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Mark MacKay

PROFILE

Mark Mackay

Over 17 months, this developer led documentation engineering and workflow improvements for the invopop/docs.invopop.com repository, delivering over 100 features and numerous bug fixes. They architected modular, regionally localized guides for e-invoicing compliance, onboarding, and workflow automation, integrating technologies such as React, JSON schema, and Python scripting. Their work included API documentation, UI/UX refinements, and regulatory content for markets like Spain, France, and Brazil. By standardizing templates, enhancing navigation, and implementing robust content management, they reduced onboarding time and support load. Their technical writing and code refactoring ensured maintainable, accurate documentation supporting international invoicing and regulatory requirements.

Overall Statistics

Feature vs Bugs

80%Features

Repository Contributions

294Total
Bugs
27
Commits
294
Features
105
Lines of code
178,587
Activity Months17

Work History

May 2026

25 Commits • 13 Features

May 1, 2026

May 2026 monthly summary focusing on regional coverage, compliance expansion, and content architecture improvements across docs.invopop.com and gobl repositories. Delivered substantial enhancements to France documentation and guides, expanded MX regional compliance coverage, restructured FAQs/snippets for scalable rendering, modernized UI architecture, and expanded country coverage with Saudi Arabia. These efforts improve onboarding, reduce future maintenance, and accelerate delivery of localized, compliant content for key markets.

April 2026

15 Commits • 8 Features

Apr 1, 2026

Concise monthly summary for 2026-04 focused on delivering compliant invoicing capabilities, updated cross-border e-invoicing standards, and improved documentation to support scale and onboarding.

March 2026

17 Commits • 3 Features

Mar 1, 2026

March 2026 focused on expanding invoicing capabilities (B2C and B2B) and strengthening regional invoicing compliance documentation for invopop/docs.invopop.com. Key outcomes include a new B2C KSeF invoice example and dedicated B2C invoice structure with updated issue dates aligned to current invoicing standards, plus expanding accordion docs to cover B2C components. Implemented B2B invoicing with partial payments (prepayment and settlement), enabling forward-looking cashflow recognition and simplified partner workflows. Delivered comprehensive invoicing documentation and regional compliance updates with overviews and country-specific guidance (France, Portugal, Argentina, Spain, Italy, and others), stamp duty details, and regulatory notes to reduce onboarding time and compliance risk. The work demonstrates strong cross-region regulatory understanding, API/documentation quality, and release readiness, reinforcing business value through accuracy, maintainability, and partner enablement.

February 2026

27 Commits • 7 Features

Feb 1, 2026

February 2026 (2026-02) monthly summary for invopop/docs.invopop.com. Focused on improving documentation quality, regional content, and preparing the codebase for broader platform changes. Key outcomes include sandbox/docs enhancements, PA naming standard updates with regional tweaks, regional content expansion (Norway/Denmark and timelines) with placeholders for other regions, and improvements to billing workflow and help content. Major fixes included observations correctness corrections and general cleanup.

January 2026

21 Commits • 8 Features

Jan 1, 2026

January 2026 monthly summary for invopop/docs.invopop.com focusing on delivering business value through documentation enhancements, modularization, localization, and invoicing integration. The month saw a cohesive set of improvements across guides, code structure, admin/backend features, assets, and critical bug fixes. The work improved onboarding, reduced ambiguity and maintenance burden, and strengthened Peppol/invoicing workflows, while also enhancing localization and asset quality.

December 2025

26 Commits • 17 Features

Dec 1, 2025

December 2025 — invopop/docs.invopop.com: Executed a major docs site refresh with broad content updates and regional localization, complemented by reliability fixes and targeted feature work to accelerate onboarding and reduce support friction. Delivered: extensive content updates (general content, Italy, Spain), new sections (Twemoji flags, GitHub resources); reliability fixes (facturae, broken/relative links, mail formatting, Mintlify UI stability); and workflow enhancements (Sequential Code step, Google Drive integration, updated SII/Peppol templates, warning notices, placeholder Postman article). Result: clearer, localized, and more reliable documentation enabling faster time-to-value for customers and developers.

November 2025

53 Commits • 21 Features

Nov 1, 2025

November 2025: Focused on robust documentation, deployment readiness, and enabling AI-assisted workflows across invopop/docs.invopop.com and gobl. The month delivered targeted self-service enhancements, regulatory/documentation improvements, and reliability hardening for batch releases.

October 2025

12 Commits • 6 Features

Oct 1, 2025

In October 2025, I advanced documentation and onboarding capabilities across two repos, delivering measurable improvements to interoperability, user guidance, and localization. Key features delivered spanned Peppol B2B invoice samples, webhook workflows, and supplier onboarding for Verifactu/VERI*FACTU, plus focused updates for AT Portugal app setup and housekeeping to simplify configurations. Additionally, I implemented German VAT terminology localization to align with Germany-specific tax terminology in the Gobl taxonomy. These efforts collectively improve accuracy, reduce onboarding time, and lower support overhead while showcasing strong documentation engineering and localization skills.

