navikt/testnorge
Nov 2024 – Oct 2025
12 Months active
Languages Used
JavaJavaScriptYAMLDockerfileBashGradleTypeScriptSQL
Technical Skills
Backend DevelopmentConfigurationDate and Time HandlingEnum ManagementJSON ParsingJava
Kristen Hærum
PROFILE
Kristen Hærum
Kristian Harum developed and maintained backend systems for the navikt/testnorge repository, focusing on robust API design, data modeling, and integration workflows. Over twelve months, he delivered features such as ident pool lifecycle management, domain model enhancements, and platform migrations, while also refactoring data retrieval and improving error handling. Using Java, Spring Boot, and Docker, Kristian addressed complex requirements like date handling, batch processing, and configuration management. His work included stabilizing deployment pipelines, optimizing search and mapping strategies, and ensuring data integrity through targeted bug fixes. The depth of his contributions improved reliability, maintainability, and business value across environments.
Overall Statistics
Feature vs Bugs
66%Features
Repository Contributions
127Total
Bugs
21
Commits
127
Features
40
Lines of code
21,659
Activity Months12
Your Network
5 people
Work History
October 2025
14 Commits • 6 Features
Oct 1, 2025October 2025 (navikt/testnorge): Delivered a set of cross-cutting improvements and feature updates that improve code quality, branding consistency, API stability, data model evolution, and team-data capabilities, while tightening controls to avoid unnecessary work. Notable outcomes include standardized naming and retry messages, CV branding alignment with Nav CV and CV API v2, expanded TPS environment visibility rules, id2032 support with age-check helper and JSON handling tweaks, enhanced team-based user access and favorites, Dolly frontend integration into testnav pool, and a pension data processing guard to skip non-existent transactions.
14 Commits • 6 Features
Oct 1, 2025October 2025 (navikt/testnorge): Delivered a set of cross-cutting improvements and feature updates that improve code quality, branding consistency, API stability, data model evolution, and team-data capabilities, while tightening controls to avoid unnecessary work. Notable outcomes include standardized naming and retry messages, CV branding alignment with Nav CV and CV API v2, expanded TPS environment visibility rules, id2032 support with age-check helper and JSON handling tweaks, enhanced team-based user access and favorites, Dolly frontend integration into testnav pool, and a pension data processing guard to skip non-existent transactions.
October 2025
September 2025
20 Commits • 4 Features
Sep 1, 2025September 2025 month-end summary for navikt/testnorge: Delivered focused business value through data retrieval refactor, robust data integrity, and improved observability; implemented infrastructure updates to support dev and performance; strengthened error handling and validation across core services.
September 2025
20 Commits • 4 Features
Sep 1, 2025September 2025 month-end summary for navikt/testnorge: Delivered focused business value through data retrieval refactor, robust data integrity, and improved observability; implemented infrastructure updates to support dev and performance; strengthened error handling and validation across core services.
August 2025
1 Commits
Aug 1, 2025Monthly summary for 2025-08: Focused on stabilizing the backend for navikt/testnorge by reverting from a reactive architecture to a servlet-based backend. This rollback removed reactive security dependencies and aligned CI/CD, Dockerfile, and Gradle configurations with the existing servlet-based stack. The change preserves deployment pipelines with minimal risk, improving stability and compatibility with downstream systems, while demonstrating disciplined change management and dependency hygiene.
1 Commits
Aug 1, 2025Monthly summary for 2025-08: Focused on stabilizing the backend for navikt/testnorge by reverting from a reactive architecture to a servlet-based backend. This rollback removed reactive security dependencies and aligned CI/CD, Dockerfile, and Gradle configurations with the existing servlet-based stack. The change preserves deployment pipelines with minimal risk, improving stability and compatibility with downstream systems, while demonstrating disciplined change management and dependency hygiene.
August 2025
July 2025
1 Commits
Jul 1, 2025July 2025: Focused on correcting Dolly tagging accuracy in the navikt/testnorge repository with a targeted fix to hasDollyTag. The change ensures the tag detection exclusively recognizes the 'DOLLY' tag, eliminating misclassification caused by the previously detected 'ARENASYNT'. This improves tagging accuracy, data integrity, and downstream Dolly-related workflows, enabling more reliable analytics and feature gating.
