labd/commercetools-node-mock
Dec 2024 – Jun 2025
5 Months active
Languages Used
JavaScriptTypeScriptDockerfileMarkdownYAMLyaml
Technical Skills
API DevelopmentExpress.jsMockingNode.jsAPI DesignAPI Mocking
Michael van Tellingen
PROFILE
Michael Van Tellingen
Over five months, Martijn van Telligen developed and maintained the labd/commercetools-node-mock repository, delivering features that enhanced API realism, reliability, and developer productivity. He implemented associate endpoints, strict configuration-driven validation, and robust quote workflows, modernizing the backend with Node.js, TypeScript, and Express.js. Martijn upgraded dependencies, migrated the codebase to ES modules, and streamlined CI/CD pipelines using GitHub Actions and Docker. His work included Copilot agent integration, improved documentation, and standardized error handling, all while refactoring for maintainability and testability. These efforts resulted in a more scalable, maintainable, and production-aligned mock API platform supporting complex e-commerce workflows.
Overall Statistics
Feature vs Bugs
94%Features
Repository Contributions
33Total
Bugs
1
Commits
33
Features
15
Lines of code
12,694
Activity Months5
Your Network
11 peopleSame Organization
@labdigital.nl4
Work History
June 2025
4 Commits • 3 Features
Jun 1, 2025June 2025 monthly summary for labd/commercetools-node-mock focusing on Copilot integration prep, documentation enhancements, and CI/CD efficiency improvements.
4 Commits • 3 Features
Jun 1, 2025June 2025 monthly summary for labd/commercetools-node-mock focusing on Copilot integration prep, documentation enhancements, and CI/CD efficiency improvements.
June 2025
April 2025
18 Commits • 6 Features
Apr 1, 2025April 2025 performance summary for labd/commercetools-node-mock focusing on business value, reliability, and developer productivity. The month centered on delivering customer-ready quote workflow capabilities, stabilizing API responses, and modernizing the tech stack for easier releases and future scalability.
April 2025
18 Commits • 6 Features
Apr 1, 2025April 2025 performance summary for labd/commercetools-node-mock focusing on business value, reliability, and developer productivity. The month centered on delivering customer-ready quote workflow capabilities, stabilizing API responses, and modernizing the tech stack for easier releases and future scalability.
February 2025
2 Commits • 2 Features
Feb 1, 2025February 2025 monthly summary for labd/commercetools-node-mock: Delivered two major features that enhance realism of the mock and support more accurate testing of cart-centric flows. Implemented asset handling for product images/assets and added customerId support for cart creation, including validation and test utilities refactor. This enables richer test scenarios, better alignment with production workflows, and improved reliability of client integrations.
2 Commits • 2 Features
Feb 1, 2025February 2025 monthly summary for labd/commercetools-node-mock: Delivered two major features that enhance realism of the mock and support more accurate testing of cart-centric flows. Implemented asset handling for product images/assets and added customerId support for cart creation, including validation and test utilities refactor. This enables richer test scenarios, better alignment with production workflows, and improved reliability of client integrations.
February 2025
January 2025
8 Commits • 3 Features
Jan 1, 2025Month: 2025-01 – Labd/commercetools-node-mock Concise monthly summary focusing on business value and technical achievements. 1) Key features delivered - Configuration-driven strict mode and validation: Introduced a central config object for storage and strict mode; adopted strict validation for product types; API and mocks updated to consume and respect the config. This tightened data integrity and reduced invalid mocks. Commits involved: 55b0bfc56198247c9d96bcb2ed4ea14c40294d0a, 1b73792362cc970c14816b069fdb34d05bcf0e28, 7e8400726f0a937081af725282221b723dc16166. 2) Major bugs fixed - Enforced error when a non-existent product type is encountered (prevents misconfigurations from propagating into mocks/API). Commit: 7e8400726f0a937081af725282221b723dc16166. - Removed unused argument from getHandlers(), reducing surface area and potential bugs. Commit: 9eccae3644c6bde0c312c1625accd597a19f0efb. 3) Overall impact and accomplishments - Increased reliability and correctness of mocks and API usage, enabling faster, safer development cycles and reducing runtime surprises in production integrations. - Streamlined test setup and execution through modernized infrastructure, yielding faster feedback and higher confidence in releases. - Reduced technical debt by deprecating custom warnings in favor of Node.js built-in mechanisms and consolidating test utilities. 4) Technologies/skills demonstrated - Node.js deprecation best practices: migrated to process.emitWarning. - Configuration-driven architecture and strict validation patterns. - Testing infrastructure modernization: MSW-based request mocking, central mock server, Vitest 3.x migration, and test handler cleanup. - API/mocks synchronization with centralized config for consistency and maintainability. Business value: The month delivered a more robust, maintainable, and faster-to-validate development flow with higher confidence in mocks, APIs, and tests, enabling safer integration work with downstream services.
