maclotsen.com Xerdi

Python

12 repositories, 3 of them public and linked below. Paid work at 5 employers: a government agency · a hospitality security company · a radar development company for the navy · +2.

axis 1 · repositories

  • ginvoice — Creating LaTeX invoices with a GTK GUI
  • PyMusic — WIP
  • wp-url-helper — Python helper script for publishing wordpress websites

Internal, named but not linked — there is no public repository to link to:

  • ai-lab [internal]
    The AI Laboratory: an internal research and automation workspace — corpus building, scheduling and publishing
  • xdp [internal]
    Xerdi's Documentation Project: the chaotic battleground for everything LaTeX — document automation, music book production, scientific writing, legal and compliance documents, literally every document.
  • xerdi.com [internal]
    The company website. Public as a running site, private as a repository

6 further repositories using Python are private and are counted here but not named. Client work and internal tooling are not disclosed by name.

axis 2 · paid work

a government agency
2024–2025 · Tech lead DevOps & backend developer
Led the DevOps team and served as sole backend developer on critical systems at a government agency. GDPR data anonymisation and CVE tracking.
a hospitality security company
2022–2023 · Contractor
Tested Xerdi's regulatory software; AdminLTE 2 to 3 migration, PubSub, and database structure.
a hospitality security company
2022 · Contractor
Real-time scheduling system for the company's own ERP, serving hospitality and security.
a radar development company for the navy
2020–2021 · Consultant / software engineer
Combat management system for defence. Multilevel testing and CVE tracking in safety-critical systems.
a hospitality security company
2018–2019 · Software engineer
Modular payroll and reporting system across sister companies, serving 30+ clients. CI with a Slack bot, git shell and Meteor; published to Android and iOS.
a telecom and internet provider
2017–2018 · Software engineer
Cross-platform softphone for hosted PBX (Windows, macOS, Linux, Raspbian) with encrypted provisioning.
BenZoid
2017 · Freelance software engineer
"Readefine" document conversion system for a Dutch bank; cluster portal, CouchDB to MongoDB migration, REST API moved from Java Spring to Python Eve.

← all 83 skills