September 2025

18 Commits • 1 Features

Sep 1, 2025

September 2025: Key delivery: a comprehensive documentation overhaul across workflows, invoicing (VERI*FACTU, Peppol), onboarding, sandbox behavior, and API references, with new sections/images, formatting fixes, and redirected navigation to improve UX and reduce support load. Bug fix: gobl localization corrected MwST to USt for accurate regional terms. Impact: faster onboarding, lower support volume, and stronger documentation discipline; skills demonstrated include documentation tooling, content strategy, and localization accuracy.

August 2025

7 Commits • 4 Features

Aug 1, 2025

August 2025: Focused on elevating documentation quality and developer experience for invopop/docs.invopop.com. Delivered comprehensive guidance across supplier onboarding (es-verifactu), VERI*FACTU invoicing, email templating, and Mintlify CLI, with clarifications that reduce support tickets and accelerate supplier enablement. No major defects fixed; improvements are primarily documentation, setup, and workflow clarity that translate to faster adoption and fewer ambiguities.

July 2025

23 Commits • 8 Features

Jul 1, 2025

Monthly summary for 2025-07 focusing on the invopop/docs.invopop.com repository. Highlights include delivered documentation and UI/workflow improvements, notable bug fixes, and strategic deprecation/education efforts that improve onboarding, reduce support effort, and strengthen the platform's reliability and developer experience.

June 2025

7 Commits • 2 Features

Jun 1, 2025

June 2025 monthly work summary focusing on key accomplishments in docs.invopop.com: delivered user-facing invoicing documentation enhancements and maintenance, and executed targeted cleanup to improve content reliability and glossary consistency. The work enhanced instructional clarity for invoicing workflows, internationalization considerations (Italy), and onboarding for new contributors, while ensuring long-term maintainability.

May 2025

20 Commits • 3 Features

May 1, 2025

In May 2025, delivered a focused set of documentation improvements for invopop/docs.invopop.com, including standardization of invoicing workflows, Colombia DIAN enhancements, and an end-to-end PDF invoice example, complemented by targeted typo fixes to improve clarity and maintainability. These changes improve onboarding, reduce misinterpretation, and support consistent customer-facing content. The work progresses toward production deployment in line with established release practices.

April 2025

5 Commits • 1 Features

Apr 1, 2025

Month: 2025-04 — Key accomplishments in invopop/docs.invopop.com. Key features delivered: Comprehensive Documentation Improvements for LLM Integration and Invoicing Workflows, including country-specific guides (Italy SDI, Peppol) and updated templates; corrected navigation and broken links to accelerate onboarding. Major bugs fixed: resolved broken links across the docs and navigation issues impacting onboarding; browser-related stability improvements (browser freeze fix). Overall impact: improved onboarding efficiency, higher accuracy of invoicing workflows, and reduced support load. Technologies/skills demonstrated: documentation engineering, technical writing, content localization, LLM integration knowledge, version control hygiene, and cross-functional collaboration.

March 2025

14 Commits • 2 Features

Mar 1, 2025

March 2025: Major documentation-focused sprint delivering substantial expansion of Invopop docs, standardization of metadata, and establishment of reusable templates to improve discoverability, consistency, and onboarding. This work enhances maintainability, cross-country template accuracy, and supports automation-ready workflows.

February 2025

3 Commits • 1 Features

Feb 1, 2025

February 2025: Delivered comprehensive Email documentation updates and two new workflow actions in invopop/docs.invopop.com, emphasizing onboarding, security, and clarity. Added sequential code and workflow-actions organization; documented Email app setup, sender configuration, actions for sending emails with/without attachments, and prerequisites for custom domains and FAQs. Also provided SMTP authentication security guidance and corrected an earlier statement about Markdown support in email bodies. These changes reduce onboarding time, improve security posture, and set the foundation for smoother deployments.

December 2024

1 Commits

Dec 1, 2024

December 2024 monthly summary for invopop/docs.invopop.com: Focused on documentation quality and traceable fixes. Key deliverable: correction of a typo in the 'save a new workflow' guide. Impact: improved clarity for users saving workflows; reduced potential confusion; maintained high documentation standards. Commit linked: 62bd3b9a41641f9a2a0b18fad096d460b389da7a.

Activity

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Quality Metrics

Correctness97.0%
Maintainability95.4%
Architecture95.6%
Performance94.2%
AI Usage24.6%

Skills & Technologies

Programming Languages

CSSGoJSONJavaScriptMDXMarkdownNginxPythonRubyShell

Technical Skills

AI IntegrationAPI DevelopmentAPI DocumentationAPI IntegrationAPI designAPI developmentAPI documentationAPI integrationAPI referenceArgentina tax complianceB2C invoicingB2C servicesBackend DevelopmentBrazilian tax regulationsCSS

Repositories Contributed To

2 repos

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

invopop/docs.invopop.com

Dec 2024 May 2026
17 Months active

Languages Used

MarkdownJSONJavaScriptMDXNginxCSSPythonYAML

Technical Skills

DocumentationCode RefactoringConfiguration ManagementContent ManagementContent OrganizationFront End Development

invopop/gobl

Sep 2025 May 2026
4 Months active

Languages Used

GoMarkdownJSON

Technical Skills

InternationalizationLocalizationUI designUI/UX designdocumentationfront end development