July 2025
1 Commits
Jul 1, 2025July 2025: Focused on correcting Dolly tagging accuracy in the navikt/testnorge repository with a targeted fix to hasDollyTag. The change ensures the tag detection exclusively recognizes the 'DOLLY' tag, eliminating misclassification caused by the previously detected 'ARENASYNT'. This improves tagging accuracy, data integrity, and downstream Dolly-related workflows, enabling more reliable analytics and feature gating.
June 2025
1 Commits • 1 Features
Jun 1, 2025June 2025 monthly summary for navikt/testnorge: Delivered the Ident Pool Lifecycle Management Endpoint, enabling marking idents as in use with support for updating existing idents or creating new ones. This enhances ident pool lifecycle control, reduces manual handling, and improves downstream processes that rely on accurate ident status. The feature was implemented and prepared for deployment in test environment (commit: da381197139895356f587d21425e46bd4e5e8431). No major bugs fixed this month. Impact: improved API coverage for ident lifecycle, faster provisioning/deprovisioning in test flows, and better traceability through commit logs. Skills demonstrated: API design, backend development, version control, and collaboration in the navikt/testnorge repository.
1 Commits • 1 Features
Jun 1, 2025June 2025 monthly summary for navikt/testnorge: Delivered the Ident Pool Lifecycle Management Endpoint, enabling marking idents as in use with support for updating existing idents or creating new ones. This enhances ident pool lifecycle control, reduces manual handling, and improves downstream processes that rely on accurate ident status. The feature was implemented and prepared for deployment in test environment (commit: da381197139895356f587d21425e46bd4e5e8431). No major bugs fixed this month. Impact: improved API coverage for ident lifecycle, faster provisioning/deprovisioning in test flows, and better traceability through commit logs. Skills demonstrated: API design, backend development, version control, and collaboration in the navikt/testnorge repository.
June 2025
May 2025
11 Commits • 4 Features
May 1, 2025May 2025 highlights for navikt/testnorge: Delivered key features across Aareg integration, EtterlatteClient performance, and data modeling enhancements, alongside quality improvements in logging and deletion operations. Business impact: improved routing reliability, faster configuration-driven behavior, more accurate identity handling, and richer data models enabling better risk assessment and user experience. Key features delivered: - Aareg platform integration and routing: Consolidated Aareg service URL/config, dynamic RouteLocator URL handling, and routing improvements for Aareg services (internal development domain usage and configuration refactor). - EtterlatteClient performance optimization: Increased application configuration timeout and optimized person data retrieval (parent/child and marital status) to reduce latency. - Yrkesskade classification enhancements (front-end and DTO): Added new MELLOMSKADER and MULIG_NULLSKADE classifications. - DigitalKontakt data modeling: Added reservertOppdatert field and aligned timestamp handling using current UTC timestamps for updates to mobile/email/language. - Synthetic identity handling: Default synthetic identity flag when missing in IdentPoolMappingStrategy and default to true in PDL data for new person. - Quality and reliability improvements: Standardized error logging and corrected HTTP DELETE usage in Arbeidssoekerregisteret (SlettArbeidssoekerregisteretCommand).
May 2025
11 Commits • 4 Features
May 1, 2025May 2025 highlights for navikt/testnorge: Delivered key features across Aareg integration, EtterlatteClient performance, and data modeling enhancements, alongside quality improvements in logging and deletion operations. Business impact: improved routing reliability, faster configuration-driven behavior, more accurate identity handling, and richer data models enabling better risk assessment and user experience. Key features delivered: - Aareg platform integration and routing: Consolidated Aareg service URL/config, dynamic RouteLocator URL handling, and routing improvements for Aareg services (internal development domain usage and configuration refactor). - EtterlatteClient performance optimization: Increased application configuration timeout and optimized person data retrieval (parent/child and marital status) to reduce latency. - Yrkesskade classification enhancements (front-end and DTO): Added new MELLOMSKADER and MULIG_NULLSKADE classifications. - DigitalKontakt data modeling: Added reservertOppdatert field and aligned timestamp handling using current UTC timestamps for updates to mobile/email/language. - Synthetic identity handling: Default synthetic identity flag when missing in IdentPoolMappingStrategy and default to true in PDL data for new person. - Quality and reliability improvements: Standardized error logging and corrected HTTP DELETE usage in Arbeidssoekerregisteret (SlettArbeidssoekerregisteretCommand).