January 2025
8 Commits • 3 Features
Jan 1, 2025Month: 2025-01 – Labd/commercetools-node-mock Concise monthly summary focusing on business value and technical achievements. 1) Key features delivered - Configuration-driven strict mode and validation: Introduced a central config object for storage and strict mode; adopted strict validation for product types; API and mocks updated to consume and respect the config. This tightened data integrity and reduced invalid mocks. Commits involved: 55b0bfc56198247c9d96bcb2ed4ea14c40294d0a, 1b73792362cc970c14816b069fdb34d05bcf0e28, 7e8400726f0a937081af725282221b723dc16166. 2) Major bugs fixed - Enforced error when a non-existent product type is encountered (prevents misconfigurations from propagating into mocks/API). Commit: 7e8400726f0a937081af725282221b723dc16166. - Removed unused argument from getHandlers(), reducing surface area and potential bugs. Commit: 9eccae3644c6bde0c312c1625accd597a19f0efb. 3) Overall impact and accomplishments - Increased reliability and correctness of mocks and API usage, enabling faster, safer development cycles and reducing runtime surprises in production integrations. - Streamlined test setup and execution through modernized infrastructure, yielding faster feedback and higher confidence in releases. - Reduced technical debt by deprecating custom warnings in favor of Node.js built-in mechanisms and consolidating test utilities. 4) Technologies/skills demonstrated - Node.js deprecation best practices: migrated to process.emitWarning. - Configuration-driven architecture and strict validation patterns. - Testing infrastructure modernization: MSW-based request mocking, central mock server, Vitest 3.x migration, and test handler cleanup. - API/mocks synchronization with centralized config for consistency and maintainability. Business value: The month delivered a more robust, maintainable, and faster-to-validate development flow with higher confidence in mocks, APIs, and tests, enabling safer integration work with downstream services.
December 2024
1 Commits • 1 Features
Dec 1, 20242024-12 Monthly summary for labd/commercetools-node-mock. Key features delivered: As-Associate Endpoints for Carts and Orders implemented as a proxy to existing logic, with new repositories and services integrated into the main service index to support associate workflows. Major bugs fixed: None reported this month. Overall impact and accomplishments: Enables associate workflows to access and manage cart/order data end-to-end, reduces duplication by leveraging existing code, and improves modularity through dedicated repositories/services and service index integration. Technologies/skills demonstrated: API design and proxy patterns, backend service architecture, repository/service integration, and service index coordination.
1 Commits • 1 Features
Dec 1, 20242024-12 Monthly summary for labd/commercetools-node-mock. Key features delivered: As-Associate Endpoints for Carts and Orders implemented as a proxy to existing logic, with new repositories and services integrated into the main service index to support associate workflows. Major bugs fixed: None reported this month. Overall impact and accomplishments: Enables associate workflows to access and manage cart/order data end-to-end, reduces duplication by leveraging existing code, and improves modularity through dedicated repositories/services and service index integration. Technologies/skills demonstrated: API design and proxy patterns, backend service architecture, repository/service integration, and service index coordination.
December 2024
Activity
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Quality Metrics
Correctness93.0%
Maintainability92.4%
Architecture91.2%
Performance88.0%
AI Usage22.4%
Skills & Technologies
Programming Languages
DockerfileJavaScriptMarkdownTypeScriptYAMLyaml
Technical Skills
AI IntegrationAPI DesignAPI DevelopmentAPI IntegrationAPI MockingBackend DevelopmentBiomeJSBuild ToolsCI/CDCode FormattingCode MaintenanceConfiguration ManagementDependency ManagementDevOpsDocker
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline