Keen David Aguro

Field notes

Blog

Notes from building government and enterprise systems, and from running freelance work on the side.

September 4, 2026·3 min read

Starting a .NET Software Craftsmanship Repo

Why I started an open .NET software-craftsmanship repository, how the Clean Code phase is put together, and who it is for.

dotnetclean-codesoftware-craftsmanshiplearning
August 13, 2026·5 min read

Production Changes Everything: Lessons From Maintaining Real-World Systems

What debugging production applications, integrations, databases, and infrastructure taught me about becoming a better software developer.

software-engineeringproductiondebuggingdevops
August 13, 2026·4 min read

What Government Development and Freelancing Taught Me About Building Software

How working on large government systems while taking on freelance projects shaped the way I approach software, clients, and problem solving.

freelancinggovernmentsoftware-developmentcareer
August 13, 2026·5 min read

Building Digital Services for Government: What I Learned Working in Immigration

Lessons from more than five years of building, maintaining, and improving digital services inside the Philippine Bureau of Immigration.

software-developmentgovernmentdotnetcareer

Keen David Aguro

Software Developer

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