April 2025
15 Commits • 6 Features
Apr 1, 2025April 2025 monthly summary for navikt/testnorge focusing on business value, performance, and reliability improvements across tag retrieval, search ingestion, and deployment readiness. Delivered batching/processing optimizations, data enrichment, mapping/deserialization fixes, observability enhancements, and deployment/config updates to support growth and stability.
15 Commits • 6 Features
Apr 1, 2025April 2025 monthly summary for navikt/testnorge focusing on business value, performance, and reliability improvements across tag retrieval, search ingestion, and deployment readiness. Delivered batching/processing optimizations, data enrichment, mapping/deserialization fixes, observability enhancements, and deployment/config updates to support growth and stability.
April 2025
March 2025
20 Commits • 5 Features
Mar 1, 2025Monthly performance summary for navikt/testnorge - 2025-03. Focused on delivering high-value features, fixing critical protection-related gaps, and improving stability, performance, and data quality. The work emphasizes business value, safer data handling, and stronger search capabilities.
March 2025
20 Commits • 5 Features
Mar 1, 2025Monthly performance summary for navikt/testnorge - 2025-03. Focused on delivering high-value features, fixing critical protection-related gaps, and improving stability, performance, and data quality. The work emphasizes business value, safer data handling, and stronger search capabilities.
February 2025
19 Commits • 5 Features
Feb 1, 2025Monthly summary for 2025-02 - Nav Norge TestNorge repository. Key features delivered: - Sivilstand date handling and NAIS environment initialization: refactor to correctly handle sivilstand dates; after a cycle of reverts, implemented final fix to doedsdato-based opphoerstidspunkt and sivilstandsdato calculations; introduced TRACE-level logging to aid debugging. - Removal of legacy SyntSykemelding functionality: eliminated legacy consumer, mappings, and related client logic to simplify Sykemelding integration. - Kodeverk robustness and filtering: added fallback for empty kodeverk results and implemented kodeverknavn filtering; later refinements adjusted behavior to align with downstream expectations. - BRREGSTUB proxy deployment for testing: deployed flex-brreg-proxy and temporarily relaxed BRREGSTUB authentication to accelerate integration testing. - CI/CD and environment cleanup: removed unused environments and reverted/testing dependencies to restore prior state, stabilizing builds and deployments. Major bugs fixed: - Resident status correctness for unknown address: fixed logic to avoid incorrectly marking a person as birth-registered when bostedsadresse is unknown. Overall impact and accomplishments: - Improved data accuracy for civil status calculations and address-based person status, safer and more reliable environment initialization, reduced legacy surface area, enhanced observability, and more stable CI/CD and deployment workflows enabling faster, lower-risk changes. Technologies/skills demonstrated: - Refactoring and troubleshooting of complex integration flows, NAIS environment initialization, data model reasoning for sivilstand and doedsdato handling, enhanced logging and debugging, and CI/CD discipline with environment cleanup and feature removals.
19 Commits • 5 Features
Feb 1, 2025Monthly summary for 2025-02 - Nav Norge TestNorge repository. Key features delivered: - Sivilstand date handling and NAIS environment initialization: refactor to correctly handle sivilstand dates; after a cycle of reverts, implemented final fix to doedsdato-based opphoerstidspunkt and sivilstandsdato calculations; introduced TRACE-level logging to aid debugging. - Removal of legacy SyntSykemelding functionality: eliminated legacy consumer, mappings, and related client logic to simplify Sykemelding integration. - Kodeverk robustness and filtering: added fallback for empty kodeverk results and implemented kodeverknavn filtering; later refinements adjusted behavior to align with downstream expectations. - BRREGSTUB proxy deployment for testing: deployed flex-brreg-proxy and temporarily relaxed BRREGSTUB authentication to accelerate integration testing. - CI/CD and environment cleanup: removed unused environments and reverted/testing dependencies to restore prior state, stabilizing builds and deployments. Major bugs fixed: - Resident status correctness for unknown address: fixed logic to avoid incorrectly marking a person as birth-registered when bostedsadresse is unknown. Overall impact and accomplishments: - Improved data accuracy for civil status calculations and address-based person status, safer and more reliable environment initialization, reduced legacy surface area, enhanced observability, and more stable CI/CD and deployment workflows enabling faster, lower-risk changes. Technologies/skills demonstrated: - Refactoring and troubleshooting of complex integration flows, NAIS environment initialization, data model reasoning for sivilstand and doedsdato handling, enhanced logging and debugging, and CI/CD discipline with environment cleanup and feature removals.
