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@stephen-macharia

Stephen Macharia

@stephen-macharia·Kenya·Joined June 2025

Software Engineer | FHIR & Digital Health Implementer | Building scalable health systems for Kenya and East Africa.

About

FHIR, HL7V2, DICOM, MIRTH CONNECT, OPENEMR, PROGRAMMER

Available for

I am available for consulting and implementation projects focused on digital health systems in Kenya and East Africa, with a core emphasis on Medby Tech—developing medical systems that bridge clinical care, technology, and public health outcomes. I specialize in EMR customization (including OpenEMR), FHIR, HL7 v2, DICOM, and MirthConnect, offering deep expertise in building interoperable, standards-based health infrastructure tailored to regional needs. I’m open to collaborations with health programs, Medby Te.

Stephen Macharia's blogs

Kenya-FHIR & EMR Insights | Stephen Macharia's Digital Health Blogstephen-macharia.hashnode.dev71 posts

About

FHIR, HL7V2, DICOM, MIRTH CONNECT, OPENEMR, PROGRAMMER

Available for

I am available for consulting and implementation projects focused on digital health systems in Kenya and East Africa, with a core emphasis on Medby Tech—developing medical systems that bridge clinical care, technology, and public health outcomes. I specialize in EMR customization (including OpenEMR), FHIR, HL7 v2, DICOM, and MirthConnect, offering deep expertise in building interoperable, standards-based health infrastructure tailored to regional needs. I’m open to collaborations with health programs, Medby Te.

Stephen Macharia's blogs

Kenya-FHIR & EMR Insights | Stephen Macharia's Digital Health Blogstephen-macharia.hashnode.dev71 posts

Articles Comments1

Recently published

SMStephen Machariainstephen-macharia.hashnode.dev·3d ago · 7 min read

STRIDE Threat Modeling for Healthcare APIs: A Practical Guide for FHIR, OpenEMR, and API Gateway Security

Modern healthcare is powered by APIs. Whether you're integrating OpenEMR, building FHIR services, exchanging HL7 v2 messages, or sharing medical images through DICOM, APIs have become the backbone of

SMStephen Machariainstephen-macharia.hashnode.dev·Jun 22 · 3 min read

How a Unit Conversion Error Cost NASA a $327 Million Mars Mission

When we think about major engineering failures, we often imagine faulty hardware, broken software, or complex system crashes. But sometimes, the cause is much simpler. One of the most famous examples

SMStephen Machariainstephen-macharia.hashnode.dev·May 26 · 3 min read

Design Should Bypass Complexity, Not Users

In modern digital product design, one principle separates good experiences from frustrating ones. Great design does not just simplify interfaces. It hides complexity from the user entirely. When users

SMStephen Machariainstephen-macharia.hashnode.dev·Apr 24 · 3 min read

🧠 Name Your Variables Like Your First-Born Child (Well… Almost)

“You should name a variable with the same care as your first-born child.” Sounds dramatic, right? Maybe even a bit ridiculous. But here’s the thing—this idea has survived for decades in software engin

SMStephen Machariainstephen-macharia.hashnode.dev·Mar 30 · 4 min read

Understanding XSS: The Most Common Web Vulnerability in 2026

Cross-Site Scripting (XSS) has been a threat in web security for decades, and even in 2026, it remains one of the most commonly exploited vulnerabilities. From self-spreading worms like the infamous M