Portfolio | Smart Energy Innovation

Building Reliable Energy Systems Through Code

From QA automation that cuts test cycles by 40% to commissioning 5 MWh+ solar systems across Africa—every project combines technical excellence with measurable community impact, proving that quality engineering today powers the reliable energy infrastructure of tomorrow.

5 MWh Solar System Commissioned
8+ Smart Mini-Grids Deployed
150+ Students Mentored
40% Test Automation Efficiency

" Every system I build asks the same question: Will this work when communities need it most? From developing QA simulators that ensure energy systems never fail, to mentoring 150+ future engineers who will continue this work—these projects aren't just about technical innovation. They're about engineering reliability into Africa's energy future, one grid at a time. "

Circuit-Dynamic Economic Analysis
Research

Circuit-Dynamic Policy Shock Analysis

Research & Development 2025

Innovative research modeling economic systems using electrical engineering analogies. RLC circuit approach to simulate dynamic economic responses to policy shocks, representing economic entities as electrical circuit components for predictive analysis.

Economic Modeling Circuit Analysis Python Policy Analysis

Project Highlights

Approach Novel Method
Status In Development

Zephyr RTOS Course for Raspberry Pi 4B

Research & Development 2025-Present

Comprehensive Real-Time Operating System course using Raspberry Pi 4B hardware. Educational content development for embedded systems engineering, focusing on practical RTOS implementation and IoT device development.

Zephyr RTOS Raspberry Pi 4B Embedded Systems Education

Project Highlights

Type Course
Platform Raspberry Pi 4B

Data Science for Energy System Modelling

Research & Development 2024-2025

Comprehensive course adaptation based on Dr. Fabian Neumann's TU Berlin curriculum. Practical introductions to Python packages for energy data analysis and building sophisticated energy system models for African applications.

Python Data Science Energy Modeling PyPSA

Project Highlights

Institution TU Berlin Based
Focus Energy Data

Hybrid Renewable Energy Network Analysis

Research & Development 2024-Present

Advanced power system modeling using PyPSA to optimize hybrid renewable energy networks. Comprehensive analysis of wind, solar, and battery storage integration for cost-effective and reliable energy systems across Africa.

PyPSA Python Power Systems Optimization

Project Highlights

Analysis Multi-Scenario
Focus Cost Optimization

Server Room Monitoring & Access Control

IoT & Embedded 2024

Raspberry Pi-based comprehensive monitoring and access control system for server rooms, featuring environmental sensing, security cameras, access logging, and real-time alerts for critical infrastructure protection.

Raspberry Pi Security Monitoring Access Control

Project Highlights

Type Security System
Platform Raspberry Pi

Solar Pump Data Logger Network

IoT & Embedded 2021

Engineering for Change Fellowship project: 20 IoT data loggers providing real-time monitoring for 35 BLDC solar water pumps across Sub-Saharan Africa, empowering farmers with data-driven irrigation insights.

IoT Logging Remote Monitoring Solar Pumps Agriculture

Project Impact

Farmers 35+ Served
Loggers 20 Deployed
SynapNex IoT Controller
Prototype

SynapNex™ IoT Controller

IoT & Embedded 2023-2024

Advanced multi-protocol IoT controller designed to democratize smart energy access across Africa. Enables seamless communication between diverse energy devices using Modbus, MQTT, KNX protocols with real-time operating systems.

RTOS Modbus MQTT Multi-Protocol

Project Highlights

Type Open Source
Protocols Multi-Standard

Smart Water Management System

IoT & Embedded 2021

JKUAT Final Year Project: IoT system aggregating three water meters for real-time consumption monitoring with automated leak detection, solenoid valve control, and Android interface using ThingSpeak cloud platform.

IoT Sensors Android ThingSpeak Cloud Analytics

Project Highlights

Project Final Year
Features Leak Detection
Ariya Vision Controller Development
Commissioned

Ariya Vision Controller Development

Energy Systems 2024

Successfully commissioned 2 MWh, 2.4 MVA, 1.25 MW-peak grid-tied solar system with cloud-based remote monitoring. Contributed to R&D for cutting-edge Energy Management System. Employee of the Month recognition for exceptional project execution.

EMS Grid Integration Cloud Monitoring 2 MWh System

Project Impact

Capacity 2 MWh
Award Employee of Month

Yetu Smart Mini-Grid Deployments

Energy Systems 2022-2024

Designed, executed, and maintained 8+ smart hybrid hydro and solar mini-grid projects across Africa. Custom IoT platform integration for power generation and distribution asset management with real-time monitoring.

Smart Grids Hybrid Power IoT Platform Rural Electrification

Project Impact

Grids 8+ Deployed
Reach Across Africa

Energy Savings Calculator

Energy Systems 2024

Python-based tool for calculating energy savings from EMS data using CSV processing. Processes monthly data to compute savings, aggregates yearly totals, and generates comprehensive Excel reports for energy management analysis.

