Full-Stack Developer | IoT Enthusiast | Android Developer | Author
Bringing Software Engineering, Accounting, and IoT Together
I am a pragmatic full-stack developer, IoT enthusiast, Android developer, and author with a passion for building practical technology solutions that address real-world problems through code, creativity, and innovation.
My work spans web applications, Android applications, IoT systems, embedded technologies, databases, and API-driven integrations. I enjoy creating efficient, reliable, and user-friendly solutions that bridge software and hardware while connecting people, businesses, devices, and digital services.
I have hands-on experience with technologies including PHP, Laravel, Java, Android, MySQL, JavaScript, Arduino, and ESP8266, as well as a wide range of tools and platforms used in modern software and IoT development.
My projects have included data dashboards, automated workflows, secure voting platforms, payment systems, accounting software, eCommerce platforms, Point of Sale systems, alumni portals, mobile applications, and IoT solutions with real-time monitoring.
Beyond software development, I have experience in computer networking and CCTV systems, helping homes and businesses establish secure, reliable, and connected technology environments.
Designing and developing practical software systems, web applications, APIs, databases, mobile applications, business systems, payment platforms, and digital solutions that solve real-world problems.
PHP • Laravel • JavaScript • Java • MySQL • REST APIs
Combining technology with accounting and business knowledge to develop systems that support financial management, accounting operations, reporting, automation, and informed decision-making.
Accounting Software • POS • Financial Systems
Building connected systems using sensors, embedded devices, communication technologies, dashboards, automation, and cloud platforms to connect the physical world with digital systems.
Arduino • ESP8266 • LoRa • MQTT • RFID
Building solutions at the intersection of software, business, finance, and connected systems.
Builds the digital systems, applications, APIs, and platforms that power modern organizations.
Provides the financial and business knowledge needed to understand, manage, and improve organizational performance.
Connects physical devices, sensors, machines, and environments with software, data, and digital services.
Together, these areas create opportunities for digital transformation, business automation, financial technology, data-driven decision-making, smart systems, payment integration, and technology entrepreneurship.
Rural Electrification Authority — Payment of connection charges through M-PESA (2013).
Cash award by Rift Valley Railways for developing financial accounting software (2009).
ICT Option — Moi University, Kenya
My academic background equipped me with strong foundations in programming, systems analysis and design, database systems, information technology, and network technologies. I apply this knowledge together with practical experience to develop efficient and user-focused digital solutions.
PHP, JavaScript, SQL, Java, VB/VBA
HTML5, CSS3, Bootstrap, jQuery, Vue.js, Responsive UI Design
Laravel, CodeIgniter, MVC Pattern, RESTful Architecture, Axios, Ajax
Android (Java), REST APIs, JSON
ESP8266, Arduino, LoRa, MQTT, WebSocket Dashboards, RFID, DHT11 Sensors, DS1302 RTC, Smart Lighting, Real-Time Monitoring, ThingSpeak, Blynk, Telegram Bot Automation
Basic Electronics, Circuit Prototyping, PCB Design, Sensor & Module Integration, Power Management, LoRa Communication
M-PESA, USSD, Bulk SMS, Email Services, RESTful APIs, Payment Integrations, Mobile Backends, and IoT Telemetry
LAN Setup, CCTV Installation, Network Configuration, and Basic Cybersecurity
MySQL, Microsoft SQL Server, SQLite, Microsoft Access
Git, Eclipse, Android Studio, NetBeans, XAMPP, phpMyAdmin
My vision is to use technology to create practical solutions that improve lives, strengthen businesses, and contribute to meaningful change in society.
Through software engineering, accounting knowledge, IoT, mobile technologies, and digital innovation, I aim to build systems that are not only technically sound but also useful, accessible, and focused on solving genuine problems.
Learn. Build. Innovate. Connect. Make an Impact.
This bookstore provides a selection of my published works and learning resources. To explore more about my professional background, projects, skills, experience, and technology work, visit my complete online profile.
Visit My Online Profileprofile.pkakai.co.ke
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