cases for batch imports; database performance improvements through indexing and N+1 query reduction; and Search API Index modernization with attribute-based plugin registration and availability monitoring. Major bugs fixed include JobListingHideMissingSubscriber migration name bug fix and cookie banner unapproved item error logging removal; additional stability fixes in SearchApiIndex tests and cases. Overall impact: faster QA feedback and more reliable data pipelines, improved internationalization and user experience, and reduced maintenance burden through modernized architecture. Technologies/skills demonstrated: Drupal plugin attributes, DebugDataItem definitions, kernel tests, PHPStan and PHPCS improvements, Elasticsearch server availability checks, and dependency cleanup with DI improvements such as ActiveProjectRoles.
Month: 2025-03 Overview: In March 2025, two Drupal-based projects — hel-fi-drupal-grants and helsinki-paatokset — benefited from a balanced mix of architecture refactors, reliability enhancements, security improvements, and data/UI quality fixes. The work emphasizes business value: maintainable code, automated quality gates, safer file handling, and improved decision/document workflows enabling faster, safer feature delivery. Key achievements and deliverables were concentrated into five areas: architecture refactors; automation and quality gates; security and data integrity; UI/data correctness; and maintenance/cleanup. See details in the Key Achievements list.
Month: 2025-03 Overview: In March 2025, two Drupal-based projects — hel-fi-drupal-grants and helsinki-paatokset — benefited from a balanced mix of architecture refactors, reliability enhancements, security improvements, and data/UI quality fixes. The work emphasizes business value: maintainable code, automated quality gates, safer file handling, and improved decision/document workflows enabling faster, safer feature delivery. Key achievements and deliverables were concentrated into five areas: architecture refactors; automation and quality gates; security and data integrity; UI/data correctness; and maintenance/cleanup. See details in the Key Achievements list.
February 2025 highlights across City of Helsinki Drupal platforms. Delivered the Allu data integration and migration system (paatokset_allu) end-to-end: ingestion module for decisions/approvals, environment/config, migration/indexing flow, updated routing and entity definitions, kernel and unit tests, documentation, and supporting refactors enabling reliable data flow into Drupal. Implemented code-quality and CI improvements with SonarCloud integration to analyze code health and test coverage. Launched Helfi Recommendations module using Finto AI API to generate keywords for entities, store them as suggested_topics, plus text utilities and Drush commands for management. Prepared Drupal 11 compatibility readiness across helfi-platform-config with compatibility updates to prevent breakages. Completed Search API configuration prep in helksi-etusivu to enable upcoming platform_config-driven reconfiguration. Delivered extensive Grants module enhancements under UHF-11419: default values, export capability, UI text localization, field mappings (including haettava_avustussumma and 2025-related fields), translation additions, and robust fixes (name length, copy/template handling, and submit validation), along with code-quality fixes (PHPCS/PHPStan) and a Drush command for clearing test applications. Additionally, a set of bug-fixes across modules (e.g., 2025 grant amount handling, 2025 mapping stability) reduced risk for upcoming releases and improved data integrity.
February 2025 highlights across City of Helsinki Drupal platforms. Delivered the Allu data integration and migration system (paatokset_allu) end-to-end: ingestion module for decisions/approvals, environment/config, migration/indexing flow, updated routing and entity definitions, kernel and unit tests, documentation, and supporting refactors enabling reliable data flow into Drupal. Implemented code-quality and CI improvements with SonarCloud integration to analyze code health and test coverage. Launched Helfi Recommendations module using Finto AI API to generate keywords for entities, store them as suggested_topics, plus text utilities and Drush commands for management. Prepared Drupal 11 compatibility readiness across helfi-platform-config with compatibility updates to prevent breakages. Completed Search API configuration prep in helksi-etusivu to enable upcoming platform_config-driven reconfiguration. Delivered extensive Grants module enhancements under UHF-11419: default values, export capability, UI text localization, field mappings (including haettava_avustussumma and 2025-related fields), translation additions, and robust fixes (name length, copy/template handling, and submit validation), along with code-quality fixes (PHPCS/PHPStan) and a Drush command for clearing test applications. Additionally, a set of bug-fixes across modules (e.g., 2025 grant amount handling, 2025 mapping stability) reduced risk for upcoming releases and improved data integrity.