Python Data Analysis CSV Processing Excel Reports

Project Highlights

Type Data Tool
Output Excel Reports

ESM Python Nairobi Training

Education & Training 2024

Comprehensive training materials for Energy System Modelling using Python and PyPSA library. Workshop content for ESM Python Nairobi session, empowering African engineers with advanced power system analysis skills.

PyPSA Python Training ESM

Project Highlights

Type Workshop
Focus ESM Training

Bytes to Watts: Energy Students Webinar

Education & Training 2024

Educational presentation bridging the gap between digital technology and energy systems for university students. Comprehensive webinar exploring the intersection of data, software, and power systems engineering.

Energy Education Digital Systems Student Outreach Webinar

Project Highlights

Audience Energy Students
Format Live Webinar

PCB Design 101 with Altium® Designer

Education & Training 2021

JKUAT SES Tech Week 2021 presentation teaching electronic design using Altium® Designer. Comprehensive introduction to PCB design, challenging students to develop sophisticated EDA tool skills for real-world problem solving.

Altium Designer PCB Design EDA Tools Workshop

Project Highlights

Event JKUAT SES Tech Week
Tool Altium Designer

Unlocking Tech Opportunities: Career Journey

Education & Training 2024

Inspiring presentation sharing career journey lessons for developers and engineers. Comprehensive guide to growth, innovation, and thriving in the tech industry, based on real-world experience in African tech landscape.

Career Development Tech Industry Mentorship Inspiration

Project Highlights

Focus Career Growth
Audience Developers

Electrical Simulation Tutorial Series

Education & Training 2021-2022

Comprehensive electrical simulation tutorial for SES Projects weekly meetings during 2021-2022 academic year. Educational content covering circuit analysis, power systems simulation, and engineering design principles.

Circuit Simulation Power Systems Engineering Design SES Projects

Project Highlights

Duration Academic Year
Platform SES Meetings

chrispinetinega.com Portfolio Website

Web & Software 2024-Present

Professional portfolio website showcasing engineering expertise, project portfolio, and thought leadership in African energy innovation. Modern responsive design with accessibility features and performance optimization.

HTML5/CSS3 JavaScript Responsive Design Portfolio

Project Highlights

Type Professional Portfolio
Status Live Production

Toastmasters Club Management System

Web & Software 2020-2021

Comprehensive web application forked from emmanuelnyaayo/ku-tm-club-system for Toastmasters Gavel Club management. Features member dashboards, role signup, membership payments, resource access, leader voting, and administrative reporting tools.

Web Application Database Club Management Collaboration

Project Highlights

Features Full Management
Users Club Members

Microcontroller-Based Conveyor System

Academic & Foundational 2020

Assembly language programming project for automated conveyor system. Microcontroller-based design for product motion control, type identification, quantity tracking, and manufacture time logging for industrial applications.

Assembly Language Microcontroller Industrial Automation Product Tracking

Project Highlights

Programming Assembly
Application Industrial

Core Technologies

Battle-tested tools delivering measurable impact across Africa's energy infrastructure

IoT & Embedded Systems

Embedded C/C++ Zephyr RTOS FreeRTOS Raspberry Pi STM32 ESP32 Modbus TCP/RTU MQTT KNX ThingSpeak

Quality Assurance & Testing

Industrial Simulators Functional Testing Regression Testing Fault-Injection Testing CI/CD Integration

Development & DevOps

Python Rust C/C++ Bash Docker Linux Git/GitHub AWS IoT Core Cloud Monitoring Remote Management

Power Systems & Energy Management

Hybrid Power Systems Power System Modeling SCADA Systems Solar PV Systems Energy Storage Mini-Grid Control Performance Analytics

Hardware Design & Electronics

PCB Design Circuit Simulation Power Electronics Sensor Integration Assembly Language Protocol Analyzers JTAG/SWD Debug

Leadership & Education

Technical Mentorship Team Leadership Project Management Curriculum Design Public Speaking Technical Documentation Community Building

Engineering Excellence with Proven Results

From 2 MWh solar commissioning to 40% QA automation efficiency gains—delivering impact that scales

Proven Excellence

Employee of the Month, 8+ smart grids deployed, 150+ engineers mentored

Africa-Focused Innovation

Deep expertise in African energy challenges, local solutions, community impact

Full-Stack Engineering

From embedded systems to cloud platforms, QA automation to grid integration

Quality-First Approach

40% efficiency gains through systematic QA, reliability-focused engineering

Ideal for organizations seeking

Embedded Systems QA automation and testing excellence
Smart mini-grid deployment and optimization across Africa
IoT-enabled renewable energy monitoring and control systems
Technical leadership and engineering team development
Power system analysis and hybrid renewable integration