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Martin Vågseter Jakobsen

PROFILE

Martin Vågseter Jakobsen

Over seven months, this developer enhanced the Altinn/altinn-notifications and related repositories by building robust notification delivery systems and modernizing backend workflows. They implemented features such as instant multi-channel notifications, Kafka-based command publishing, and Azure Service Bus integration, using C#, .NET, and SQL to improve reliability and scalability. Their work included developing integration test frameworks with Docker-based emulators, optimizing database indexing, and enforcing data integrity through unique constraints. They also improved API usability with machine-readable error codes and comprehensive documentation. These efforts resulted in more reliable messaging, streamlined CI/CD pipelines, and clearer onboarding for both developers and support teams.

Overall Statistics

Feature vs Bugs

85%Features

Repository Contributions

43Total
Bugs
4
Commits
43
Features
23
Lines of code
31,044
Activity Months7

Work History

April 2026

9 Commits • 3 Features

Apr 1, 2026

April 2026 monthly summary for Altinn/altinn-notifications focusing on business value, reliability, and technical excellence. Key work centered on modernizing notification delivery pipelines, expanding cross-queue integration capabilities, and stabilizing the test infrastructure to enable faster iteration and safer deployments. Key outcomes include: 1) Email Notification System Modernization: replaced the legacy email publishing path with a Kafka-based command publisher, removed the old dual feature flag mechanism, and improved email send result handling by validating NotificationId presence and relaxing strict ID requirements. Updated tests accordingly to reflect the new publisher path. 2) SMS Delivery Reporting via Azure Service Bus: integrated SMS delivery reports with Azure Service Bus by adding delivery report handlers, configuring queues, refactoring to align with SMS workflows, and adding robustness-focused tests. Also refactored existing email handling logic to accommodate SMS reporting workflows. 3) Testing Infrastructure Reliability and Integration Test Config: improved integration test reliability with environment-variable-based configuration, per-test publisher controls via feature flags, and extended emulator queues to simulate end-to-end notification flows; addressed test discovery issues to stabilize CI. Overall impact: increased system scalability and reliability for notifications, reduced risk of failed deliveries, and faster feedback via automated tests. The work enables decoupled, event-driven processing for email and SMS paths, better observability, and easier maintenance across the notifications stack. Technologies/skills demonstrated: Kafka-based command publishing, Azure Service Bus integration, Wolverine-based wiring (DI registration, handler setup, and integration tests), feature-flag driven per-test configurations, and extensive test harness improvements for integration tests and emulator configurations.

March 2026

7 Commits • 4 Features

Mar 1, 2026

March 2026 monthly summary for Altinn/altinn-notifications focusing on delivering robust messaging capabilities, reliable testing, and streamlined CI/CD to drive business value and engineering efficiency. 1) Key features delivered - Wolverine + Azure Service Bus integration across API, Email, and SMS with modular configuration and conditional enablement. Implemented ASB emulator in dev/test, per-component Wolverine setup, and feature flags to toggle behavior; enabled queue-based messaging with consistent configuration management across components. - Email delivery reports handler with error handling and tests. Added a dedicated handler, unit/integration tests, and a custom exception for permanent failures; removed obsolete components and cleaned DLQ/error paths. - Integration testing framework for ASB across API, Email, and SMS. Introduced test containers, reusable fixtures, and configuration overrides; added dedicated test projects and workflow readiness checks for reliable end-to-end validation. - Shared solution structure and CI/CD improvements. Created a .slnx-based shared solution, migrated to a unified build/test workflow, added shared projects, refined commands, and documentation to improve maintainability and cross-repo collaboration. 2) Major bugs fixed - Stabilized test imports, version alignment, and emulator configurations across components; removed obsolete queues and adjusted tests to reflect current queues. - Resolved test stability issues in ASB integration tests and API test runs; improved error handling paths and DLQ handling to surface actionable failures. 3) Overall impact and accomplishments - Established a scalable, observable messaging platform across API, Email, and SMS with reliable queuing via Azure Service Bus; reduced manual configuration by introducing component-level flags and centralized settings. - Improved test coverage and reliability with containerized integration tests, ensuring readiness for PR validation and CI pipelines; accelerated feedback loops and release readiness. - Strengthened CI/CD and project structure, enabling easier onboarding and cross-team collaboration across the Altinn notifications suite. 4) Technologies/skills demonstrated - .NET/.NET Core, Wolverine, Azure Service Bus, ASB emulator, test containers, and integration tests. - Per-component configuration management and feature flags; migration to .slnx, shared projects, and modernized CI/CD workflows. - Docker/Docker Compose usage for emulator and test environments; robust error handling and observability through structured logging and DLQ handling.

January 2026

3 Commits • 1 Features

Jan 1, 2026

January 2026 (2026-01) monthly summary for Altinn/altinn-notifications: Strengthened data reliability and delivered backfill tooling to close data gaps in the status feed. Key features delivered include a unique constraint enforcing a single final-status entry per order_id, and a backfill tool enabling discovery and insertion of missing status entries with robust timeout handling and flexible date filtering. Major bugs fixed include preventing duplicates in the status feed, reducing data integrity risk. Overall impact: higher data quality, more reliable notifications, and faster remediation; the backfill capability improves operator resilience and reduces manual data gaps. Technologies/skills demonstrated: database constraints (unique constraints), data backfill tooling, discovery/insertion workflows, timeout configuration, and date-filter logic. Business value: improved trust in notification statuses, reduced reconciliation effort, and more accurate downstream analytics.