February 2025
January 2025
10 Commits • 3 Features
Jan 1, 2025January 2025: Focused on platform modernization, data model improvements, and observability. Delivered Altinn3 migration and deployment cleanup to align with current platform strategy; expanded pension data model with environment-aware provisioning and new categories; stabilized civil status end-date handling and normalized metadata timestamps after prior fixes; introduced improved logging for better debugging and operational visibility. These efforts reduce deployment risk, improve data fidelity across environments, and sharpen monitoring and troubleshooting capabilities. Technologies/skills demonstrated include Altinn3 migration, Docker Compose deployment, environment-aware provisioning, data modeling, logging instrumentation, and version-control hygiene.
January 2025
10 Commits • 3 Features
Jan 1, 2025January 2025: Focused on platform modernization, data model improvements, and observability. Delivered Altinn3 migration and deployment cleanup to align with current platform strategy; expanded pension data model with environment-aware provisioning and new categories; stabilized civil status end-date handling and normalized metadata timestamps after prior fixes; introduced improved logging for better debugging and operational visibility. These efforts reduce deployment risk, improve data fidelity across environments, and sharpen monitoring and troubleshooting capabilities. Technologies/skills demonstrated include Altinn3 migration, Docker Compose deployment, environment-aware provisioning, data modeling, logging instrumentation, and version-control hygiene.
December 2024
4 Commits • 3 Features
Dec 1, 2024December 2024 – Navikt/testnorge: Stabilized integration points, expanded data capture for patient interactions, and refined institutional stay data modeling. Key work included a controlled Altinn3 access integration (added then rolled back with cleanup), enhancement of patient interaction tracking via KontaktMedPasientDTO, and a refactor introducing ExpectedEndDate to improve end-date handling for institutional stays. These efforts improved data integrity, maintainability, and system stability, while delivering measurable business value around access control, patient communication visibility, and data encapsulation.
4 Commits • 3 Features
Dec 1, 2024December 2024 – Navikt/testnorge: Stabilized integration points, expanded data capture for patient interactions, and refined institutional stay data modeling. Key work included a controlled Altinn3 access integration (added then rolled back with cleanup), enhancement of patient interaction tracking via KontaktMedPasientDTO, and a refactor introducing ExpectedEndDate to improve end-date handling for institutional stays. These efforts improved data integrity, maintainability, and system stability, while delivering measurable business value around access control, patient communication visibility, and data encapsulation.
December 2024
November 2024
11 Commits • 3 Features
Nov 1, 2024November 2024 monthly summary for navikt/testnorge. This period focused on delivering domain model enhancements to support organization processing and qualification groups, hardening data handling and test infrastructure, and fixing critical date propagation issues. The combined work advances business value by enabling more robust workflows, accurate time-bound data, and increased test reliability with maintainable code.
November 2024
11 Commits • 3 Features
Nov 1, 2024November 2024 monthly summary for navikt/testnorge. This period focused on delivering domain model enhancements to support organization processing and qualification groups, hardening data handling and test infrastructure, and fixing critical date propagation issues. The combined work advances business value by enabling more robust workflows, accurate time-bound data, and increased test reliability with maintainable code.
Activity
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Quality Metrics
Correctness84.2%
Maintainability86.0%
Architecture80.2%
Performance75.8%
AI Usage21.2%
Skills & Technologies
Programming Languages
BashDockerfileGradleJavaJavaScriptSQLTypeScriptYAML
Technical Skills
API DesignAPI DevelopmentAPI GatewayAPI IntegrationAPI RefactoringAPI VersioningBackend DevelopmentBatch ProcessingBug FixingBuild ConfigurationCI/CDCachingCode RefactoringCode ReversionConfiguration
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline