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Morten Vestergaard Hansen

PROFILE

Morten Vestergaard Hansen

Mimo contributed to the Energinet-DataHub/greenforce-frontend repository by engineering robust data management and UI features for a complex energy data platform. Over 17 months, Mimo delivered end-to-end solutions including charge management workflows, modularized data tables, and secure access controls, leveraging Angular, TypeScript, and GraphQL. Their work included deep refactoring for maintainability, performance optimizations such as virtual scrolling and server-side paging, and the integration of signals-based architecture. By aligning frontend components with evolving APIs and business requirements, Mimo improved data reliability, user experience, and developer productivity, demonstrating a strong command of both backend and frontend engineering in a production environment.

Overall Statistics

Feature vs Bugs

73%Features

Repository Contributions

381Total
Bugs
69
Commits
381
Features
187
Lines of code
129,310
Activity Months17

Work History

February 2026

6 Commits • 3 Features

Feb 1, 2026

February 2026 summary for Energinet-DataHub/greenforce-frontend: Delivered key frontend enhancements focused on usability, data presentation, and security. Implemented UI table and overview enhancements across outgoing messages, customer overview, and watt data tables with dynamic row counts and refactoring for readability; fixed critical validation and capacity display issues; improved form usability by making phone/mobile fields optional; corrected translation keys for power limits; and strengthened security with a MitID reset permissions upgrade.

January 2026

24 Commits • 13 Features

Jan 1, 2026

January 2026 focused on stabilizing the frontend, modernizing the client stack, and enabling data-driven features for Energinet-DataHub/greenforce-frontend. Key improvements include UI reliability (modal/navigation fixes), data processing enhancements (GLN number utilization), and API/stack modernization (Signals API adoption, client library updates, and EDI B2C client upgrade). Additionally, maintenance and UX improvements were delivered through a branch cleanup tool, improved filtering, translations, and new features like amperer and MITID reset option. These changes reduce user friction, improve data accuracy, and support scalable future releases.

December 2025

18 Commits • 5 Features

Dec 1, 2025

December 2025 performance summary for Energinet-DataHub/greenforce-frontend: Delivered end-to-end charge management enhancements including a complete charge links lifecycle, improved data retrieval with pagination and filtering, RBAC-based access control, and UI/routing refinements. Upgraded client library and refined data models to boost reliability and developer productivity. These changes deliver tangible business value through faster, secure charge management and a smoother user experience.

November 2025

23 Commits • 8 Features

Nov 1, 2025

November 2025 (Energinet-DataHub/greenforce-frontend) - Focused on stabilizing the frontend, enriching data capabilities, and enabling scalable pricing workflows. Delivered major UI reliability improvements, extended data modeling for charge links, enhanced CSV export and reporting, and updated the client library to support new APIs. Built robust test scaffolding with mocks and aligned guidelines to improve maintainability. These changes improve user experience, enable more accurate billing and reporting, and position the frontend for upcoming pricing and metering features.

October 2025

19 Commits • 8 Features

Oct 1, 2025

October 2025 monthly summary for Energinet-DataHub/greenforce-frontend highlighting key features delivered, major bugs fixed, overall impact, and technologies demonstrated. Focused on business value: improved charging workflow, data quality, UI usability, and faster CI/CD.

September 2025

42 Commits • 26 Features

Sep 1, 2025

September 2025 Monthly Summary – Energinet-DataHub/greenforce-frontend: Key features delivered and improvements across the data platform frontend, driving performance, reliability, and business value: - Server-side paging Refactor and Virtual scrolling performance: Reworked data retrieval and paging architecture and added virtual scrolling to large lists/grids, significantly reducing perceived latency and improving user experience for data-heavy workflows. - CSV generation enhancements and streaming: Consolidated and streamlined CSV generation, plus added streaming; multiple commits to enable faster, memory-efficient exports of large datasets. - Data table and UI/grid refinements: Refactored grid area and data table components for better structure, performance, and integration; integrated UI data table usage and added a new UI menu point, enabling richer data presentation and navigation. - UX enhancements and UX reliability fixes: Improved search field UX, fixed filtering on changed-only values and status filtering/sorting issues, and resolved drawer scrolling edge cases to stabilize user interactions. - Reliability, performance, and developer productivity: Enabled self-healing, removed unnecessary awaits, performed dependency cleanup, and introduced signals-based interactions for more maintainable and resilient code. - AI, testing, and QA improvements: Enhanced test suite with AI-driven improvements and addressed test feedback; added GraphQL query with mock data to improve test coverage and reliability. - Business features and governance: Implemented charges feature with domain/UI table integration and a feature flag; added permission system, graphQL mock data support, and improved file naming/finishers for data downloads; ensured datahub naming alignment and data export consistency. - Observability and stability: Call current period API when no historical values are shown to ensure fresh data loads; fixed several stability issues (e.g., grid-area revert and scrollbar issues) to reduce regressions. Overall impact: The month delivered measurable performance gains for large data views, substantial improvements to export capabilities, and strengthened reliability and governance features. The frontend is now more scalable, easier to maintain, and better aligned with business workflows, enabling faster time-to-insight for end users.

August 2025

27 Commits • 20 Features

Aug 1, 2025

August 2025 - Energinet-DataHub/greenforce-frontend: Focused on reducing technical debt, improving performance, and validating deployments via a safer, API-aligned workflow. Major outcomes include actor removal/refactor across components and GraphQL types, client library updates to the latest API, preproduction enablement with schema-as-input, and UX enhancements. Performance improvements, including a new dataloader, deferred audit loading, and delayed paging, reduced startup time and data fetch latency, while UI cues for manual Market Participant handling and related metering points indicators improved operator clarity. These changes collectively enable faster feature delivery, lower deployment risk, and stronger maintainability.

July 2025

10 Commits • 6 Features

Jul 1, 2025

July 2025 — Energinet-DataHub/greenforce-frontend: Consolidated stability, security, and modularity across the frontend codebase. Delivered critical features, resolved security-sensitive data handling gaps, and upgraded the build tooling to support faster, safer releases. The team demonstrated strong collaboration across UI, data modeling, and build tooling to deliver business value with reduced risk.

June 2025

28 Commits • 14 Features

Jun 1, 2025

June 2025 monthly summary for Energinet-DataHub/greenforce-frontend focusing on security hardening, client readiness, delegated access, data presentation, and large-scale refactors enabling faster iteration and improved reliability. Delivered new security model feature flag, updated frontend client, delegated access handling, and improvements to result ordering and visibility. Executed strategic codebase refactors to modularize imbalanceprice queries, BFF notification/REST endpoints, and dedicated feature modules (measurements), supporting maintainable growth and better testability. Resolved a broad set of UI and core bugs, improved date handling and range checks, and enabled production debug for faster troubleshooting.

May 2025

24 Commits • 15 Features

May 1, 2025

May 2025 – Energinet-DataHub/greenforce-frontend: Delivered targeted UX and data-access improvements, updated the client library to ensure API compatibility, and laid groundwork for scalable data queries. Focus was on business value: faster, more reliable data retrieval; streamlined user workflows; and a cleaner UI across dashboards and detail views. Key features delivered in May 2025: - Separate related metering points into their own query to improve data retrieval performance (#4252) (commit 3334d431ecfe49cfbd7664c2edfd491a7968536f). - Navigate between views to streamline user workflows (#4250) (commit 1ca1f2db1d6d79b1c1a8309e67e84ed940664067). - Client library updated to v6 to ensure API compatibility and access to latest features (#4251; #4282) (commits e01f9ee22dc9d774587d550e1af99b79ed765997 and ab55d438b07182b5cc801b12ce68edbf4d4be0b4). - Removed max date to enable selecting future dates (#4271) (commit 176042bfb06a1ea232685c31514a33e00463d816). - Made large data tables scrollable (#4277) (commit c8068c469502946bfa9215d3c1b151eeb8b29d1d). Major bugs fixed: - Reset no longer clears all filters (#4278) (commit f642f92695c526b9f0fcd17bf9d5ea3548e88527). - UI cleanup: removed dash (#4258) (commit 20c146a70ddb0e41972fecf8c247b47ebf791ebe) and removed dot (#4268) (commit e7f529ec8d03141751552d332d4cae5fe60ff558). - Fix query behavior for observationTime (#4299) (commit e26dd769209efc488f251274bdbe8c971f1f4720). - Improve visibility of deployment errors (#4270) (commit 8d8920d359af532bea4e7161a48a50bda3a9033a). Overall impact and accomplishments: - Improved data reliability and performance with targeted query restructuring and API-aligned client usage. - Enhanced user productivity through faster navigation, a more readable UI, and flexible date controls. - Reduced support overhead by stabilizing filters, UI consistency, and clearer deployment error messages. Technologies and skills demonstrated: - Frontend: React/TypeScript with UI enhancements (scrollable tables, tooltips, translations). - API and client integration: Updated client library to v6, ensured compatibility with latest API, and aligned data queries with new structures. - UX improvements: Navigation improvements, consistent layout for detail views, and a cleaner visual presentation. - Performance and quality: Separated queries for data points to improve load times and data relations handling.

April 2025

40 Commits • 13 Features

Apr 1, 2025

In April 2025, Energinet-DataHub/greenforce-frontend delivered a substantial frontend refresh focused on usability, data fidelity, and maintainability. Highlights include a feature-rich table with dynamic columns, filters, and footer sums; new UI controls (slide toggle, segmented button) and month/year/date input improvements; expanded data and client updates (client v2, updated model, measurement client/details, daily measurements queries); robust testing support with mock data; and essential maintenance upgrades (.NET 9, feature flag removal, latest client library) accompanied by targeted UI bug fixes and refactors.

March 2025

26 Commits • 21 Features

Mar 1, 2025

March 2025 was characterized by a focused push on testability, modular architecture, data access enhancements, and production readiness for Energinet-DataHub/greenforce-frontend. The team delivered robust test scaffolding with batch 1 tests and tests for the new measurement client, initiated extensive frontend refactors to modularize core domains (permissions, organization, actors) and updated the BFF user roles, and introduced new metering data capabilities and GraphQL support for related metering points. In addition, the frontend gained debug tooling, production-only visibility, and translations, alongside strategic framework upgrades to keep the stack modern and performant. These efforts collectively reduced risk, accelerated feature delivery, and improved data reliability in production.

February 2025

20 Commits • 3 Features

Feb 1, 2025

February 2025 (2025-02) - Energinet-DataHub/greenforce-frontend Key features delivered: - Metering Point Data Model and UI Enhancements: Expanded GraphQL schema and frontend to display metering point IDs, addresses, customer relations, and contact details; introduced new queries, enums, and filtering to improve data discovery and accuracy. - Process Details, Filtering, and Management: New process details view with advanced filtering, search by ID, and an edit stop modal for process management. - API and User Roles Infrastructure Improvements: GraphQL schema/client updates, backend/frontend refactors, and enhanced user data handling including preserving parent context and explicit userId in role resolution; project infrastructure tweaks to improve maintainability. Major bugs fixed: - Fixed meteringpointId display/search issues to ensure correct ID visibility during lookups. - Resolved userId resolution and context propagation issues, reducing mis-assignment in role lookups (#4024, #4028). - Removed ngrx/signals to simplify state management and improve stability; added dev mock data for smoother testing (#3978, #4001). Overall impact and accomplishments: - Business value: Improved data visibility and accuracy for metering points, enabling faster, more informed decision-making and better customer support. - Operational efficiency: Streamlined process administration with a details view, search, and in-place editing, reducing manual steps. - Security and governance: Strengthened access control through explicit userId handling and context preservation, with a simplified frontend architecture. - Maintainability: Frontend refactors, removal of legacy patterns, and consistent client/server updates reduce technical debt and accelerate onboarding. Technologies/skills demonstrated: - GraphQL schema evolution and client integration; UI/UX enhancements for data-rich views. - TypeScript/Angular frontend development, component-driven UI, and advanced filtering/search capabilities. - Backend/frontend refactors, role resolution improvements, and infrastructure tweaks; dev tooling with mock data to support development and testing.

January 2025

29 Commits • 9 Features

Jan 1, 2025

January 2025 (2025-01) monthly summary for Energinet-DataHub/greenforce-frontend. Focused on modernization, data capabilities, and reliability improvements. Delivered business value through tooling upgrades, data-centric features, API and architecture enhancements, and UI refinements enabling scalable analytics and more reliable operations.

December 2024

15 Commits • 6 Features

Dec 1, 2024

December 2024 monthly summary for Energinet-DataHub/greenforce-frontend focusing on delivering business-critical admin capabilities, reliability improvements, and governance features. The month included a set of high-impact feature deliveries, targeted bug fixes, and a comprehensive codebase cleanup that improved performance and maintainability across the frontend stack.

November 2024

27 Commits • 14 Features

Nov 1, 2024

November 2024: Delivered a comprehensive User Management refactor across parts 1–7, 8, and 10 to standardize architecture, improve readability, and simplify future maintenance. Implemented service-side paging and filtering for the overview feature to boost performance on large datasets, added a Data Handling Result component to standardize UX for success/error states, removed legacy feature flags and completed structural renaming/reorganization to prepare for broader refactors, and introduced a UI-level permission on a button to enforce role-based access. These efforts reduce maintenance costs, improve data handling performance, strengthen security, and enable faster, more reliable releases across the frontend."

October 2024

3 Commits • 3 Features

Oct 1, 2024

October 2024 (Energinet-DataHub/greenforce-frontend): Delivered three core frontend enhancements that drive business value: (1) robust notification handling with a new enum, query filtering, and UI ordering; (2) multi-domain support for organizations; (3) integrated organization details in the actor view with navigation to org edit. These changes improve data integrity, flexibility for multi-domain deployments, and user efficiency in actor/organization workflows.

Activity

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Quality Metrics

Correctness86.6%
Maintainability86.0%
Architecture83.4%
Performance80.6%
AI Usage23.2%

Skills & Technologies

Programming Languages

C#CSSGraphQLHTMLJSONJavaScriptMarkdownSCSSTypeScriptXML

Technical Skills

.NET DevelopmentAI Prompt EngineeringAPI Client DevelopmentAPI Client IntegrationAPI ConfigurationAPI DesignAPI DevelopmentAPI IntegrationAPI RefactoringAPI developmentAPI integrationAccess ControlAngularAuthorizationBackend Development

Repositories Contributed To

1 repo

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

Energinet-DataHub/greenforce-frontend

Oct 2024 Feb 2026
17 Months active

Languages Used

C#GraphQLHTMLSCSSTypeScriptCSSJavaScriptJSON

Technical Skills

API DevelopmentAPI IntegrationAngularBackend DevelopmentComponent DevelopmentFrontend Development

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