December 2025

4 Commits • 3 Features

Dec 1, 2025

December 2025 monthly summary: Focused on delivering core API improvements, data-layer performance enhancements, and developer-facing documentation for Altinn Notifications. The work drives tangible business value through improved API usability, faster data access, and clearer guidance for integrations, while strengthening reliability in processing workflows.

November 2025

8 Commits • 5 Features

Nov 1, 2025

Month: 2025-11 – Focused on reliability, data integrity, and enhanced support capabilities across notifications and profile services. This period delivered concrete improvements with measurable business value: more granular reporting and faster remediation for delivery failures; stronger API stability; improved order processing visibility; and reinforced CI/migration reliability. Key deliverables: - Altinn/altinn-notifications: • Delivery Failure Reporting Enhancements — added new metadata fields to DeadDeliveryReport and extended repository/consumer layers and SQL to capture failure reasons/messages, enabling better classification and faster remediation. Commits: 2fcf64a899a299a3e6fdea52f967b669c32ac628 (#1146). • API Reliability and Data Integrity Improvements — prevent status updates after expiry and standardize error responses in v2 controllers; updated tests for these changes. Commits: a14c77cf7b492942e59486cb573f378ede977bfd (#1120); b13c110e2b317794fef11766983dfe093e8908a2 (#1193). • Order Processing Reliability — Status Feed Insertion for Non-sending Orders to improve processing reliability and traceability. Commit: cf5a2d380b526877a13712e0191400af263f820d (#1156). • Internal Reliability Improvements for Migrations and CI — refactored SQL migrations to resolve conflicts, added advisory locks for concurrent operations, enhanced error handling, and updated CI workflow to restart the correct Postgres service. Commits: a888df1504bd487236bf5a0976b21656f3376e89 (#1147); 8ec147e16f0c9aeb4ff8afe6ea4721b8611fce0b (#1160). - Altinn/altinn-profile: • Support Dashboard: Retrieve user contact information for organizations — new endpoint to improve support tooling. Commit: 7ce893e41c06c2ef8f2ba8b4b2c774128a809216 (#639). • Bruno Dashboard: Environment variable mappings and testing/docs improvements — environment variable mappings, updated example files and tests. Commit: 908424035fd7bd85a17fcf44bf1a3d1887284d12 (#641). Overall impact: Increased system reliability, improved data quality for delivery reporting, better operational visibility for orders, and enhanced support capabilities for organizations. The month also advanced developer experience through more robust migrations/CI and clearer environment configuration. Technologies/skills demonstrated: SQL migrations and schema evolution, advisory locking and concurrency handling, API design and error handling in v2 controllers, test updates, environment variable management, and documentation improvements.

October 2025

8 Commits • 4 Features

Oct 1, 2025

October 2025 performance highlights for the notification platforms and related documentation repos. Delivered core reliability and performance enhancements across Altinn/altinn-notifications and Altinn/altinn-studio-docs, focusing on faster delivery, reduced duplicates, and clearer API surfaces. Key initiatives include instant multi-channel notifications with robust retry and testing support, data integrity improvements for email/SMS processing, and API/docs cleanup to facilitate smoother integration and future enhancements.

September 2025

4 Commits • 3 Features

Sep 1, 2025

Month: 2025-09 highlights across four repositories focusing on customer-facing features, security, and documentation. Delivered targeted enhancements, improved API visibility, and strengthened test hygiene, translating to clearer onboarding, reduced risk in production data exposure, and more robust multi-party notification handling.

Activity

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Quality Metrics

Correctness88.8%
Maintainability84.6%
Architecture85.8%
Performance83.8%
AI Usage33.0%

Skills & Technologies

Programming Languages

C#DockerfileJSONJavaScriptMarkdownSQLYAMLjq

Technical Skills

.NET Development.NET developmentAPI DesignAPI DevelopmentAPI DocumentationAPI TestingAPI designAPI developmentAPI integrationAzureAzure Service BusBackend DevelopmentBrunoC#C# development

Repositories Contributed To

4 repos

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

Altinn/altinn-notifications

Sep 2025 Apr 2026
7 Months active

Languages Used

JavaScriptC#JSONSQLjqYAMLDockerfile

Technical Skills

DevOpsLoad TestingAPI DesignAPI DevelopmentAPI TestingBackend Development

Altinn/altinn-profile

Sep 2025 Nov 2025
2 Months active

Languages Used

C#SQLJavaScript

Technical Skills

API DevelopmentBackend DevelopmentDatabase ManagementIntegration TestingUnit TestingAPI development

Altinn/altinn-studio-docs

Sep 2025 Dec 2025
3 Months active

Languages Used

YAMLMarkdown

Technical Skills

API DocumentationSwagger/OpenAPIAPI designdocumentationtechnical writing

digdir/baksia

Sep 2025 Sep 2025
1 Month active

Languages Used

Markdown

Technical Skills

Documentation