January 2025 monthly summary for City of Helsinki Drupal platforms. The month focused on delivering localized content capabilities, improving search relevance, hardening reliability, and modernizing development workflows across multiple repos. Major outcomes include enhanced local-news discovery, geo-aware content retrieval, more robust media/data pipelines, centralized authentication, and stronger code quality and CI/CD practices. Business value delivered includes improved user engagement with local content, reduced maintenance risk, faster onboarding for new features, and strengthened security and compliance.
January 2025 monthly summary for City of Helsinki Drupal platforms. The month focused on delivering localized content capabilities, improving search relevance, hardening reliability, and modernizing development workflows across multiple repos. Major outcomes include enhanced local-news discovery, geo-aware content retrieval, more robust media/data pipelines, centralized authentication, and stronger code quality and CI/CD practices. Business value delivered includes improved user engagement with local content, reduced maintenance risk, faster onboarding for new features, and strengthened security and compliance.
December 2024 monthly summary for City of Helsinki Drupal platform work. Focused on delivering high business value through localization, content migration lifecycle enhancements, CI/CD automation, Elasticsearch configuration standardization, and platform-level redirects/maintenance. Work spanned eight repositories, delivering features and quality improvements that reduce content drift, improve Helsinki resident UX, accelerate deployments, and strengthen security and maintainability.
December 2024 monthly summary for City of Helsinki Drupal platform work. Focused on delivering high business value through localization, content migration lifecycle enhancements, CI/CD automation, Elasticsearch configuration standardization, and platform-level redirects/maintenance. Work spanned eight repositories, delivering features and quality improvements that reduce content drift, improve Helsinki resident UX, accelerate deployments, and strengthen security and maintainability.
November 2024 was a focused, cross-repo delivery sprint across City of Helsinki Drupal platforms, prioritizing security, search stability, localization, and maintainability. Key work includes hardening authentication and token hygiene, improving user login UX and flow, modernizing the Elasticsearch integration across platform/config layers, and enhancing geospatial and multilingual search capabilities. The team also performed targeted data quality fixes and cleanup to reduce operational risk and improve upgrade paths.
November 2024 was a focused, cross-repo delivery sprint across City of Helsinki Drupal platforms, prioritizing security, search stability, localization, and maintainability. Key work includes hardening authentication and token hygiene, improving user login UX and flow, modernizing the Elasticsearch integration across platform/config layers, and enhancing geospatial and multilingual search capabilities. The team also performed targeted data quality fixes and cleanup to reduce operational risk and improve upgrade paths.
Monthly Summary for 2024-10: Delivered targeted improvements in deployment reliability, observability, and security across two Drupal-based repos. Key features included CI/CD pipeline trigger configuration and deployment documentation for hel-fi-drupal-grants, and Raven integration with Drupal module upgrades to enhance performance tracing and error handling. Security hardening in drupal-infofinland consolidated API user roles to the 'nextjs' profile, introduced Two-Factor Authentication, and refactored login flow for a simpler user experience. These changes reduce deployment risk, improve issue visibility, and strengthen the security posture, enabling faster, safer feature delivery.
Monthly Summary for 2024-10: Delivered targeted improvements in deployment reliability, observability, and security across two Drupal-based repos. Key features included CI/CD pipeline trigger configuration and deployment documentation for hel-fi-drupal-grants, and Raven integration with Drupal module upgrades to enhance performance tracing and error handling. Security hardening in drupal-infofinland consolidated API user roles to the 'nextjs' profile, introduced Two-Factor Authentication, and refactored login flow for a simpler user experience. These changes reduce deployment risk, improve issue visibility, and strengthen the security posture, enabling faster, safer feature delivery.
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