John Fidelis

Software engineer with a strong background in computer engineering and 5 years of experience building modern, high-performance web applications. My expertise spans frontend, backend, and AI-powered solutions, ensuring seamless and scalable user experiences. .


Expertise & Specialization:

  • ✔️ Frontend Development – React, Next.js, and performance-optimized UI/UX
  • ✔️ Backend & Scalable Systems – Node.js, MongoDB, Firebase
  • ✔️ Mobile App Development – Ionic & Capacitor for cross-platform apps
  • ✔️ AI Integration – Leveraging existing models to build intelligent solutions


I’ve built end-to-end systems across industries, including financial platforms, CRM tools, e-commerce solutions, and AI-driven applications. Passionate about innovation and problem-solving, I thrive on creating impactful, user-friendly applications that drive real-world results.


Work Experience:

Senior Frontend Developer @Tsogolo Technologies - South Africa
Frontend Developer @Budova Engineering - Ukraine, Europe.
Lead Engineer @Fredans Technology - Nigeria
Frontend Developer and Tutor @Future Labs - Innovation and Tech Hub&Lab
Full Stack Developer & AI Developer @RASHAI - Leveraging on OpenAI API to Develop an AI writing tool .


John's AI

Type a query and click 'Ask'

The AI model in use is a Large Language Model (LLM) trained on a dataset with a knowledge cutoff of December 6, 2021. It does not have real-time data access and operates on pre-trained parameters

My Stack:
  • JavaScript
  • TypeScript
  • React.js
  • Next.js
  • Capacitor
  • Ionic
  • HTML
  • CSS
  • Tailwind CSS
  • Bootstrap
  • Node.js
  • Python
  • Vite
  • GitHub
  • MongoDB
  • Google Firebase
  • Vercel
  • Hosting
  • AI API (OpenAI, Gemini, DeepSeek)