Senior .NET Engineer • Technical Architect • Cloud-Native Builder

Building reliable software for healthcare, enterprise, and growth-focused teams.

I am Kelvin Kihiu, a Nairobi-based software engineer with 8+ years of experience designing and delivering modern C#/.NET solutions, enterprise platforms, reporting systems, integrations, and scalable cloud-hosted applications.

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Nairobi, Kenya C# / .NET Healthcare & ERP Systems Cloud & Integrations

About

I focus on building dependable software that solves real operational problems, from hospital workflows and ERP processes to MidexPro product integrations, reporting, payment flows, and cloud infrastructure.

My work spans solution architecture, backend engineering, cloud deployment, reporting, and product delivery. I have led and contributed to the development of integrated hospital management systems, ERP platforms, customer support systems, pricing applications, enterprise reporting tools, and MidexPro product integrations. I enjoy turning complex business and operational requirements into software that is cleanly designed, maintainable, and ready for scale.

Experience

Selected professional experience across product development, consulting, and enterprise delivery.

Senior .NET Engineer

Proxify • Remote • Present

Collaborating on client-facing engineering engagements centered on healthcare software, product integrations, reporting, and modern .NET delivery.

  • Contributed to the ongoing development of MidexPro, a medical practice management platform with a broad feature and integrations footprint. Implemented and enhanced integrations and workflows across MXPAY, Healthcode, MXPORTAL, CloudRx, Xero, MXTASK, HCA practitioner diary integration, and lab integrations with Nationwide Pathology, The Doctors Laboratory, and One Welbeck.
  • Developed reports for Christopher Ward using Crystal Reports to support business reporting, structured outputs, and operational visibility.

Software Engineering Consultant

Hanmak Technologies Limited • Nairobi, Kenya
2017 – Present

Consulting and engineering work across healthcare, ERP, support, reporting, and infrastructure-focused software systems.

  • Led development of MedicentreV3, a cloud-hosted hospital management platform supporting healthcare operations, integrations, and modernized workflows.
  • Contributed to ERP, support portal, and pricing application initiatives, covering architecture, backend development, and deployment workflows.
  • Implemented integrations for payments, lab equipment, and tax-compliance workflows while helping optimize CI/CD and cloud-hosted environments.
  • Designed and delivered reporting and analytics capabilities that improved decision-making and operational visibility for stakeholders.

Skills

Core technologies and capability areas that shape my engineering work.

Backend Engineering

Designing maintainable, production-ready systems using modern Microsoft technologies and clean backend patterns.

C# .NET ASP.NET Core REST APIs Microservices

Architecture & Delivery

Structuring systems for scale, maintainability, and strong product execution.

Solution Architecture Clean Architecture CI/CD Azure DevOps Product Delivery

Cloud & Infrastructure

Deploying and maintaining reliable systems across cloud and Linux-based environments.

GCP Linux Docker PostgreSQL MySQL

Reporting & Data

Building reporting solutions and data-driven outputs for operational and business visibility.

Crystal Reports Analytics Data Visualization SQL Reporting FastReport

Integrations

Connecting systems, devices, and services to streamline operations and remove silos.

MXPAY Healthcode Xero CloudRx Lab Integrations

Additional Technologies

A broader engineering toolkit used across product and client work.

Python C C++ JavaScript Bootstrap

Education

Academic background that supports my software engineering foundation.

2013 – 2017

Bachelor of Science in Computer Science

Karatina University — Second Class Honors, Upper Division.

2008 – 2012

Kenya Certificate of Secondary Education

Olkejuado High School — KCSE mean grade A-.

Selected Work

A snapshot of the kinds of systems and solutions I have worked on.

MedicentreV3

Cloud-hosted hospital management software supporting clinical workflows, billing, reporting, integrations, and enterprise healthcare operations.

MidexPro

Current collaborative product work on a medical practice management platform, including MXPAY, Healthcode, MXPORTAL, CloudRx, Xero, MXTASK, HCA practitioner diary integration, and lab integrations with Nationwide Pathology, The Doctors Laboratory, and One Welbeck.

Christopher Ward Reporting

Business reporting implementation using Crystal Reports to support structured reporting outputs and operational insights.

ERP, Support & Integration Systems

Development work covering ERP modules, customer support workflows, pricing tools, accounting integrations, and business process optimization across connected systems.

Contact

Open to opportunities, consulting work, and interesting engineering conversations.